SgWiki - User contributions [en]

History of Woodlands Feeder/Intra-Town Services

2026-04-30T13:54:07Z

Singapore Buses: /* Service 900A */

==Service 372 (1982 - 1996)==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|Woodlands Ctr ↺ Admiralty Rd
|'''1982'''
|'''7 February'''
|style='text-align:left'|Introduced between Woodlands Int and Admiralty Rd (Loop).
|-
|rowspan=3|{{TIBS}}
|rowspan=3|Woodlands Ctr ↺ Marsiling Rd
|rowspan=2|'''1983'''
|rowspan=2|'''9 October'''
|style='text-align:left'|Extended to loop at Marsiling Rd.
|-
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to start from Woodlands Reg Int, loop at Woodlands Ctr Rd and re-numbered Service 903.
|}

==Service 900==
===1st Generation (1985 - 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{TIBS}}
|rowspan=2|Woodlands Ctr ↺ Woodlands Ave 3
|rowspan=2|'''1985'''
|'''19 May'''
|style='text-align:left'|Introduced between Woodlands Int and Woodlands St 13 (Loop).
|-
|'''4 August'''
|style='text-align:left'|Amended to ply Woodlands Ave 3 and Woodlands St 13, skipping Woodlands St 11.
|-
|rowspan=2|Woodlands ↺ Woodlands Checkpt Ter
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to start from Woodlands Reg Int and loop at Woodlands Checkpt Ter.
|-
|'''14 July'''
|style='text-align:left'|Integrated with Service 901 to form Intra-Town Service 911 and discontinued.
|}

===2nd Generation (since 1998)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=8|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=6|Woodlands ↺ Woodlands Dr 14
|'''1998'''
|'''1 November'''
|style='text-align:left'|Introduced between Woodlands Reg Int and Woodlands Dr 14 (Loop).
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0540 hrs on Sundays and Public Holidays.
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0100 hrs daily.
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2017'''
|'''17 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|rowspan=2|Woodlands ↺ Woodlands Ave 1
|'''2023'''
|'''17 December'''
|style='text-align:left'|Integrated with Service 900A and extended to ply Champions Way, Woodlands Dr 17 and Woodlands Ave 1, serving Woodlands Sth Stn.
|-
|'''2025'''
|'''28 December'''
|style='text-align:left'|Serves a new bus stop opposite Innova Pri Sch along Champions Way.
|}

==Service 900A==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/PAST|xfc=|xbc=}}'|Operator
!style='{{CSS/PAST|xfc=|xbc=}}'|Route
!style='{{CSS/PAST|xfc=|xbc=}}'|Year
!style='{{CSS/PAST|xfc=|xbc=}}'|Date
!style='{{CSS/PAST|xfc=|xbc=}}'|Service changes
|-
|rowspan=9|{{SMB}}
|rowspan=9|Woodlands ↺ Champions Way
|'''2006'''
|'''26 June'''
|style='text-align:left'|Introduced between Woodlands Reg Int and Woodlands Dr 17 (Loop), operating during weekday peak hours only.
|-
|'''2008'''
|'''2 January'''
|style='text-align:left'|Serves 2 new bus stops outside Innova Pr Sch along Champions Way and after Innova Pr Sch along Woodlands Dr 17.
|-
|rowspan=2|'''2010'''
|rowspan=2|'''13 September'''
|style='text-align:left'|First bus (AM peak) brought forward to 0630 hrs.
|-
|style='text-align:left'|Extended to operate between 1200 and 1400 hours on weekdays.
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2017'''
|'''17 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|rowspan=2|'''2023'''
|'''15 May'''
|style='text-align:left'|Skips removed bus stop after Innova Pr Sch along Woodlands Dr 17.
|-
|'''17 December'''
|style='text-align:left'|Integrated with Service 900 and discontinued.
|}

==Service 901==
===1st Generation (1987 - 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{TIBS}}
|rowspan=2|Woodlands Ctr ↺ Woodlands St 81
|'''1987'''
|'''29 June'''
|style='text-align:left'|Introduced between Woodlands Int and Woodlands St 81 (Loop) as a peak hour service on weekdays and Saturdays.
|-
|'''1988'''
|'''4 January'''
|style='text-align:left'|Converted to daily full day service on weekdays and Saturdays and extended to operate on Sundays & Public Holidays.
|-
|Woodlands Ctr ↺ Woodlands Ave 4
|'''1993'''
|{{TBC}}
|style='text-align:left'|Amended to ply Woodlands Ave 7, Woodlands St 83, Woodlands Ave 4 and Woodlands St 82, skipping Woodlands St 81.
|-
|rowspan=2|Woodlands ↺ Woodlands Ave 4
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Shortened to Woodlands Reg Int with the introduction of Service 904.
|-
|'''14 July'''
|style='text-align:left'|Integrated with Service 900 to form Intra-Town Service 911 and discontinued.
|}

===2nd Generation (since 1999)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=7|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=7|Woodlands ↺ Woodlands Ave 6
|'''1999'''
|'''12 December'''
|style='text-align:left'|Introduced between Woodlands Reg Int and Woodlands Ave 6 (Loop).
|-
|'''2004'''
|'''7 March'''
|style='text-align:left'|Serves new bus stop opposite Blk 589 along Woodlands Ave 1.
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0100 hrs daily.
|-
|'''2015'''
|'''11 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2019'''
|'''5 October'''
|style='text-align:left'|Last bus extended to 0105 hrs daily.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 901M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=4|{{SMB}} '''(Current)'''
|rowspan=4|Woodlands ↺ Woodlands Ave 7
|rowspan=2|'''2019'''
|'''23 June'''
|style='text-align:left'|Introduced between Woodlands Temp Int and Woodlands Ave 7 (Loop). {{LWAB}}
|-
|'''5 October'''
|style='text-align:left'|Last bus extended to 0055 hrs daily.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Serves new bus stop outside Blk 676A along Woodlands Ring Rd.
|}

==Service 902==
===1st Generation (1989 - 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{TIBS}}
|Woodlands Ctr ↺ Woodlands St 32
|'''1989'''
|'''12 March'''
|style='text-align:left'|Introduced between Woodlands Int and Woodlands St 32 (Loop).
|-
|Woodlands ↺ Woodlands St 41
|rowspan=3|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to start from Woodlands Reg Int and loop at Woodlands St 41, skipping Woodlands St 32.
|-
|rowspan=2|Woodlands ↺ Woodlands Checkpt Ter
|'''24 March'''
|style='text-align:left'|Extended to loop at Woodlands Checkpt Ter.
|-
|'''8 December'''
|style='text-align:left'|Integrated with Service 905 to form Intra-Town Service 912 and discontinued.
|}

===2nd Generation (since 2006)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=8|{{SMB}} '''(Current)'''
|rowspan=8|Woodlands → Woodlands Ave 9
|'''2006'''
|'''17 April'''
|style='text-align:left'|Introduced from Woodlands Reg Int to Woodlands Ave 9 (Republic Polytechnic) as a peak hour one-directional service during weekday mornings during RP school term.
|-
|'''2007'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0900 hrs.
|-
|'''2010'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 1000 hrs.
|-
|'''2013'''
|'''7 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to the relocated Woodlands Int (Temporary).
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to the relocated Woodlands Int (Integrated Transport Hub).
|-
|'''2024'''
|'''8 April'''
|style='text-align:left'|Revised to operate between 0745 hrs and 0915 hrs.<ref>[//www.smrt.com.sg/news-publications/newsroom/service-announcements/service-announcement-revised-operating-hours-for-service-902/ "Revised Operating Hours for Service 902"] SMRT, 18 March 2024.</ref>
|-
|'''2025'''
|'''16 April'''
|style='text-align:left'|Revised to operate between 0815 hrs and 0950 hrs.<ref>[//www.smrt.com.sg/news-publications/newsroom/service-announcements/service-announcement-change-in-operation-timing-for-service-902/ "Change in Operating Hours for Service 902"] SMRT, 1 April 2025.</ref>
|}

==Service 903==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=6|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=6|Woodlands ↺ Woodlands Ctr Rd
|'''1996'''
|'''4 February'''
|style='text-align:left'|Re-numbered from Service 372 as a service between Woodlands Reg Int and Woodlands Ctr Rd (Loop).
|-
|'''1999'''
|'''19 July'''
|style='text-align:left'|Serves new bus stop outside Woodlands CIQ along Woodlands Rd.
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0100 hrs daily.
|-
|rowspan=2|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''3 April'''
|style='text-align:left'|{{DWAB}}
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 903M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=2|{{SMB}} '''(Current)'''
|rowspan=2|Woodlands ↺ Marsiling Lane
|'''2017'''
|'''13 January'''
|style='text-align:left'|Re-numbered from Peak Period Short Service (PPSS) 903P as a peak hour service between Woodlands Temp Int and Marsiling Lane (Loop).
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 904==
===1st Generation (1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{TIBS}}
|rowspan=2|Woodlands ↺ Woodlands Checkpt Ter
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Introduced between Woodlands Reg Int and Woodlands Checkpt Ter (Loop), replacing the deleted sectors of Service 901.
|-
|'''8 December'''
|style='text-align:left'|Integrated with Service 906 to form Intra-Town Service 913 and discontinued.
|}

===2nd Generation (since 2013)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=5|{{SMB}} '''(Current)'''
|rowspan=5|Woodlands ↺ Woodlands Cres
|rowspan=2|'''2013'''
|'''18 August'''
|style='text-align:left'|Introduced between Woodlands Reg Int and Woodlands Cres (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0530 hrs and 0100 hrs daily.
|-
|'''29 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2019'''
|'''22 December'''
|style='text-align:left'|Serves a new pair of bus stops outside Blk 691D and outside Blk 694C along Woodlands Dr 62.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 905==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{TIBS}}
|rowspan=2|Woodlands ↺ Woodlands Dr 50
|rowspan=2|'''1996'''
|'''18 August'''
|style='text-align:left'|Introduced between Woodlands Reg Int and Woodlands Dr 50 (Loop).
|-
|'''8 December'''
|style='text-align:left'|Integrated with Service 902 to form Intra-Town Service 912 and discontinued.
|}

==Service 906==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{TIBS}}
|rowspan=2|Woodlands ↺ Woodlands Circle
|rowspan=2|'''1996'''
|'''18 August'''
|style='text-align:left'|Introduced between Woodlands Reg Int and Woodlands Circle (Loop).
|-
|'''8 December'''
|style='text-align:left'|Integrated with Service 904 to form Intra-Town Service 913 and discontinued.
|}

==Service 911/A==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=10|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|Woodlands ↺ Woodlands Ave 9 & Woodlands Checkpt Ter
|'''1996'''
|'''14 July'''
|style='text-align:left'|Introduced between Woodlands Reg Int and Woodlands Ave 9/Woodlands Checkpt Ter (Loop) with the integration of Services 900 and 901.
|-
|Woodlands ↺ Woodlands Ave 2 & Woodlands Checkpt Ter
|'''2001'''
|{{TBC}}
|style='text-align:left'|Amended to ply Woodlands St 81, Woodlands St 82, Woodlands Ave 4, Woodlands St 83 and Woodlands Ave 7 towards Woodlands Reg Int.
|-
|rowspan=7|Woodlands ↺ Woodlands Ave 2 & Woodlands Ctr Rd
|'''2003'''
|'''23 March'''
|style='text-align:left'|Amended to loop at Woodlands Ctr Rd with the closure of Woodlands Checkpt Ter.
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0100 hrs daily.
|-
|'''2015'''
|'''14 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2018'''
|'''12 August'''
|style='text-align:left'|Converted to Feeder service. Terminating trip renumbered from 911E to 911T.
|-
|'''2019'''
|'''5 October'''
|style='text-align:left'|Last bus extended to 0105 hrs daily.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|{{Bus/D|911|note=Woodlands ↺ Woodlands Ave 2 & Centre Rd}}{{Bus/D|911A|note=Woodlands → Woodlands St 13}}
|'''2024'''
|'''11 March'''
|style='text-align:left'|{{Bus/D|911A|note=Introduced from Woodlands Int to Woodlands St 13 (Blk 146), operating during evening peak hours on weekdays (except public holidays). {{LWAB}}}}
|}

==Service 912/A/B==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=20|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|Woodlands ↺ Woodlands Dr 50 & Woodlands Checkpt Ter
|'''1996'''
|'''8 December'''
|style='text-align:left'|Introduced between Woodlands Reg Int and Woodlands Dr 50/Woodlands Checkpt Ter (Loop) with the integration of Services 902 and 905.
|-
|rowspan=4|Woodlands ↺ Woodlands Ave 7 & Woodlands Checkpt Ter
|'''1997'''
|{{TBC}}
|style='text-align:left'|Extended to loop at Woodlands Ave 7.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Blk 409 along Woodlands St 41.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0050 hrs daily.
|-
|'''2001'''
|'''24 June'''
|style='text-align:left'|Serves new bus stop outside Blk 680 along Woodlands Ave 6.
|-
|rowspan=4|Woodlands ↺ Woodlands Ave 7 & Woodlands Centre Rd
|'''2003'''
|'''23 March'''
|style='text-align:left'|Amended to loop at Woodlands Ctr Rd with the closure of Woodlands Checkpt Ter.
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0100 hrs daily.
|-
|rowspan=2|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''3 April'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|{{Bus/D|912|note=Woodlands ↺ Woodlands Ave 7 & Centre Rd}}{{Bus/D|912A|note=Woodlands ↺ Woodlands Ave 7}}{{Bus/D|912B|note=Woodlands ↺ Woodlands Centre Rd}}
|'''2017'''
|'''10 September'''
|style='text-align:left'|Introduction of Terminating Trip 912A and Terminating Trip 912B to replace Terminating Trip 912E.
|-
|'''2018'''
|'''12 August'''
|style='text-align:left'|Converted to Feeder service.
|-
|'''2019'''
|'''5 October'''
|style='text-align:left'|Last bus extended to 0105 hrs daily.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Serves new bus stop outside Blk 676A along Woodlands Ring Rd.
|}

==Service 912M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/PAST|xfc=|xbc=}}'|Operator
!style='{{CSS/PAST|xfc=|xbc=}}'|Route
!style='{{CSS/PAST|xfc=|xbc=}}'|Year
!style='{{CSS/PAST|xfc=|xbc=}}'|Date
!style='{{CSS/PAST|xfc=|xbc=}}'|Service changes
|-
|rowspan=5|{{SMB}}
|rowspan=5|Woodlands ↺ Woodlands St 41
|'''2016'''
|'''1 September'''
|style='text-align:left'|Re-numbered from Peak Period Short Service (PPSS) 912P as a peak hour service between Woodlands Temp Int and Woodlands St 41 (Loop). {{LWAB}}
|-
|'''2017'''
|'''10 September'''
|style='text-align:left'|Revised to operate between 0608 to 0810 hrs and 1654 to 1922 hrs on weekdays with the introduction of Terminating Trips 912A and 912B.
|-
|'''2019'''
|'''24 June'''
|style='text-align:left'|Serves additional bus stop opposite Fuchun Community Club along Woodlands Ave 1.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|'''2025'''
|'''13 January'''
|style='text-align:left'|Discontinued with the introduction of Service 967.
|}

==Service 913==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=9|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|Woodlands ↺ Woodlands Circle & Checkpt Ter
|'''1996'''
|'''8 December'''
|style='text-align:left'|Introduced between Woodlands Reg Int and Woodlands Circle/Woodlands Checkpt Ter (Loop) with the integration of Services 904 and 906.
|-
|rowspan=5|Woodlands ↺ Woodlands Circle & Centre Rd
|'''2003'''
|'''23 March'''
|style='text-align:left'|Amended to loop at Woodlands Ctr Rd with the closure of Woodlands Checkpt Ter.
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0100 hrs daily.
|-
|rowspan=2|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''3 April'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''12 August'''
|style='text-align:left'|Converted to Feeder service. Terminating trip renumbered from 913E to 913T.
|-
|rowspan=3|Woodlands ↺ Woodlands Circle & Ave 3
|rowspan=2|'''2019'''
|'''17 March'''
|style='text-align:left'|Amended to loop at Woodlands Ave 3, skipping Woodlands Ctr Rd.
|-
|'''5 October'''
|style='text-align:left'|Last bus extended to 0105 hrs daily.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 913M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=2|{{SMB}} '''(Current)'''
|rowspan=2|Woodlands ↺ Woodlands St 13
|'''2019'''
|'''17 March'''
|style='text-align:left'|Introduced between Woodlands Temp Int and Woodlands St 13 (Loop). {{LWAB}}
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category: Buses]]
[[Category:SMRT Buses]]

History of Yishun Feeder/Intra-Town/Townlink Services

2026-04-30T12:44:01Z

Singapore Buses: /* Service 812 */

==Service 800==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|Yishun Ave 5 ↺ Yishun Ave 7
|'''1984'''
|'''30 September'''
|style='text-align:left'|Introduced between Yishun Ave 5 Ter and Yishun Ave 7 (Loop).
|-
|Yishun ↺ Yishun Ring Rd
|'''1987'''
|'''23 August'''
|style='text-align:left'|Amended to start from Yishun Int and loop at Yishun Ave 5.
|-
|rowspan=7|Yishun ↺ Sembawang Rd
|'''1991'''
|'''1 January'''
|style='text-align:left'|Extended to loop at Yishun St 71, skipping Yishun Ave 5.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0050 hrs daily.
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0055 hrs daily.
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|'''2016'''
|'''3 April'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|{{SBST}} '''(Current)'''
|'''2018'''
|'''18 March'''
|style='text-align:left'|Operations transferred to SBS Transit.
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub and amended to ply Yishun Ctrl.<ref name=YITHOpening>[//web.archive.org/web/20211123051823/https://www.lta.gov.sg/content/dam/ltagov/news/press/2019/20190807_Yishun_ITH_loc_map_Annex.pdf Yishun ITH Location Map] Land Transport Authority (7 August 2019). Archived 23 November 2021.</ref>
|}

==Service 801==
===1st Generation (1985 - 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{TIBS}}
|Yishun Ave 5 ↺ Yishun Ave 6
|rowspan=2|'''1985'''
|'''3 February'''
|style='text-align:left'|Introduced between Yishun Ave 5 Ter and Yishun Ave 6 (Loop).
|-
|Yishun Ave 5 ↺ Yishun St 22
|'''4 August'''
|style='text-align:left'|Amended to loop at Yishun St 22.
|-
|rowspan=2|Yishun ↺ Yishun Ave 5
|'''1987'''
|'''23 August'''
|style='text-align:left'|Amended to start from Yishun Int and loop at Yishun Ave 5, skipping Yishun St 22.
|-
|'''1996'''
|'''7 July'''
|style='text-align:left'|Integrated with Service 805 to form Intra-Town Service 811 and discontinued.
|}

===2nd Generation (since 2022)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=4|{{TTS}} '''(Current)'''
|rowspan=4|Yishun ↺ Yishun Ave 1
|rowspan=3|'''2022'''
|'''23 January'''
|style='text-align:left'|Introduced between Yishun Int and Yishun Ave 1 (Loop), operating between 0520 hrs and 0055 hrs daily. {{LWAB}}<ref>[//web.archive.org/web/20240330161637/https://www.towertransit.sg/announcements/new-bus-service-801 New Bus Service 801] Tower Transit Singapore (4 January 2022). Archived 30 March 2024.</ref>
|-
|'''11 September'''
|style='text-align:left'|Serves 3 new bus stops outside and opposite Blk 334B and opposite Blk 317A along Yishun Ave 6.<ref name=6Sep22>[//web.archive.org/web/20220906053517/https://www.sbstransit.com.sg/news/service-803-to-call-at-new-bus-stop-along-yishun-avenue-6 Service 803 to call at new bus stop along Yishun Avenue 6] SBS Transit (6 September 2022). Archived 6 September 2022.</ref>
|-
|'''25 September'''
|style='text-align:left'|Serves new bus stop opposite Blk 382C along Yishun Ave 6.<ref>[//web.archive.org/web/20240330150216/https://www.towertransit.sg/announcements/new-bus-stop-59809-opp-blk-382c-yishun-ave-6 New Bus Stop 59809: Opp Blk 382C Yishun Ave 6] Tower Transit Singapore (22 September 2022). Archived 30 March 2024.</ref>
|-
|'''2025'''
|'''28 September'''
|style='text-align:left'|Serves bus stop before Yishun Stn along Yishun Ave 2.<ref>[//web.archive.org/web/20250917105336/https://www.towertransit.sg/announcements/additional-stopping-point-for-service-801-at-bs-59671 Additional Stopping point for Service 801 at BS 59671] Tower Transit Singapore (17 September 2025). Archived 17 September 2025.</ref>
|}

==Service 802==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{TIBS}}
|Yishun Ave 5 ↺ Yishun Ave 3
|'''1986'''
|'''31 August'''
|style='text-align:left'|Introduced between Yishun Ave 5 Ter and Yishun Ave 3 (Loop).
|-
|rowspan=2|Yishun ↺ Yishun Ave 3
|'''1987'''
|'''23 August'''
|style='text-align:left'|Amended to Yishun Int.
|-
|'''1996'''
|'''3 November'''
|style='text-align:left'|Integrated with Service 803 to form Intra-Town Service 812 and discontinued.
|}

==Service 803==
===1st Generation (1987 - 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{TIBS}}
|rowspan=3|Yishun ↺ Yishun St 61
|'''1987'''
|'''23 August'''
|style='text-align:left'|Introduced between Yishun Int and Yishun St 61 (Loop).
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0040 hrs daily.
|-
|'''1996'''
|'''3 November'''
|style='text-align:left'|Integrated with Service 802 to form Intra-Town Service 812 and discontinued.
|}

===2nd Generation (since 2014)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=3|{{SMB}}
|rowspan=6|Yishun ↺ Yishun Ave 6
|rowspan=2|'''2014'''
|'''16 February'''
|style='text-align:left'|Introduced between Yishun Int and Yishun Ave 6 (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0520 hrs and 0055 hrs on weekdays & Saturdays / between 0530 hrs and 0055 hrs on Sundays & Public Holidays.
|-
|'''2 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|rowspan=3|{{SBST}} '''(Current)'''
|'''2018'''
|'''25 March'''
|style='text-align:left'|Operations transferred to SBS Transit.
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub and amended to ply Yishun Ctrl.<ref name=YITHOpening/>
|-
|'''2022'''
|'''11 September'''
|style='text-align:left'|Serves new bus stop outside Blk 334B along Yishun Ave 6.<ref name=6Sep22/>
|}

==Service 804/A==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|Yishun ↺ Yishun Ring Rd
|'''1987'''
|'''8 November'''
|style='text-align:left'|Introduced between Yishun Int and Yishun Ring Rd (Loop).
|-
|rowspan=3|Yishun ↺ Yishun Ave 1
|'''1988'''
|'''26 June'''
|style='text-align:left'|Extended to loop at Yishun Ave 6.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0040 hrs daily.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0050 hrs daily.
|-
|{{Bus/D|804|note=Yishun ↺ Yishun Ave 1}}{{Bus/D|804A|PAST|note=Yishun → Yishun Ring Rd}}
|'''2003'''
|'''24 March'''
|style='text-align:left'|{{Bus/D|804A|PAST|note=Introduced from Yishun Int to Yishun Ring Rd (Blk 456) during evening peak hours on weekdays.}}
|-
|rowspan=9|Yishun ↺ Yishun Ave 11
|rowspan=2|'''2004'''
|rowspan=2|'''25 April'''
|style='text-align:left'|Amended to ply Yishun St 41 and amended to loop at Yishun Ave 11.
|-
|style='text-align:left'|{{Bus/D|804A|PAST|note=Discontinued.}}
|-
|'''2012'''
|'''1 January'''
|style='text-align:left'|Serves new bus stop between Blks 445 and 449 along Yishun Ring Rd.
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0055 hrs daily.
|-
|rowspan=2|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|'''14 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{SBST}} '''(Current)'''
|'''2018'''
|'''18 March'''
|style='text-align:left'|Operations transferred to SBS Transit.
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub and amended to skip Yishun Ctrl.<ref name=YITHOpening/>
|-
|'''2024'''
|'''24 November'''
|style='text-align:left'|Serves new bus stop before Yishun Stn along Yishun Ave 2.
|}

==Service 804A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{TIBS}}
|rowspan=2|Yishun ↺ Yishun Ring Rd
|'''1994'''
|'''21 October'''
|style='text-align:left'|Introduced between Yishun Int and Yishun Ring Rd (Loop) as a peak hour service on Weekdays and Saturdays.
|-
|'''1998'''
|'''28 December'''
|style='text-align:left'|Re-numbered Service 806.
|}

==Service 805==
===1st Generation (1989 - 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{TIBS}}
|rowspan=2|Yishun ↺ Yishun St 81
|'''1988'''
|'''26 June'''
|style='text-align:left'|Introduced between Yishun Int and Yishun St 81 (Loop).
|-
|'''1996'''
|'''7 July'''
|style='text-align:left'|Integrated with Service 801 to form Intra-Town Service 811 and discontinued.
|}

===2nd Generation (since 2016)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SMB}}
|rowspan=4|Yishun ↺ Yishun Ave 1
|rowspan=2|'''2016'''
|'''14 February'''
|style='text-align:left'|Introduced between Yishun Temp Int and Yishun Ave 1 (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0520 hrs and 0055 hrs on weekdays & Saturdays / between 0530 hrs and 0055 hrs on Sundays & Public Holidays. {{LWAB}}
|-
|'''16 October'''
|style='text-align:left'|Serves new bus stop outside Blk 504C along Yishun Ring Rd.
|-
|rowspan=2|{{SBST}} '''(Current)'''
|'''2018'''
|'''18 March'''
|style='text-align:left'|Operations transferred to SBS Transit.
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.<ref name=YITHOpening/>
|}

==Service 806==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=2|Yishun ↺ Yishun Ring Rd
|'''1998'''
|'''28 December'''
|style='text-align:left'|Re-numbered from Service 804A as a peak hour service between Yishun Int and Yishun Ring Rd (Loop), operating on Weekdays and Saturdays only.
|-
|'''2001'''
|'''11 November'''
|style='text-align:left'|Converted to full day service on weekdays and Saturdays, serving all bus stops along Yishun Ctrl and Yishun Ave 11.
|-
|rowspan=12|Yishun ↺ Yishun Ave 6
|rowspan=2|'''2005'''
|rowspan=2|'''5 December'''
|style='text-align:left'|Amended to ply Yishun Ave 6 and Yishun St 31'''.
|-
|style='text-align:left'|First bus brought forward to 0545 hrs daily.
|-
|'''2007'''
|'''29 July'''
|style='text-align:left'|Extended to operate on Sundays and Public Holidays.
|-
|'''2010'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0520 hrs on weekdays and Saturdays and 0530 hrs on Sundays and Public Holidays.
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0055 hrs daily.
|-
|'''2014'''
|'''23 February'''
|style='text-align:left'|Serves new bus stop outside Blk 348B along Yishun Ave 11.
|-
|rowspan=2|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|'''24 May'''
|style='text-align:left'|Serves new bus stop opposite Blk 333C along Yishun St 31.
|-
|'''2017'''
|'''16 July'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{SBST}} '''(Current)'''
|'''2018'''
|'''25 March'''
|style='text-align:left'|Operations transferred to SBS Transit.
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.<ref name=YITHOpening/>
|-
|'''2021'''
|'''25 April'''
|style='text-align:left'|Serves new bus stop outside Blk 382C along Yishun Ave 6.
|}

==Service 807/A/B==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SMB}}
|rowspan=5|{{Bus/D|807|note=Yishun ↺ Yishun Ave 5}}{{Bus/D|807A|note=Yishun → Yishun Ring Rd}}
|rowspan=2|'''2017'''
|rowspan=2|'''15 October'''
|style='text-align:left'|{{Bus/D|807|note=Introduced between Yishun Temp Int and Yishun St 71 (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0530 hrs and 2330 hrs daily. {{LWAB}}}}
|-
|style='text-align:left'|{{Bus/D|807A|note=Introduced from Yishun Temp Int to Yishun Ring Rd (Opp Blk 798) during morning peak hours daily. {{LWAB}}}}
|-
|rowspan=5|{{SBST}} '''(Current)'''
|rowspan=2|'''2018'''
|rowspan=2|'''18 March'''
|style='text-align:left'|Operations transferred to SBS Transit.
|-
|style='text-align:left'|{{Bus/D|807|note=First bus brought forward to 0520 hrs on weekdays and Saturdays. Last bus extended to 0055 hrs daily.}}
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub and amended to ply Yishun Ctrl.<ref name=YITHOpening/>
|-
|rowspan=2|{{Bus/D|807|note=Yishun ↺ Yishun Ave 5}}{{Bus/D|807A|note=Yishun → Yishun Ring Rd}}{{Bus/D|807B|note=Yishun → Yishun Ring Rd}}
|'''2021'''
|'''25 January'''
|style='text-align:left'|{{Bus/D|807B|note=Introduced from Yishun Int to Yishun Ring Rd (Jiemin Pr Sch) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2023'''
|'''25 September'''
|style='text-align:left'|{{Bus/D|807A|note=First bus brought forward to 0515 hrs on weekdays.}}
|}

==Service 811/A==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=9|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=2|Yishun ↺ Yishun Ave 5 & Ave 1
|'''1996'''
|'''7 July'''
|style='text-align:left'|Introduced between Yishun Int and Yishun Ave 5/St 81 (Loop) with the integration of Services 801 and 805.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0050 hrs daily.
|-
|{{Bus/D|811|note=Yishun ↺ Yishun Ave 5 & Ave 1}}{{Bus/D|811A|PAST|note=Yishun → Yishun Ave 9}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|811A|PAST|note=Introduced from Yishun Int to Yishun Ave 9 (Opp Blk 245) during morning peak hours on weekdays.}}
|-
|rowspan=4|Yishun ↺ Yishun Ave 5 & Ave 1
|'''2007'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|811A|PAST|note=Discontinued with the closure of ITE Yishun Campus.}}
|-
|'''2009'''
|'''1 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''23 October'''
|style='text-align:left'|Amended to ply Yishun Ave 3 and Yishun Ring Rd.
|-
|rowspan=2|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0055 hrs daily.
|-
|rowspan=9|{{Bus/D|811|note=Yishun ↺ Yishun Ave 5 & Ave 1}}{{Bus/D|811A|note=Yishun → Yishun Ave 5}}
|'''28 October'''
|style='text-align:left'|{{Bus/D|811A|note=Introduced from Yishun Int to Yishun Ave 5 (Blk 145) during evening peak hours on weekdays. {{LWAB}}}}
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|rowspan=7|{{SBST}} '''(Current)'''
|rowspan=5|'''2018'''
|rowspan=3|'''18 March'''
|style='text-align:left'|Operations transferred to SBS Transit.
|-
|style='text-align:left'|{{Bus/D|811|note=Converted to Townlink service.}}
|-
|style='text-align:left'|{{Bus/D|811A|note=Extended to terminate at Yishun Ave 5 (Blk 151).}}
|-
|rowspan=2|'''12 August'''
|style='text-align:left'|{{Bus/D|811|note=Converted to Feeder service.}}
|-
|style='text-align:left'|{{Bus/D|811|note=Terminating trip renumbered from 811E to 811T.}}
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.<ref name=YITHOpening/>
|-
|'''2022'''
|'''23 January'''
|style='text-align:left'|Amended to skip Yishun Integrated Transport Hub towards Yishun Ave 1 (South Loop) with the introduction of Service 801.
|}

==Service 812==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=13|Yishun ↺ Yishun Ave 4 & Ave 3
|'''1996'''
|'''3 November'''
|style='text-align:left'|Introduced between Yishun Int and Yishun St 61/Ave 3 (Loop) with the integration of Services 802 and 803.
|-
|rowspan=2|'''2002'''
|{{TBC}}
|style='text-align:left'|Last bus for West Loop extended to 0050 hrs daily.
|-
|{{TBC}}
|style='text-align:left'|Serves the bus stop outside Northpoint Shop Ctr along Yishun Ave 2 for the West Loop, skipping the bus stop outside Blk 923.
|-
|'''2007'''
|'''29 May'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Blk 774 along Yishun Ring Rd.
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0055 hrs daily.
|-
|rowspan=2|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|'''24 May'''
|style='text-align:left'|Serves new pair of bus stops before and opposite SAFRA Yishun along Yishun Ctrl.
|-
|'''2016'''
|'''3 April'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|{{SBST}} '''(Current)'''
|rowspan=4|'''2018'''
|rowspan=2|'''25 March'''
|style='text-align:left'|Operations transferred to SBS Transit.
|-
|style='text-align:left'|Converted to Townlink service.
|-
|rowspan=2|'''12 August'''
|style='text-align:left'|Converted to Feeder service.
|-
|style='text-align:left'|Terminating trip renumbered from 812E to 812T.
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.<ref name=YITHOpening/>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Choa Chu Kang Feeder/Intra-Town/Townlink Services

2026-04-30T12:05:20Z

Singapore Buses: /* Service 300/G/W */

==Service 300/G/W==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=2|Choa Chu Kang ↺ Choa Chu Kang Ave 3
|'''1990'''
|'''16 December'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and Choa Chu Kang Ave 3 (Loop).
|-
|rowspan=2|'''1994'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0030 hrs daily.
|-
|Choa Chu Kang ↺ Choa Chu Kang Ave 2
|'''22 August'''
|style='text-align:left'|Amended to loop at Choa Chu Kang Ave 2, skipping Choa Chu Kang Ave 3.
|-
|{{Bus/D|300|style=background-color:#080;color:#fff;border:1px solid #000|note=Choa Chu Kang → Choa Chu Kang Avenue 4 ↺ Choa Chu Kang Ave 2}}{{Bus/D|300|style=background-color:#fff;color:#f00;border:1px solid #000|note=Choa Chu Kang → Choa Chu Kang Way ↺ Choa Chu Kang Ave 2}}
|'''1997'''
|'''23 February'''
|style='text-align:left'|Converted to a bi-directional feeder service with green and white plates.
|-
|rowspan=12|Choa Chu Kang ↺ Choa Chu Kang Ave 3
|'''1998'''
|'''13 April'''
|style='text-align:left'|Amended to ply Choa Chu Kang Ave 3 and the extended Choa Chu Kang Ave 4 and reverted back to single plate feeder service, skipping Choa Chu Kang Ave 1.
|-
|rowspan=11|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=2|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|style='text-align:left'|First bus brought forward to 0530 hrs on weekdays and Saturdays. Last bus extended to 0050 hrs daily.
|-
|rowspan=2|'''2001'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Sunshine Pl along Choa Chu Kang Ave 3.
|-
|'''31 October'''
|style='text-align:left'|Extended to ply Choa Chu Kang Ave 5 in both directions.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|First bus revised to 0545 hrs on Saturdays.
|-
|rowspan=2|'''2013'''
|'''24 February'''
|style='text-align:left'|Serves new bus stop outside Blk 293 along Choa Chu Kang Ave 1.
|-
|{{TBC}}
|style='text-align:left'|Last bus extended to 0055 hrs daily.
|-
|'''2015'''
|'''25 April'''
|style='text-align:left'|Amended to skip Choa Chu Kang Ave 5 with the introduction of Services 301 and 983.<ref>[//web.archive.org/web/20220320100343/https://www.lta.gov.sg/content/dam/ltagov/news/press/2015/20150410_SMRT_bus_svcs_301_983_300_982E.pdf "Amendment To Feeder Bus Service 300"] Land Transport Authority, 10 April 2015. Archived 20 March 2022.</ref>
|-
|'''2017'''
|'''17 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''16 December'''
|style='text-align:left'|Amended to the relocated Choa Chu Kang Int.
|-
|'''2019'''
|'''5 October'''
|style='text-align:left'|Last bus extended to 0105 hrs daily.
|}

==Service 301==
===1st Generation (1990 - 1997)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Choa Chu Kang ↺ Teck Whye Lane
|'''1990'''
|'''15 April'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and Teck Whye Lane (Loop).
|-
|'''1991'''
|'''21 April'''
|style='text-align:left'|Amended to ply Choa Chu Kang Way and Choa Chu Kang Ctrl, skipping Choa Chu Kang Dr and Choa Chu Kang Ave 1.
|-
|'''1997'''
|'''24 August'''
|style='text-align:left'|Integrated with Service 303 to form Townlink Service 307 and discontinued.
|}

===2nd Generation (since 2015)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SMB}} '''(Current)'''
|rowspan=2|Choa Chu Kang ↺ Choa Chu Kang Ave 5
|rowspan=2|'''2015'''
|'''25 April'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and Choa Chu Kang Ave 5 (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0530 hrs and 0055 hrs on Weekdays and between 0545 hrs and 0055 hrs on Saturdays, Sundays & Public Holidays.<ref>[//web.archive.org/web/20220320100343/https://www.lta.gov.sg/content/dam/ltagov/news/press/2015/20150410_SMRT_bus_svcs_301_983_300_982E.pdf "New Feeder Bus Service 301"] Land Transport Authority, 10 April 2015. Archived 20 March 2022.</ref>
|-
|'''14 June'''
|style='text-align:left'|{{DWAB}}<ref>[//scontent.fsin15-2.fna.fbcdn.net/v/t39.30808-6/464905917_8873216466032837_2916571864277414187_n.png?_nc_cat=103&ccb=1-7&_nc_sid=0b6b33&_nc_ohc=UGexA1nzk5AQ7kNvgGzRr4A&_nc_oc=Adhik0E4a37Kbm2T-UVcwUdkAzgzt2XVzSZR31diz-s5pil6ixWgWfpZpKQebL7TR18&_nc_zt=23&_nc_ht=scontent.fsin15-2.fna&_nc_gid=iZKQOn2uHePZDkus55exBw&oh=00_AYHFNWDFCBeypwWJRTG479ey3BLUFgZ3pATGPWdlDtdaNQ&oe=67D9FBB3 "Service Information"] SMRT, 5 June 2015.</ref><ref>[//www.todayonline.com/singapore/smrt-introduce-seven-new-wheelchair-friendly-bus-services "SMRT to introduce seven new wheelchair-friendly bus services"] Today Online, 8 June 2015.</ref>
|-
|rowspan=3|Choa Chu Kang ↺ Keat Hong Cl
|'''2016'''
|'''3 January'''
|style='text-align:left'|Amended to loop at Keat Hong Cl.
|-
|'''2018'''
|'''16 December'''
|style='text-align:left'|Amended to new Choa Chu Kang Int.<ref>[//web.archive.org/web/20220809134548/https://www.lta.gov.sg/content/ltagov/en/newsroom/2018/11/2/new-choa-chu-kang-bus-interchange-to-open-on-16-december-2018.html "New Choa Chu Kang Bus Interchange to Open on 16 December 2018"] Land Transport Authority, 19 Nov 2018. Archived 9 August 2022.</ref>
|-
|'''2019'''
|'''5 October'''
|style='text-align:left'|Last bus extended to 0105 hrs daily.
|}

==Service 302/A==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|Choa Chu Kang ↺ Choa Chu Kang North 5
|'''1993'''
|'''24 October'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and Choa Chu Kang Nth 5 (Loop).
|-
|Choa Chu Kang ↺ Choa Chu Kang St 52
|rowspan=3|'''1994'''
|'''6 February'''
|style='text-align:left'|Extended to loop at Choa Chu Kang St 52.
|-
|rowspan=2|Choa Chu Kang ↺ Choa Chu Kang St 62
|rowspan=2|'''20 November'''
|style='text-align:left'|Extended to loop at Choa Chu Kang St 62.
|-
|style='text-align:left'|Last bus extended to 0030 hrs daily.
|-
|rowspan=4|Choa Chu Kang ↺ Choa Chu Kang Cres
|'''1998'''
|'''8 November'''
|style='text-align:left'|Extended to loop at Choa Chu Kang Cres, skipping Choa Chu Kang St 62.
|-
|rowspan=7|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=2|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|style='text-align:left'|Last bus extended to 0050 hrs daily.
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0055 hrs daily.
|-
|rowspan=4|{{Bus/D|302|note=Choa Chu Kang ↺ Choa Chu Kang Cres}}{{Bus/D|302A|note=Choa Chu Kang Dr ↺ Choa Chu Kang Cres}}
|'''2014'''
|'''15 September'''
|style='text-align:left'|{{Bus/D|302A|note=Introduced between Choa Chu Kang Dr (Yew Tee Stn) and Choa Chu Kang Cres (Loop) during peak hours on weekdays.}}
|-
|'''2016'''
|'''3 April'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''16 December'''
|style='text-align:left'|Amended to new Choa Chu Kang Int.<ref>[//web.archive.org/web/20220809134548/https://www.lta.gov.sg/content/ltagov/en/newsroom/2018/11/2/new-choa-chu-kang-bus-interchange-to-open-on-16-december-2018.html "New Choa Chu Kang Bus Interchange to Open on 16 December 2018"] Land Transport Authority, 19 Nov 2018. Archived 9 August 2022.</ref>
|-
|'''2019'''
|'''5 October'''
|style='text-align:left'|{{Bus/D|302|note=Last bus extended to 0105 hrs daily.}}
|}

==Service 303==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|Choa Chu Kang ↺ Choa Chu Kang North 5
|'''1994'''
|'''6 February'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and Choa Chu Kang Nth 5 (Loop).
|-
|rowspan=3|Choa Chu Kang ↺ Choa Chu Kang St 62
|'''1995'''
|'''29 October'''
|style='text-align:left'|Extended to loop at Choa Chu Kang St 62.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and opposite Stagmont Ring along Choa Chu Kang Nth 6.
|-
|'''1997'''
|'''24 August'''
|style='text-align:left'|Integrated with Service 301 to form Townlink Service 307 and discontinued.
|}

==Service 307/A==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=3|Choa Chu Kang ↺ Choa Chu Kang St 62 & Teck Whye Lane
|'''1997'''
|'''24 August'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and Choa Chu Kang St 62/Teck Whye Lane (Loop) as a Townlink service with the integration of Services 301 and 303.
|-
|rowspan=15|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=3|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|style='text-align:left'|Last bus extended to 0050 hrs daily.
|-
|Choa Chu Kang ↺ Choa Chu Kang St 62
|'''26 December'''
|style='text-align:left'|Converted to regular feeder service and amended to skip Choa Chu Kang Way, Choa Chu Kang Ctrl and Teck Whye Lane under Bukit Panjang LRT Rationalisation.
|-
|Choa Chu Kang ↺ Teck Whye Ave & Choa Chu Kang St 62
|'''2001'''
|'''31 October'''
|style='text-align:left'|Reverted back to Intra-Town service and amended to loop at Teck Whye Ave.
|-
|rowspan=3|Choa Chu Kang ↺ Choa Chu Kang St 62 & Teck Whye Ave
|'''2002'''
|'''12 May'''
|style='text-align:left'|Amended to ply Choa Chu Kang Way and amended to loop at Choa Chu Kang St 62 first before proceeding to loop at Teck Whye Ave.
|-
|'''2007'''
|'''15 July'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Northvale Condo along Choa Chu Kang Dr.
|-
|'''2009'''
|'''1 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|Choa Chu Kang ↺ Choa Chu Kang St 62 & Teck Whye Lane
|'''2012'''
|'''21 October'''
|style='text-align:left'|Amended to ply Choa Chu Kang Ave 1 and Teck Whye Ave towards Teck Whye Lane.
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0055 hrs daily.
|-
|{{Bus/D|307|note=Choa Chu Kang ↺ Choa Chu Kang St 62 & Teck Whye Lane}}{{Bus/D|307A|note=Choa Chu Kang Ave 4 ↺ Choa Chu Kang St 62}}
|'''2016'''
|'''1 September'''
|style='text-align:left'|{{Bus/D|307A|note=Re-numbered from Peak Period Short Service 307P as a service between Choa Chu Kang Ave 4 (Lot 1 Shoppers' Mall) and Choa Chu Kang St 62 (Loop) during peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=5|{{Bus/D|307|note=Choa Chu Kang ↺ Choa Chu Kang St 62 & Teck Whye Lane}}{{Bus/D|307A|note=Choa Chu Kang ↺ Choa Chu Kang St 62}}
|rowspan=4|'''2018'''
|'''22 July'''
|style='text-align:left'|{{Bus/D|307A|note=Extended to start from Choa Chu Kang Int.}}
|-
|rowspan=2|'''12 August'''
|style='text-align:left'|{{Bus/D|307|note=Converted to Feeder service.}}
|-
|style='text-align:left'|{{Bus/D|307|note=Terminating Trips renumbered to Service 307T from 307E.}}
|-
|'''16 December'''
|style='text-align:left'|Amended to new Choa Chu Kang Int.
|-
|'''2019'''
|'''5 October'''
|style='text-align:left'|Last bus extended to 0105 hrs daily.
|}

==Service 308==
{| class='wikitable' style='text-align:center;'
!style='{{CSS/PAST|xfc=|xbc=}}'|Operator
!style='{{CSS/PAST|xfc=|xbc=}}'|Route
!style='{{CSS/PAST|xfc=|xbc=}}'|Year
!style='{{CSS/PAST|xfc=|xbc=}}'|Date
!style='{{CSS/PAST|xfc=|xbc=}}'|Service changes
|-
|rowspan=2|{{SMB}}
|rowspan=2|Choa Chu Kang ↺ Keat Hong Link
|'''2016'''
|'''15 May'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and Keat Hong Lk (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0530 hrs and 0055 hrs on weekdays / between 0545 hrs and 0055 hrs on Saturdays, Sundays & Public Holidays. {{LWAB}}
|-
|'''2018'''
|'''30 September'''
|style='text-align:left'|Integrated with Service 991 and discontinued.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category: Buses]]
[[Category:SMRT Buses]]

History of Services 700 - 859

2026-04-30T11:08:20Z

Singapore Buses: /* Service 825 */

==Service 700==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=16|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=3|Woodlands ↔ Shenton Way
|rowspan=3|'''1998'''
|'''31 August'''
|style='text-align:left'|Introduced between Woodlands Reg Int and Shenton Way Ter as a RapidBus service on weekdays and Saturdays.
|-
|rowspan=2|'''9 November'''
|style='text-align:left'|Serves additional bus stop outside UIC Bldg along Shenton Way.
|-
|style='text-align:left'|Revised to operate between 0630 hrs and 2000 hrs on weekdays, and between 0630 hrs and 2100 hrs on Saturdays.
|-
|rowspan=13|Bukit Panjang ↔ Shenton Way
|'''1999'''
|'''26 December'''
|style='text-align:left'|Shortened to Bt Panjang Int under Bukit Panjang LRT Rationalisation.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop before Goldhill Ave along Dunearn Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|rowspan=2|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|{{TBC}}
|style='text-align:left'|Converted to regular trunk service, serving all bus stops along Bt Timah Rd/Dunearn Rd and Scotts Rd.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|rowspan=2|'''2006'''
|'''18 June'''
|style='text-align:left'|Integrated with Service 921 and amended to ply Pending Rd, Petir Rd and Dairy Farm Rd.
|-
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|'''2009'''
|'''18 January'''
|style='text-align:left'|Serves 2 new pairs of bus stops after and before Chestnut Ave and before and after Dairy Farm Rd along Petir Rd.
|-
|rowspan=2|'''2012'''
|'''1 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''16 December'''
|style='text-align:left'|Amended to start from and terminate at Bt Panjang Rd with the opening of Bt Panjang Temp Bus Pk and closure of Bt Panjang Int.
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|-
|'''2020'''
|'''30 August'''
|style='text-align:left'|Discontinued under Downtown Line 2 Rationalisation.
|}

==Service 700A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=11|Bukit Panjang ↺ Temasek Ave
|'''1999'''
|'''26 December'''
|style='text-align:left'|Introduced between Bt Panjang Int and Temasek Ave (Loop) as an alternate route of Service 700 under Bukit Panjang LRT Rationalisation, operating during evening off peak hours on weekdays and Saturdays and throughout the day on Sundays and Public Holidays.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop before Goldhill Ave along Dunearn Rd.
|-
|rowspan=2|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|{{TBC}}
|style='text-align:left'|Converted to regular trunk service, serving all bus stops along Bt Timah Rd/Dunearn Rd and Scotts Rd.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|rowspan=2|'''2006'''
|'''18 June'''
|style='text-align:left'|Integrated with Service 921 and amended to ply Pending Rd, Petir Rd and Dairy Farm Rd.
|-
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|'''2009'''
|'''18 January'''
|style='text-align:left'|Serves 2 new pairs of bus stops after and before Chestnut Ave and before and after Dairy Farm Rd along Petir Rd.
|-
|rowspan=2|'''2012'''
|'''1 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''16 December'''
|style='text-align:left'|Amended to start from and terminate at Bt Panjang Rd with the opening of Bt Panjang Temp Bus Pk and closure of Bt Panjang Int.
|-
|'''2020'''
|'''30 August'''
|style='text-align:left'|Discontinued under Downtown Line 2 Rationalisation.
|}

==Service 825==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|{{Bus/D|AM|style=border:1px solid|note=Yishun → Ang Mo Kio Ave 6}}{{Bus/D|PM|style=border:1px solid|note=Ang Mo Kio Ave 6 → Yishun}}
|'''1988'''
|'''17 August'''
|style='text-align:left'|Introduced between Yishun Int and Ang Mo Kio Ave 6 as a peak hour one-directional service during weekday and Saturday mornings.
|-
|{{Bus/D|AM|style=border:1px solid|note=Springleaf Rd → Yio Chu Kang}}{{Bus/D|PM|style=border:1px solid|note=Yio Chu Kang → Springleaf Rd}}
|'''1989'''
|'''1 December'''
|style='text-align:left'|Amended to start from Yio Chu Kang Ter, shortened to start from Springleaf Rd and enhanced to operate during off peak hours on weekdays and Saturdays, operating between Springleaf Rd and Yio Chu Kang Ter during morning peak hours and between Yio Chu Kang Ter and Springleaf Ave during evening peak hours.
|-
|rowspan=2|Yio Chu Kang ↺ Springleaf Rd
|'''1995'''
|'''10 July'''
|style='text-align:left'|Amended to loop at Springleaf Rd from Yio Chu Kang Ter.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0650 hrs.
|-
|rowspan=9|Yio Chu Kang ↺ Lentor Loop
|rowspan=2|'''1997'''
|rowspan=2|'''15 December'''
|style='text-align:left'|Shortened to loop at Lentor Loop and amended to ply Ang Mo Kio Ave 6 and Lentor Dr before plying Lentor Rd and Lentor Loop, skipping Ang Mo Kio Ave 9.
|-
|style='text-align:left'|First bus brought forward to 0630 hrs.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Florissa Pk along Lentor Loop.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 2045 hrs on weekdays.
|-
|rowspan=2|'''2007'''
|rowspan=2|'''12 March'''
|style='text-align:left'|Amended to ply the western loop of Lentor Loop, Lentor Way and Lentor Vale.
|-
|style='text-align:left'|Last bus revised to 1425 hrs on Saturdays.
|-
|'''2008'''
|'''9 June'''
|style='text-align:left'|Serves new bus stop before Bullion Pk along Lentor Loop.
|-
|'''2019'''
|'''17 October'''
|style='text-align:left'|{{DWAB}}
|-
|{{TTS}} '''(Current)'''
|'''2021'''
|'''3 October'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|}

==Service 850==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/PAST|xfc=|xbc=}}'|Operator
!style='{{CSS/PAST|xfc=|xbc=}}'|Route
!style='{{CSS/PAST|xfc=|xbc=}}'|Year
!style='{{CSS/PAST|xfc=|xbc=}}'|Date
!style='{{CSS/PAST|xfc=|xbc=}}'|Service changes
|-
|rowspan=7|{{TIBS}}
|rowspan=7|Yishun ↔ Bukit Merah
|'''1985'''
|'''3 February'''
|style='text-align:left'|Introduced between Yishun Ctrl Ter and Bt Merah Int.
|-
|rowspan=3|'''1987'''
|'''23 August'''
|style='text-align:left'|Amended to Yishun Int.
|-
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1988'''
|'''28 February'''
|style='text-align:left'|Revised to operate on weekdays and Saturdays only with the introduction of Service 850#.
|-
|'''1991'''
|'''3 November'''
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''1992'''
|'''20 September'''
|style='text-align:left'|Integrated with Service 167 and discontinued under TransitLink Network Integration Exercise Phase 9.
|}

==Service 850#==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/PAST|xfc=|xbc=}}'|Operator
!style='{{CSS/PAST|xfc=|xbc=}}'|Route
!style='{{CSS/PAST|xfc=|xbc=}}'|Year
!style='{{CSS/PAST|xfc=|xbc=}}'|Date
!style='{{CSS/PAST|xfc=|xbc=}}'|Service changes
|-
|rowspan=3|{{TIBS}}
|rowspan=3|Yishun ↔ Bukit Merah
|'''1988'''
|'''28 February'''
|style='text-align:left'|Introduced between Yishun Int and Bt Merah Int as an alternate route of Service 850 via Marina Ctr, operating on Sundays and Public Holidays only.
|-
|'''1991'''
|'''3 November'''
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''1992'''
|'''20 September'''
|style='text-align:left'|Integrated with Service 167 and discontinued under TransitLink Network Integration Exercise Phase 9.
|}

==Service 851==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=14|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=18|Yishun ↔ Bukit Merah
|'''1985'''
|'''16 February'''
|style='text-align:left'|Introduced between Yishun Ctrl Ter and Bt Merah Int.
|-
|rowspan=5|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''23 August'''
|style='text-align:left'|Amended to Yishun Int.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Yishun Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|'''1997'''
|'''7 December'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''2001'''
|'''18 February'''
|style='text-align:left'|Serves the bus stop outside Novena Stn along Thomson Rd, skipping the bus stop outside Novena Ch.
|-
|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended to ply Upp Cross St and the reinstated New Bridge Rd, skipping Sth Bridge Rd, Neil Rd and Cantonment Rd.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Skips a pair of bus stops near LP 94 and opposite LP 91 along Lentor Ave.
|-
|'''2009'''
|'''1 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|rowspan=4|{{SBST}} '''(Current)'''
|'''2018'''
|'''25 March'''
|style='text-align:left'|Operations transferred to SBS Transit.
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.
|-
|rowspan=2|'''2020'''
|'''12 January'''
|style='text-align:left'|Skips a pair of removed bus stops under and after Lentor Flyover along Lentor Ave.
|-
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|}

==Service 852==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=4|Yishun ↔ Jurong
|'''1985'''
|'''8 December'''
|style='text-align:left'|Introduced between Yishun Ctrl Ter and Jurong Int.
|-
|'''1986'''
|'''6 July'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Bt Batok Sec Sch along Bt Batok East Ave 6.
|-
|rowspan=2|'''1987'''
|'''12 August'''
|style='text-align:left'|Skips removed bus stop after Joan Rd along Lornie Rd.
|-
|'''23 August'''
|style='text-align:left'|Amended to Yishun Int.
|-
|Yishun ↔ Boon Lay
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int.
|-
|rowspan=10|Yishun ↔ Bukit Batok
|rowspan=2|'''1996'''
|rowspan=2|'''10 March'''
|style='text-align:left'|Shortened to Bt Batok Int under Woodlands MRT Rationalisation.
|-
|style='text-align:left'|First bus from Yishun Int revised to 0530 hrs on Sundays & Public Holidays.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Skips a pair of bus stops near LP 94 and opposite LP 91 along Lentor Ave.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|{{DWAB}}
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|rowspan=5|{{SBST}} '''(Current)'''
|rowspan=2|'''2018'''
|'''25 March'''
|style='text-align:left'|Operations transferred to SBS Transit.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway towards Bt Batok Int.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|-
|rowspan=2|'''2019'''
|'''23 June'''
|style='text-align:left'|Amended to ply northbound Lornie Highway towards Yishun Temp Int.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-52-74-93-and-852 "Route amendment for Services 52, 74, 93 and 852"] SBS Transit, 10 June 2019</ref>
|-
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.
|-
|'''2020'''
|'''12 January'''
|style='text-align:left'|Skips a pair of removed bus stops under and after Lentor Flyover along Lentor Ave.
|}

==Service 853==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=19|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=20|Yishun ↔ Lor 1 Geylang
|rowspan=3|'''1987'''
|'''20 January'''
|style='text-align:left'|Introduced between Yishun Ctrl Ter and Lor 1 Geylang Ter.
|-
|'''21 June'''
|style='text-align:left'|Revised to operate on weekdays and Saturdays only with the introduction of Service 853#.
|-
|'''23 August'''
|style='text-align:left'|Amended to Yishun Int.
|-
|rowspan=3|'''1989'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Blk 206 and outside Blk 261 along Serangoon Ctrl.
|-
|{{TBC}}
|style='text-align:left'|Serves new staggered bus stop outside Blk 322 along Ang Mo Kio Ave 3.
|-
|'''19 November'''
|style='text-align:left'|Serves new bus stop outside Kallang Stn along Sims Ave.
|-
|'''1997'''
|'''8 December'''
|style='text-align:left'|Skips the bus stop outside Kallang Stn along Sims Ave.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|'''4 May'''
|style='text-align:left'|Amended to ply Geylang Bahru, Bendemeer Rd, Whampoa East and Serangoon Rd, skipping Jln Kolam Ayer.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|{{TBC}}
|style='text-align:left'|Skips a pair of bus stops near LP 94 and opposite LP 91 along Lentor Ave.
|-
|rowspan=2|'''2004'''
|'''27 April'''
|style='text-align:left'|Amended to ply Geylang Rd, Kallang Rd and Sims Ave towards Yishun Int with the temporary conversion of Lor 1 Geylang to one-way traffic.
|-
|'''6 December'''
|style='text-align:left'|Amended to ply the reinstated Lor 1 Geylang towards Yishun Int, skipping Geylang Rd, Kallang Rd and Sims Ave.
|-
|'''2011'''
|'''13 February'''
|style='text-align:left'|Amended to ply Yishun Ctrl 2.
|-
|'''2013'''
|'''29 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''10 August'''
|style='text-align:left'|Amended to ply Yishun Ctrl 1.
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.
|-
|'''2020'''
|'''12 January'''
|style='text-align:left'|Skips a pair of removed bus stops under and after Lentor Flyover along Lentor Ave.
|-
|{{TTS}} '''(Current)'''
|'''2021'''
|'''5 September'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|}

==Service 853#/853M==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=22|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=6|{{Bus/D|853#|PAST|note=Yishun ↔ Marine Parade}}
|rowspan=2|'''1987'''
|'''21 June'''
|style='text-align:left'|{{Bus/D|853#|PAST|note=Introduced between Yishun Ctrl Ter and Marine Parade Ter as an alternate route of Service 853, operating on Sundays and Public Holidays only.}}
|-
|'''23 August'''
|style='text-align:left'|Amended to Yishun Int.
|-
|rowspan=3|'''1989'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Blk 206 and outside Blk 261 along Serangoon Ctrl.
|-
|{{TBC}}
|style='text-align:left'|Serves new staggered bus stop outside Blk 322 along Ang Mo Kio Ave 3.
|-
|'''19 November'''
|style='text-align:left'|Serves new bus stop outside Kallang Stn along Sims Ave.
|-
|'''1997'''
|'''8 December'''
|style='text-align:left'|Skips the bus stop outside Kallang Stn along Sims Ave.
|-
|{{Bus/D|853#|PAST|note=Yishun ↺ Siglap Rd}}
|rowspan=2|'''2001'''
|'''16 September'''
|style='text-align:left'|Amended to loop at Siglap Rd from Yishun Int with the closure of Marine Parade Ter.
|-
|rowspan=13|{{Bus/D|853#|PAST|note=Yishun ↔ Upp East Coast}}
|'''9 December'''
|style='text-align:left'|Extended to Upp East Coast Ter.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=4|'''2003'''
|'''4 May'''
|style='text-align:left'|Amended to ply Geylang Bahru, Bendemeer Rd, Whampoa East and Serangoon Rd, skipping Jln Kolam Ayer.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Shell Kiosk along Tg Katong Rd.
|-
|{{TBC}}
|style='text-align:left'|Skips a pair of bus stops near LP 94 and opposite LP 91 along Lentor Ave.
|-
|rowspan=2|'''2004'''
|'''27 April'''
|style='text-align:left'|Amended to ply Geylang Rd, Kallang Rd and Sims Ave towards Yishun Int with the temporary conversion of Lor 1 Geylang to one-way traffic.
|-
|'''6 December'''
|style='text-align:left'|Amended to ply the reinstated Lor 1 Geylang towards Yishun Int, skipping Geylang Rd, Kallang Rd and Sims Ave.
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Victoria Sch along Marine Parade Rd.
|-
|'''2011'''
|'''13 February'''
|style='text-align:left'|Amended to ply Yishun Ctrl 2.
|-
|'''2013'''
|'''29 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''10 August'''
|style='text-align:left'|Amended to ply Yishun Ctrl 1.
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|rowspan=4|{{Bus/D|853M|note=Yishun ↔ Upp East Coast}}
|'''2019'''
|'''8 September'''
|style='text-align:left'|{{Bus/D|853#|PAST|note={{Bus/D|853M|note=Amended to Yishun Integrated Transport Hub and re-numbered as Service 853M.}}}}
|-
|'''2020'''
|'''12 January'''
|style='text-align:left'|Skips a pair of removed bus stops under and after Lentor Flyover along Lentor Ave.
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2021'''
|'''5 September'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2025'''
|'''31 August'''
|style='text-align:left'|Skips bus stop outside Kew Green Condo along Upp East Coast Rd.<ref>[//www.towertransit.sg/announcements/removal-of-bus-stop-outside-kew-green-condo-bs-94061-as-a-calling-point "Bus services to skip bus stop along Upper East Coast Road from Sunday, 31 August 2025"] Tower Transit Singapore (30 August 2025). Archived 7 September 2025.</ref>
|}

==Service 854==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=11|Yishun ↔ Bedok
|rowspan=2|'''1987'''
|'''18 January'''
|style='text-align:left'|Introduced between Yishun Ctrl Ter and Bedok Int.
|-
|'''23 August'''
|style='text-align:left'|Amended to Yishun Int.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus from Bedok Int brought forward to 0535 hrs on weekdays.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Skips a pair of bus stops near LP 94 and opposite LP 91 along Lentor Ave.
|-
|'''2011'''
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|rowspan=2|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|'''11 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.
|-
|'''2020'''
|'''12 January'''
|style='text-align:left'|Skips a pair of removed bus stops under and after Lentor Flyover along Lentor Ave.
|-
|{{TTS}} '''(Current)'''
|'''2021'''
|'''5 September'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|}

==Service 855==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=14|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=15|Yishun ↔ HarbourFront
|'''1989'''
|'''1 October'''
|style='text-align:left'|Introduced between Yishun Int and World Trade Ctr Ter.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Skips a pair of bus stops near LP 94 and opposite LP 91 along Lentor Ave.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|'''2010'''
|'''28 June'''
|style='text-align:left'|First bus from HarbourFront Int brought forward to 0535 hrs daily.
|-
|'''2011'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int and amended to ply Yishun Ctrl 1.
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway towards HarbourFront Int.
|-
|rowspan=3|'''2019'''
|'''23 June'''
|style='text-align:left'|Amended to ply northbound Lornie Highway towards Yishun Temp Int.
|-
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub and amended to skip Yishun Ctrl 1.
|-
|'''22 December'''
|style='text-align:left'|Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.
|-
|'''2020'''
|'''12 January'''
|style='text-align:left'|Skips a pair of removed bus stops under and after Lentor Flyover along Lentor Ave.
|-
|{{TTS}} '''(Current)'''
|'''2021'''
|'''5 September'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|}

==Service 856==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=14|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|Yishun ↔ Woodlands Ctr
|'''1988'''
|'''25 December'''
|style='text-align:left'|Introduced between Yishun Int and Woodlands Int.
|-
|rowspan=6|Yishun ↔ Woodlands
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Extended to Woodlands Reg Int.
|-
|'''10 March'''
|style='text-align:left'|Amended to ply Canberra Rd under Woodlands MRT Rationalisation, skipping Admiralty Rd East.
|-
|rowspan=2|'''1999'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before Sembawang Stn and after Admiralty Country Club along Canberra Rd.
|-
|'''19 July'''
|style='text-align:left'|Serves new bus stop outside Woodlands CIQ along Woodlands Rd.
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|rowspan=7|{{Bus/D|856|note=Yishun ↔ Woodlands}}{{Bus/D|856A|PAST|note=Woodlands → Woodlands Centre Rd}}
|rowspan=3|'''2017'''
|'''8 September'''
|style='text-align:left'|{{Bus/D|856A|PAST|note=Introduced from Woodlands Temp Int to Woodlands Ctr Rd (Woodlands Train Checkpt) on Friday evenings.}}
|-
|'''17 September'''
|style='text-align:left'|{{DWAB}}
|-
|{{TBC}}
|style='text-align:left'|First bus from Yishun Temp Int & Woodlands Temp Int brought forward to 0530 hrs on Sundays & Public Holidays.
|-
|rowspan=2|'''2019'''
|'''21 January'''
|style='text-align:left'|{{Bus/D|856A|PAST|note=Enhanced to operate during evening peak hours from Mondays to Thursdays.}}
|-
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/dam/ltagov/news/press/2019/20190807_Yishun_ITH_loc_map_Annex.pdf "Yishun ITH Location Map"] Land Transport Authority, 7 August 2019.</ref>
|-
|'''2020'''
|'''31 January'''
|style='text-align:left'|Extended to ply Woodlands Nth Coast Rd with the opening of Woodlands North station.<ref>[//www.smrt.com.sg/getmedia/ce6509e8-21cd-4c90-99ab-08ee25679bba/new-bus-stop-bs47201-(svc-856)-publicity-poster_final-caa-11-dec-2019.pdf "Route Adjustment From Friday, 31 January 2020"] SMRT Corporation, 24 January 2020.</ref>
|-
|rowspan=3|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.<ref>[//www.smrt.com.sg/getmedia/de37a676-ebeb-4dfd-a7ca-0e9431c4be45/woodlands-int-publicity-poster-(all-services)_final.pdf "Opening Of Woodlands Integrated Transport Hub (WITH) From Sunday, 13 June 2021"] SMRT Corporation, 10 May 2021.</ref>
|-
|rowspan=7|{{TTS}} '''(Current)'''
|rowspan=3|Yishun ↔ Woodlands
|rowspan=2|'''5 September'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/655b1c5812446684fea72e11_Sembawang-Yishun-update-30-aug.jpg "Sembawang-Yishun Bus Package"] Tower Transit Singapore, 25 August 2021.</ref>
|-
|style='text-align:left'|{{Bus/D|856A|PAST|note=Discontinued with the commencement of the Sembawang – Yishun Bus Package to Tower Transit Singapore.}}
|-
|'''2022'''
|'''24 April'''
|style='text-align:left'|Amended to ply the realigned Woodlands Nth Coast Rd.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/655b2069b901cd22c496536b_856%20Route%20Diversion_V4.jpg "Temporary Route Amendment From Sunday, 24 April 2022"] Tower Transit Singapore, 1 April 2022.</ref>
|-
|rowspan=2|{{Bus/D|856|note=Yishun ↔ Woodlands}}{{Bus/D|856A|note=Woodlands → Woodlands Centre Rd}}{{Bus/D|856B|note=Woodlands North Coast Rd → Canberra Rd}}
|rowspan=2|'''2023'''
|rowspan=2|'''25 January'''
|style='text-align:left'|{{Bus/D|856A|note=Reintroduced from Woodlands Int to Woodlands Ctr Rd (Woodlands Train Checkpt) during evening peak hours on weekdays. {{LWAB}}<ref name="856A/B">[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/655b2c7473021a4d4be09bbf_Bus%20Info%20856ab_V3.png "Short-Trip Services From Wednesday, 25 January 2023"] Tower Transit Singapore, 11 January 2023.</ref>}}
|-
|style='text-align:left'|{{Bus/D|856B|note=Introduced from Woodlands Nth Coast Rd (Woodlands Nth Stn) to Canberra Rd (Aft Admiral Hill) during morning peak hours on weekdays. {{LWAB}}<ref name="856A/B"/>}}
|-
|{{Bus/D|856|note=Yishun ↔ Woodlands}}{{Bus/D|856A|note=Woodlands → Woodlands Centre Rd}}{{Bus/D|856B|note=Woodlands → Canberra Rd}}
|'''2024'''
|'''5 August'''
|style='text-align:left'|{{Bus/D|856B|note=Extended to start from Woodlands Integrated Transport Hub, serving 12 additional bus stops along Woodlands Ave 3, Woodlands Ctr Rd and Admiralty Rd.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/66ac517c384418ce190432db_Service%20Enchancement%20856B_Website.png "Additional Bus Stops From Monday, 5 August 2024"] Tower Transit Singapore, 2 August 2024.</ref>}}
|-
|{{Bus/D|856|note=Yishun ↔ Woodlands}}{{Bus/D|856A|note=Woodlands → Woodlands Centre Rd}}{{Bus/D|856B|note=Woodlands North Coast Rd → Canberra Rd}}{{Bus/D|856C|note=Admiralty Road → Admiralty Road West}}
|'''2025'''
|'''28 July'''
|style='text-align:left'|{{Bus/D|856C|note=Introduced from Admiralty Road (Blk 23) to Admiralty Road West (Bef British American Tobacco) during morning peak hours on Weekdays. {{LWAB}}}}<ref>[https://www.towertransit.sg/announcements/short-trip-service-856c "Short-Trip Service 856C From Monday, 28 July 2025"] Tower Transit Singapore, 7 July 2025.</ref>
|}

==Service 857==
===1st Generation (1992 - 1996)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/PAST|xfc=|xbc=}}'|Operator
!style='{{CSS/PAST|xfc=|xbc=}}'|Route
!style='{{CSS/PAST|xfc=|xbc=}}'|Year
!style='{{CSS/PAST|xfc=|xbc=}}'|Date
!style='{{CSS/PAST|xfc=|xbc=}}'|Service changes
|-
|rowspan=2|{{TIBS}}
|rowspan=2|Yishun ↔ Admiralty Rd West
|'''1992'''
|'''20 September'''
|style='text-align:left'|Introduced between Yishun Int and Admiralty Rd West Ter under TransitLink Network Integration Exercise Phase 9.
|-
|'''1996'''
|'''10 March'''
|style='text-align:left'|Integrated with Service 169 and discontinued under Woodlands MRT Rationalisation.
|}

===2nd Generation (since 2001)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=4|Yishun ↺ Temasek Ave
|'''2001'''
|'''14 January'''
|style='text-align:left'|Introduced between Yishun Int and Temasek Ave (Loop).
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Skips a pair of bus stops near LP 94 and opposite LP 91 along Lentor Ave.
|-
|'''2011'''
|'''16 October'''
|style='text-align:left'|Amended to ply Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd with the partial closure of Bencoolen St to facilitate the construction of Bencoolen station on the Downtown Line.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|{{Bus/D|857|note=Yishun ↺ Temasek Ave}}{{Bus/D|857A|note=Yishun → Yio Chu Kang Rd}}
|'''2013'''
|'''12 August'''
|style='text-align:left'|{{Bus/D|857A|note=Introduced from Yishun Int to Yio Chu Kang Rd (Opp Sunrise Gdns) during morning peak hours on weekdays. {{LWAB}} }}
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int and amended to ply Yishun Ctrl 1.
|-
|'''2016'''
|'''11 December'''
|style='text-align:left'|Amended to ply the reinstated Bencoolen St, skipping Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd.
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub and amended to skip Yishun Ctrl 1.
|-
|'''2020'''
|'''12 January'''
|style='text-align:left'|Skips a pair of removed bus stops under and after Lentor Flyover along Lentor Ave.
|-
|rowspan=2|{{Bus/D|857|note=Yishun ↺ Temasek Ave}}{{Bus/D|857A|note=Yishun → Yio Chu Kang Rd}}{{Bus/D|857B|note=Yishun → Temasek Ave}}
|rowspan=2|'''2021'''
|'''11 April'''
|style='text-align:left'|{{Bus/D|857B|note=Introduced from Yishun Int to Temasek Ave (Promenade Stn), operating during morning peak hours on weekdays and after the last bus of Service 857 daily. {{LWAB}} }}
|-
|{{TTS}} '''(Current)'''
|'''5 September'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|}

==Service 858==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=19|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=3|Yishun ↔ Woodlands
|rowspan=3|'''1996'''
|'''10 March'''
|style='text-align:left'|Introduced between Yishun Int and Woodlands Reg Int under Woodlands MRT Rationalisation.
|-
|{{TBC}}
|style='text-align:left'|First bus from Yishun Int brought forward to 0530 hrs on Sundays and Public Holidays. Last bus from Yishun Int extended to 0030 hrs on Sundays and Public Holidays.
|-
|{{TBC}}
|style='text-align:left'|Last bus from Woodlands Reg Int extended to 0030 hrs on Sundays and Public Holidays.
|-
|rowspan=2|Woodlands ↔ Changi Airport
|'''1997'''
|'''2 November'''
|style='text-align:left'|Extended to Changi Airport and amended to ply Yishun Ave 5, skipping Yishun Ave 3.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0525 hrs on weekdays.
|-
|rowspan=5|{{Bus/D|858|note=Woodlands ↔ Changi Airport}}{{Bus/D|858A|note=Woodlands → Yishun Ave 2}}
|rowspan=3|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|858A|note=Introduced from Woodlands Reg Int to Yishun Ave 2 (Northpoint Shop Ctr), operating after the last bus of Service 858 daily.}}
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite SATS Flight Kitchen along Airport Blvd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite 3M Bldg along Gambas Ave.
|-
|'''2001'''
|'''22 July'''
|style='text-align:left'|Amended to ply Jln Kayu in both directions.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves the bus stop outside Blk 923 along Yishun Ave 2, skipping the bus stop outside Northpoint Shop Ctr.
|-
|rowspan=6|{{Bus/D|858|note=Woodlands ↺ Changi Airport}}{{Bus/D|858A|note=Woodlands → Yishun Ave 2}}
|'''2003'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|858|note=Converted to loop service between Woodlands Reg Int and Changi Airport PTB 2.}}
|-
|'''2007'''
|'''11 November'''
|style='text-align:left'|Amended to serve Changi Airport PTB 3.
|-
|rowspan=3|'''2010'''
|rowspan=2|'''28 March'''
|style='text-align:left'|Amended to ply Woodlands Ave 7, Sembawang Way, Canberra Rd and Sembawang Rd and Yishun Ctrl 2.
|-
|style='text-align:left'|{{Bus/D|858|note=First bus brought forward to 0515 hrs daily.}}
|-
|'''29 November'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''5 October'''
|style='text-align:left'|Serves additional pair of bus stops before and after Punggol Rd along TPE.
|-
|rowspan=9|{{Bus/D|858|note=Woodlands ↺ Changi Airport}}{{Bus/D|858A|note=Woodlands → Yishun Ave 2}}{{Bus/D|858B|note=Jln Kayu ↺ Changi Airport → Jln Kayu}}
|rowspan=2|'''2016'''
|'''1 February'''
|style='text-align:left'|{{Bus/D|858B|note=Introduced between Jln Kayu and Changi Airport PTB 2 (Loop) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|rowspan=4|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|rowspan=5|{{TTS}} '''(Current)'''
|'''19 September'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''12 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east entrance of Woodlands Integrated Transport Hub.
|-
|'''26 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|rowspan=2|'''2022'''
|'''11 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east exit of Woodlands Integrated Transport Hub.
|-
|'''25 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 859==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=4|Yishun ↺ Sembawang Dr
|'''1999'''
|'''4 April'''
|style='text-align:left'|Introduced between Yishun Int and Sembawang Dr (Loop).
|-
|'''2000'''
|'''9 January'''
|style='text-align:left'|Amended to ply Sembawang Dr and Admiralty Dr, skipping Sembawang Way.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves the bus stop outside Blk 923 along Yishun Ave 2, skipping the bus stop outside Northpoint Shop Ctr.
|-
|'''2004'''
|'''24 October'''
|style='text-align:left'|Serves new bus stop between Blks 325 and 326 along Sembawang Cres.
|-
|rowspan=2|Sembawang ↔ Yishun
|'''2005'''
|'''20 November'''
|style='text-align:left'|Extended to Sembawang Int.
|-
|'''2006'''
|'''3 December'''
|style='text-align:left'|Amended to ply Sembawang Way and Sembawang Dr.
|-
|rowspan=2|{{Bus/D|859|note=Sembawang ↔ Yishun}}{{Bus/D|859A|PAST|note=Sembawang → Sembawang Vista}}
|'''2007'''
|'''1 October'''
|{{Bus/D|859A|PAST|note=Introduced as a Short-Trip service from Sembawang Int to Sembawang Vista (Opp Blk 315), operating after the last bus of Service 859 daily.}}
|-
|'''2012'''
|'''15 November'''
|style='text-align:left'|{{DWAB}}
|-
|Sembawang ↔ Yishun
|'''2014'''
|'''17 August'''
|style='text-align:left'|{{Bus/D|859A|PAST|note=Converted from a short working trip to a full day service.}}
|-
|rowspan=2|Sembawang ↺ Yishun
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to loop at Yishun Temp Int from Sembawang Int.
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to loop at Yishun Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/dam/ltagov/news/press/2019/20190807_Yishun_ITH_loc_map_Annex.pdf "Yishun ITH Location Map"] Land Transport Authority, 7 August 2019.</ref>
|-
|rowspan=4|{{Bus/D|859|note=Sembawang ↺ Yishun}}{{Bus/D|859T|note=Sembawang → Yishun}}
|rowspan=2|'''2021'''
|'''11 April'''
|style='text-align:left'|{{Bus/D|859T|note=Introduced from Sembawang Int to Yishun Int, operating after the last bus of Service 859 daily. {{LWAB}}}}
|-
|rowspan=3|{{TTS}} '''(Current)'''
|'''3 October'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/655b1c5812446684fea72e11_Sembawang-Yishun-update-30-aug.jpg "Sembawang-Yishun Bus Package"] Tower Transit Singapore, 25 August 2021.</ref>
|-
|rowspan=2|'''2023'''
|rowspan=2|'''17 December'''
|style='text-align:left'|Amended to ply Canberra Rd, Canberra Lk and Sembawang Rd under Thomson-East Coast Line Bus Rationalisation.<ref>[//www.towertransit.sg/announcements/route-amendment-of-service-859 "Route Amendment of Service 859"] Tower Transit Singapore, 30 November 2023</ref>
|-
|style='text-align:left'|{{Bus/D|859|note=First bus from Sembawang Int brought forward to 0540 hrs on weekdays and Saturdays, and 0555 hrs on Sundays and Public Holidays.}}
|}

==Service 859A==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SMB}}
|rowspan=4|Sembawang ↺ Admiralty Link
|'''2014'''
|'''17 August'''
|style='text-align:left'|Converted from a short working trip to a full day service between Sembawang Int and Admiralty Lk (Loop) under the LTA’s Bus Service Enhancement Programme (BSEP). {{LWAB}}
|-
|'''2016'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0530 hrs daily. Last bus extended to 0055 hrs daily.
|-
|'''2019'''
|'''5 October'''
|style='text-align:left'|Last bus extended to 0100 hrs daily.
|-
|{{TTS}} '''(Current)'''
|'''2021'''
|'''3 October'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|}

==Service 859B==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SMB}}
|rowspan=3|Sembawang ↺ Admiralty Link
|'''2014'''
|'''17 August'''
|style='text-align:left'|Introduced between Sembawang Int and Admiralty Lk (Loop) under the LTA’s Bus Service Enhancement Programme (BSEP). {{LWAB}}
|-
|'''2016'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0055 hrs daily.
|-
|{{TTS}} '''(Current)'''
|'''2021'''
|'''3 October'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 180 - 189

2026-04-25T18:27:27Z

Singapore Buses: /* Service 182X/182M */

==Service 180==
===1st Generation (1971)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=2|Bt Timah ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 180A, amended to ply Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 180/180A.
|}

===2nd Generation (1974 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=3|Upp Bt Timah Rd ↔ Tg Pagar Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 180/180A as a service between Upp Bt Timah Rd Ter and Tg Pagar Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''19 July'''
|style='text-align:left'|Amended to ply Coleman St and Hill St, skipping Stamford Rd.
|-
|rowspan=2|Marsiling ↔ Tg Pagar Rd
|'''1976'''
|'''11 January'''
|style='text-align:left'|Extended to Admiralty Rd Ter.
|-
|rowspan=4|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Rambau St and Trafalgar St towards Tg Pagar Ter, skipping Parsi Rd.
|-
|rowspan=4|Marsiling ↔ Anson Rd
|'''1 August'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''25 November'''
|style='text-align:left'|Amended to ply Pickering St and Church St, skipping Nth Canal Rd and Market St.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Anson Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=4|{{TIBS}}
|'''1983'''
|'''7 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=3|Marsiling ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|'''1990'''
|'''19 August'''
|style='text-align:left'|Amended to ply Bt Timah Rd, Sungei Rd, Bencoolen St, Orchard Rd, Penang Rd and Clemenceau Ave (towards World Trade Ctr Ter) / Orchard Rd, Dhoby Ghaut, Selegie Rd and Bt Timah Rd due to the partial closure of Clemenceau Ave to facilitate Phase 2 of the construction of CTE.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===3rd Generation (since 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=7|Bukit Panjang ↔ Boon Lay
|rowspan=2|'''1996'''
|'''10 March'''
|style='text-align:left'|Re-numbered from Service 951 as a service between Bt Panjang Ter and Boon Lay Int under Woodlands MRT Rationalisation.
|-
|{{TBC}}
|style='text-align:left'|First bus from Bt Panjang Ter brought forward to 0530 hrs daily.
|-
|rowspan=3|'''1999'''
|rowspan=3|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|style='text-align:left'|First bus from Bt Panjang Int brought forward to 0520 hrs on weekdays and Saturdays.
|-
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0550 hrs on weekdays and Saturdays.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=6|{{Bus/D|180|note=Boon Lay ↺ Bukit Panjang}}{{Bus/D|180A|note=Boon Lay → Bukit Panjang Rd}}
|rowspan=2|'''2012'''
|rowspan=2|'''16 December'''
|style='text-align:left'|Amended to loop at Petir Rd from Boon Lay Int with the closure of Bt Panjang Int.
|-
|{{Bus/D|180A|note=Introduced from Boon Lay Int to Bt Panjang Rd (Blk 183) during evening peak hours on weekdays and after the last bus of Service 180 daily.}}
|-
|rowspan=3|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves relocated bus stop before PIE along Bt Batok Rd.
|-
|'''16 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''4 September'''
|style='text-align:left'|Serves the bus stop outside Bt Panjang Stn along Upp Bt Timah Rd, skipping the removed bus stop along Petir Rd.
|-
|'''2018'''
|'''25 February'''
|style='text-align:left'|Amended to loop at Bt Panjang Int.
|}</onlyinclude>

==Service 180/180A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|Bt Timah ↔ Prince Edward
|'''1971'''
|'''9 May'''
|style='text-align:left'|Re-numbered from Service 180 between Bt Timah Ter and Prince Edward Ter.
|-
|{{SBS}}
|Upp Bt Timah Rd ↔ Tg Pagar Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Upp Bt Timah Rd Ter, extended to Tg Pagar Ter, amended to skip Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 180 under 1974 Bus Rationalisation.
|}

==Service 180A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=2|Bt Timah ↺ Stamford Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Stamford Rd (Loop) under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 180 and discontinued.
|}

==Service 181==
===1st Generation (1971 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{UBC}}
|rowspan=2|Bukit Timah ↔ Commonwealth Ave
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Bt Timah Ter.
|-
|rowspan=2|Upp Bt Timah Rd ↔ Commonwealth Ave
|'''8 November'''
|style='text-align:left'|Extended to Upp Bt Timah Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=4|{{SBS}}
|rowspan=2|Upp Bt Timah Rd ↔ Crawford St
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Crawford St Ter under 1974 Bus Rationalisation.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Crawford St Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=9|Woodlands Ctr ↔ Crawford St
|'''1980'''
|'''14 December'''
|style='text-align:left'|Extended to Woodlands Town Ter.
|-
|'''1981'''
|'''29 November'''
|style='text-align:left'|Amended to Woodlands Int.
|-
|rowspan=12|{{TIBS}}
|'''1983'''
|'''4 September'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Crawford St Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Crawford St Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=2|'''1988'''
|'''28 February'''
|style='text-align:left'|Revised to operate on weekdays and Saturdays only with the introduction of Service 181#.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=5|Woodlands ↔ Crawford St
|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|rowspan=3|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0530 hrs.
|-
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown MRT station on the North East MRT Line.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered Service 961.
|}

===2nd Generation (since 2005)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=7|{{SBST}}
|rowspan=9|Boon Lay ↺ Jurong West Ave 3
|'''2005'''
|'''9 January'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West Ave 3 (Loop), operating between 0600 hrs and 2400 hrs daily.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0030 hrs daily.
|-
|'''15 June'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 670A and outside Blk 678D along Jurong West St 64.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2010'''
|'''18 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0040 hrs daily.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''2025'''
|'''7 December'''
|style='text-align:left'|Amended to ply Jurong West St 72 and Jurong West St 73 with the partial closure of Jurong West St 75 to facilitate the construction of Gek Poh station on the Jurong Region Line.
|}

==Service 181#==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{TIBS}}
|rowspan=3|Woodlands Ctr ↔ Crawford St
|rowspan=2|'''1988'''
|'''28 February'''
|style='text-align:left'|Introduced between Woodlands Int and Crawford St Ter as an alternate route of Service 181 via Marina Centre, operating on Sundays and Public Holidays.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=4|Woodlands ↔ Crawford St
|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered Service 961#.
|}

==Service 181M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|{{SBST}}
|rowspan=3|Boon Lay ↺ Jurong West St 23
|'''2016'''
|'''21 March'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West St 23 (Loop) as a morning peak hour service on weekdays (except school holidays). {{LWAB}}.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''2025'''
|'''7 December'''
|style='text-align:left'|Amended to ply Jurong West St 72, Jurong West St 73 with the partial closure of Jurong West St 75 to facilitate the construction of Gek Poh station on the Jurong Region Line.
|}

==Service 182==
===1st Generation (1971 - 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|Bukit Timah ↔ Jln Besi
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Jln Besi Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|Bukit Timah ↔ Benoi Rd
|{{TBC}}
|style='text-align:left'|Extended to Benoi Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=5|{{SBS}}
|rowspan=3|Bukit Timah ↺ Shenton Way
|rowspan=3|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to loop at Shenton Way from Bt Timah Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Bt Timah Ter with the conversion of Orchard Rd to one-way traffic.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|rowspan=10|Marsiling ↔ New Bridge Rd
|'''1976'''
|'''6 June'''
|style='text-align:left'|Extended to Admiralty Rd Ter and amended to New Bridge Rd Ter.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards New Bridge Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=12|{{TIBS}}
|'''1983'''
|'''7 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=5|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Marsiling Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Marsiling Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|rowspan=2|Marsiling ↔ Shenton Way
|'''1993'''
|'''3 January'''
|style='text-align:left'|Amended to Shenton Way Ter under TransitLink Network Integration Exercise Phase 7.
|-
|'''1995'''
|'''7 May'''
|style='text-align:left'|Amended to ply Orchard Turn.
|-
|rowspan=2|Woodlands ↔ Shenton Way
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|'''10 March'''
|style='text-align:left'|Discontinued under Woodlands MRT Rationalisation.
|}

===2nd Generation (since 1998)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Jurong East ↔ Tuas
|'''1998'''
|'''19 July'''
|style='text-align:left'|Introduced between Jurong East Int and Tuas Ter, calling at Tuas Checkpoint towards Jurong East Int only.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus from Jurong East Int revised to 2300 hrs on Saturdays, Sundays and Public Holidays.
|-
|rowspan=2|Boon Lay ↔ Tuas
|rowspan=2|'''2001'''
|rowspan=2|'''25 February'''
|style='text-align:left'|Shortened to Boon Lay Int.
|-
|style='text-align:left'|Last bus from Tuas Ter brought forward to 2300 hrs daily.
|-
|rowspan=5|Boon Lay ↺ Tuas South Ave 9
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 183, extended to loop at Tuas Sth Ave 9 and amended to ply Jurong West St 64, Boon Lay Way, Upp Jurong Rd and PIE, skipping Jln Boon Lay.
|-
|'''2004'''
|'''19 January'''
|style='text-align:left'|Serves all bus stops along Upp Jurong Rd.
|-
|'''2005'''
|'''7 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Sin Lian Heng Construction along Tuas South Ave 3.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2007'''
|'''25 November'''
|style='text-align:left'|Serves 2 new pairs of bus stops before Tuas Sth Ave 2, outside LTH Distripark, before and after Tuas Sth Ave 2 along Tuas Sth Ave 3.
|-
|rowspan=2|Boon Lay ↺ Tuas South Ave 9
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2013'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|Joo Koon ↺ Tuas South Ave 9
|'''2015'''
|'''28 November'''
|style='text-align:left'|Shortened to Joo Koon Integrated Transport Hub and serves all bus stops along Tuas West Dr.
|-
|'''2016'''
|'''4 January'''
|style='text-align:left'|First bus brought forward to 0545 hrs daily.
|-
|'''2022'''
|'''13 February'''
|style='text-align:left'|Amended to ply new road towards Tuas Sth Ave 9, skipping the Tuas roundabout.
|-
|rowspan=4|'''2024'''
|'''24 March'''
|style='text-align:left'|Serves new bus stop outside Singapore Rail Test Centre along Jln Ahmad Ibrahim.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|{{Bus/D|182|BUS|note=Joo Koon ↺ Tuas South Ave 9}}{{Bus/D|182A|note=Tuas West Dr → Tuas Sth Ave 3}}
|'''29 December'''
|style='text-align:left'|{{Bus/D|182A|note=Introduced from Tuas West Drive (Opp Tuas Link Stn) to Tuas South Ave 3 (Bef Tuas Sth Ave 4), operating only on Sunday and Public Holiday nights. {{LWAB}}}}
|}

==Service 182X/182M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|{{Bus/D|182X|PAST|note=Jurong East → Tuas}}
|'''1998'''
|'''19 July'''
|style='text-align:left'|{{Bus/D|182X|PAST|note=Introduced from Jurong East Int to Tuas Ter as an alternate route of Service 182, calling at Tuas Checkpoint towards Tuas Ter from 0700 to 0900 hrs, 1330 hrs to 1530 hrs, and 2100 hrs to 2200 hrs only daily.}}
|-
|{{Bus/D|182X|PAST|note=Boon Lay → Tuas}}
|'''2001'''
|'''25 February'''
|style='text-align:left'|Shortened to start from Boon Lay Int and revised to operate from 0600 hrs to 0810 hrs, 1310 hrs to 1440 hrs, and 2015 hrs to 2115 hrs only daily.
|-
|rowspan=5|{{Bus/D|182X|PAST|note=Boon Lay ↺ Tuas South Ave 9}}
|rowspan=2|'''2002'''
|rowspan=2|'''26 May'''
|style='text-align:left'|Integrated with Service 183, extended to loop at Tuas Sth Ave 9 and amended to ply Jurong West St 64, Boon Lay Way, Upp Jurong Rd and PIE, skipping Jln Boon Lay.
|-
|style='text-align:left'|Re-designated as an alternate route of Service 182 which skips Tuas Checkpoint in both directions during off peak periods daily.
|-
|'''2004'''
|'''19 January'''
|style='text-align:left'|Serves all bus stops along Upp Jurong Rd.
|-
|'''2005'''
|'''7 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Sin Lian Heng Construction along Tuas South Ave 3.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=5|{{Bus/D|182M|BUS|note=Boon Lay ↺ Tuas South Ave 9}}
|rowspan=2|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|182X|PAST|note={{Bus/D|182M|note=Re-numbered as Service 182M.}}}}
|-
|'''11 February'''
|style='text-align:left'|Serves 2 new pairs of bus stops before Tuas Sth Ave 2, outside LTH Distripark, before and after Tuas Sth Ave 2 along Tuas Sth Ave 3.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=2|'''2013'''
|'''26 August'''
|style='text-align:left'|Amended to call at Tuas Checkpoint towards Boon Lay Int only.
|-
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|{{Bus/D|182M|BUS|note=Joo Koon ↺ Tuas South Ave 9}}
|'''2015'''
|'''28 November'''
|style='text-align:left'|Shortened to Joo Koon Integrated Transport Hub and serves all bus stops along Tuas West Dr.
|-
|'''2022'''
|'''13 February'''
|style='text-align:left'|Amended to ply new road towards Tuas Sth Ave 9, skipping the Tuas roundabout.
|-
|rowspan=3|'''2024'''
|'''24 March'''
|style='text-align:left'|Serves new bus stop outside Singapore Rail Test Centre along Jln Ahmad Ibrahim.
|-
|{{SMB}} '''(Current)'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 183==
===1st Generation (1974 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=2|Benoi Rd ↔ South Canal
|'''1974'''
|'''3 February'''
|style='text-align:left'|Introduced between Benoi Rd Ter and Sth Canal Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=6|Jurong ↔ New Bridge Rd
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int and amended to New Bridge Rd Ter.
|-
|rowspan=3|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Jurong Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''1988'''
|'''11 January'''
|style='text-align:left'|Serves merged bus stop along Ayer Rajah Rd.
|-
|'''18 December'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1998 - 2002)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Tuas ↺ Tuas South Ave 6
|'''1998'''
|'''19 July'''
|style='text-align:left'|Introduced between Tuas Ter and Tuas Sth Ave 6 (Loop).
|-
|rowspan=2|Tuas ↺ Tuas South Ave 9
|'''2001'''
|'''11 February'''
|style='text-align:left'|Extended to loop at Tuas Sth Ave 9, skipping Tuas Sth Ave 6.
|-
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 182/182X and discontinued.
|}

===3rd Generation (since 2004)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}}
|rowspan=2|Jurong East ↺ Clementi Rd
|'''2004'''
|'''22 August'''
|style='text-align:left'|Introduced between Jurong East Int and Clementi Rd (Loop), operating between 0600 hrs and 2330 hrs daily.
|-
|rowspan=2|'''2005'''
|'''3 October'''
|style='text-align:left'|Extended to loop at Science Pk Rd.
|-
|rowspan=2|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183A|PAST|note=Commonwealth Ave West → Science Pk Rd}}
|'''12 December'''
|style='text-align:left'|{{Bus/D|183A|PAST|note=Introduced between Commonwealth Ave West (Clementi Stn) and Science Pk Rd (Loop) during morning peak hours on weekdays.}}
|-
|'''2008'''
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183A|PAST|note=Jurong East → Science Pk Rd}}
|'''2009'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|183A|PAST|note=Extended to start from Jurong East Int.}}
|-
|rowspan=2|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}} {{Bus/D|183A|PAST|note=Jurong East → Science Pk Rd}} {{Bus/D|183B|note=Jurong East → Toh Tuck Ave}}
|'''2010'''
|'''16 August'''
|style='text-align:left'|{{Bus/D|183B|note=Introduced from Jurong East Int to Toh Tuck Ave (Ulu Pandan R.I. Plant) during morning peak hours on weekdays. {{LWAB}} }}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=3|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183B|note=Jurong East → Toh Tuck Ave}}
|'''2012'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|183A|PAST|note=Discontinued.}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 184==
===1st Generation (1977 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|Telok Blangah Way ↔ Boon Lay Gardens
|'''1977'''
|'''25 November'''
|style='text-align:left'|Introduced between Telok Blangah Way Ter and Boon Lay Gdns Ter.
|-
|Telok Blangah Way ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int.
|-
|rowspan=4|Bukit Merah ↔ Jurong
|'''1980'''
|'''28 September'''
|style='text-align:left'|Amended to Bt Merah Int.
|-
|'''1981'''
|'''15 February'''
|style='text-align:left'|Amended to skip Telok Blangah Way and Telok Blangah Cres in both directions.
|-
|'''1987'''
|'''2 August'''
|style='text-align:left'|Amended to ply West Coast Highway, skipping Upp Ayer Rajah Rd and Clementi Rd.
|-
|'''1990'''
|'''1 July'''
|style='text-align:left'|Integrated with Service 176 and discontinued with the opening of Boon Lay Int.
|}

===2nd Generation (since 1994)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=4|Bukit Panjang ↺ Commonwealth Ave West
|'''1994'''
|'''3 July'''
|style='text-align:left'|Introduced between Bt Panjang Ter and Commonwealth Ave West (Loop).
|-
|rowspan=15|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''1995'''
|'''2 July'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0545 hrs on weekdays.
|-
|'''1999'''
|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|{{Bus/D|184|note=Bukit Panjang ↺ Commonwealth Ave West}}{{Bus/D|184A|PAST|note=Bukit Panjang → Clementi Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|184A|PAST|note=Introduced from Bt Panjang Int to Clementi Rd (Opp Ngee Ann Poly) during morning peak hours on weekdays.}}
|-
|rowspan=8|Bukit Panjang ↺ Commonwealth Ave West
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|184A|PAST|note=Discontinued.}}
|-
|'''12 October'''
|style='text-align:left'|Serves bus stop opposite Bt Timah Plaza along Jln Anak Bt with the removal of the bus stop under the PIE Flyover.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Skips temporarily closed bus stop outside Assumption Voc Inst along Upp Bt Timah Rd to facilitate the construction of Cashew station along the Downtown Line.
|-
|'''2011'''
|'''3 July'''
|style='text-align:left'|Serves additional pair of bus stops opposite Min of Defence and before Cashew Rd along Upp Bt Timah Rd.
|-
|'''2012'''
|'''16 December'''
|style='text-align:left'|Amended to start from and terminate at Bt Panjang Rd with the opening of Bt Panjang Temp Bus Pk and the closure of Bt Panjang Int.
|-
|'''2015'''
|'''1 March'''
|style='text-align:left'|Serves reinstated bus stop outside Assumption Pathway Sch along Upp Bt Timah Rd, skipping a pair of bus stops opposite Min of Defence and before Cashew Rd.
|-
|rowspan=2|'''2017'''
|'''4 September'''
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Ten Mile Junction Stn along Woodlands Rd.
|-
|'''17 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|Gali Batu ↺ Commonwealth Ave West
|rowspan=3|'''2021'''
|rowspan=3|'''23 January'''
|style='text-align:left'|Extended to Gali Batu Ter, serving 2 additional pairs of bus stops after KJE Slip Rd, Blk 632 CP, opposite Blk 632 CP and opposite Blk 635A along Woodlands Rd.
|-
|style='text-align:left'|First bus from Woodlands Rd (Aft KJE Slip Rd) brought forward to 0540 hrs on Weekdays and Saturdays, and 0555 hrs on Sundays and Public Holidays.
|-
|style='text-align:left'|Last bus from Woodlands Rd (Aft KJE Slip Rd) extended to 2305 hrs daily.
|}

==Service 185==
===1st Generation (1979 - 1985)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|Clementi ↺ North Buona Vista Rd
|rowspan=2|'''1979'''
|'''16 July'''
|style='text-align:left'|Introduced between Clementi Ter and Nth Buona Vista Rd (Loop).
|-
|Clementi ↺ Bt Merah Ctrl
|'''25 November'''
|style='text-align:left'|Extended to loop at Bt Merah Ctrl.
|-
|rowspan=4|Clementi ↺ Bukit Merah
|rowspan=2|'''1980'''
|'''28 September'''
|style='text-align:left'|Extended to loop at Bt Merah Int.
|-
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|'''1981'''
|'''21 June'''
|style='text-align:left'|Amended to skip Nepal Circus towards Bt Merah Int.
|-
|'''1985'''
|'''28 April'''
|style='text-align:left'|Integrated with Service 92 and discontinued.
|}

===2nd Generation (1988 - 2003)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=6|Choa Chu Kang ↔ Shenton Way
|rowspan=2|'''1988'''
|'''31 July'''
|style='text-align:left'|Introduced between Choa Chu Kang Ter and Shenton Way Ter.
|-
|'''25 August'''
|style='text-align:left'|Amended to ply Choa Chu Kang Ave 1 with the completion of the road junction between Teck Whye Ave and Choa Chu Kang Ave 1.
|-
|'''1989'''
|'''28 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave.
|-
|rowspan=2|'''1990'''
|'''10 March'''
|style='text-align:left'|Extended to interim terminal along Choa Chu Kang Ave 4.
|-
|'''8 April'''
|style='text-align:left'|Amended to Choa Chu Kang Int.
|-
|'''1991'''
|'''28 April'''
|style='text-align:left'|Amended to ply Bt Batok East Ave 2 under TransitLink Network Integration Exercise Phase 4, skipping Bt Batok East Ave 3.
|-
|rowspan=6|Choa Chu Kang ↺ Jln Anak Bt
|'''1993'''
|'''3 January'''
|style='text-align:left'|Shortened to loop at Jln Anak Bt from Choa Chu Kang Int with the introduction of Service 186 under TransitLink Network Integration Exercise Phase 11.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Lot 1 Shoppers' Mall along Choa Chu Kang Ave 4.
|-
|rowspan=4|{{TIBS}}
|rowspan=2|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|style='text-align:left'|First bus brought forward to 0530 hrs on Sundays & Public Holidays.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Goh & Goh Bldg along Jln Jurong Kechil.
|-
|'''27 July'''
|style='text-align:left'|Integrated with Service 989 to form Service 985 and discontinued.
|}

===3rd Generation (since 2006)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBST}}
|rowspan=6|Soon Lee Bus Pk ↔ Buona Vista
|'''2006'''
|'''26 December'''
|style='text-align:left'|Introduced between Soon Lee Bus Pk and Buona Vista Ter, operating between 0600 hrs and 2300 hrs from Soon Lee Bus Pk and Buona Vista Ter daily.
|-
|'''2007'''
|'''5 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Soon Lee Depot along Soon Lee Rd.
|-
|rowspan=2|'''2008'''
|'''14 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''29 December'''
|style='text-align:left'|Last bus from Soon Lee Bus Pk extended to 2315 hrs daily.
|-
|'''2009'''
|'''18 May'''
|style='text-align:left'|First bus from Soon Lee Bus Pk brought forward to 0545 hrs daily.
|-
|{{SMB}} '''(Current)'''
|'''2024'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 186==
===1st Generation (1977 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=2|Clementi ↔ Tg Pagar Rd
|'''1977'''
|'''7 November'''
|style='text-align:left'|Introduced between Clementi Ter and Tg Pagar Rd Ter.
|-
|'''1978'''
|'''5 June'''
|style='text-align:left'|Amended to relocated roadside terminus along Clementi Ave 3 via Commonwealth Ave West, skipping Clementi Ave 2.
|-
|rowspan=2|Clementi ↔ Anson Rd
|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|Clementi ↔ Prince Edward
|'''1985'''
|'''27 January'''
|style='text-align:left'|Amended to Prince Edward Ter with the closure of Anson Rd Ter.
|-
|rowspan=3|Clementi ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''1989'''
|'''27 August'''
|style='text-align:left'|Integrated with Service 145 and discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Shenton Way ↺ Farrer Rd
|rowspan=2|'''1993'''
|'''3 January'''
|style='text-align:left'|Introduced between Shenton Way Ter and Farrer Rd (Loop) under TransitLink Network Integration Exercise Phase 11.
|-
|rowspan=9|Shenton Way ↔ St. Michael's
|'''4 April'''
|style='text-align:left'|Extended to St. Michael's Ter under TransitLink Network Integration Exercise Phase 12.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''27 April'''
|style='text-align:left'|Serves new bus stop outside Queens Condo along Commonwealth Ave.
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|-
|'''2023'''
|'''23 July'''
|style='text-align:left'|Amended to ply temporary slip road and Mt Pleasant Rd towards St Michael's Ter with the temporary closure of slip road to PIE Exit 17D.
|-
|'''2026'''
|'''12 April'''
|style='text-align:left'|Amended to ply reinstated PIE Exit 17D slip road towards St. Michael's Ter.
|}

==Service 187==
===1st Generation (1981 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Bt Merah ↺ Empress Pl
|rowspan=2|'''1981'''
|'''15 February'''
|style='text-align:left'|Introduced as a day service between Bt Merah Int and Empress Pl (Loop).
|-
|'''19 May'''
|style='text-align:left'|Converted to peak hour service on weekdays and Saturdays.
|-
|'''1983'''
|'''14 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=3|Bt Panjang ↔ Jurong
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Bt Panjang Ter and Jurong Int.
|-
|'''1989'''
|'''10 April'''
|style='text-align:left'|First bus from Bt Panjang Ter brought forward to 0530 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''1990'''
|'''7 January'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Bt Batok Driving Ctr along Bt Batok West Ave 5.
|-
|rowspan=2|Bt Panjang ↔ Boon Lay
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int.
|-
|rowspan=12|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''1995'''
|'''17 September'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|Woodlands ↔ Boon Lay
|'''1996'''
|'''10 March'''
|style='text-align:left'|Extended to Woodlands Reg Int under Woodlands MRT Rationalisation.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0550 hrs on weekdays and Saturdays.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0540 hrs on weekdays and Saturdays.
|-
|{{Bus/D|187|note=Woodlands ↔ Boon Lay}}{{Bus/D|187A|PAST|note=Boon Lay → Bt Batok Central}}
|'''2003'''
|'''25 August'''
|{{Bus/D|187A|PAST|note=Introduced from Boon Lay Int to Bt Batok Ctrl (Blk 628) during morning peak hours on weekdays.}}
|-
|rowspan=7|Woodlands ↔ Boon Lay
|'''2004'''
|{{TBC}}
|{{Bus/D|187A|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2006'''
|'''30 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 336 and opposite Blk 334 along Bt Batok West Ave 7.
|-
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 188==
===1st Generation (1977 - 1987)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|rowspan=6|Ulu Pandan ↺ Shenton Way
|'''1977'''
|'''17 October'''
|style='text-align:left'|Introduced between Ulu Pandan Ter and Shenton Way (Loop), replacing the deleted sectors of Service 94.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Ulu Pandan Ter, skipping Parsi Rd and Anson Rd.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''5 July'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1988 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=2|Jurong ↺ Jurong West St 91
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Jurong Int and Jurong West St 91 (Loop).
|-
|'''1989'''
|'''17 December'''
|style='text-align:left'|Amended to ply Jurong West St 72 and Jurong West Ave 5, skipping Pioneer Rd Nth.
|-
|rowspan=2|Corporation Dr ↺ Jurong West St 91
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to start/terminate at Corporation Dr with the opening of Boon Lay Int.
|-
|'''1991'''
|'''20 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 2.
|}

===3rd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=5|Choa Chu Kang ↔ HarbourFront
|rowspan=3|'''1999'''
|'''7 March'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and World Trade Ctr Ter.
|-
|rowspan=10|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=2|'''26 December'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|style='text-align:left'|First bus from HarbourFront Int brought forward to 0600 hrs on weekdays and Saturdays.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite ITE Pasir Panjang along Telok Blangah Rd.
|-
|'''2006'''
|'''30 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 336 and opposite Blk 334 along Bt Batok West Ave 7.
|-
|{{Bus/D|188|note=Choa Chu Kang ↔ HarbourFront}} {{Bus/D|188A|PAST|note=Choa Chu Kang → Choa Chu Kang Gr}}
|rowspan=2|'''2010'''
|'''5 July'''
|style='text-align:left'|{{Bus/D|188A|PAST|note=Introduced from Choa Chu Kang Int to Choa Chu Kang Gr (ITE College West) during morning peak hours on weekdays.}}
|-
|rowspan=4|Choa Chu Kang ↔ HarbourFront
|'''13 September'''
|style='text-align:left'|{{Bus/D|188A|PAST|note=Discontinued.}}
|-
|'''2015'''
|'''22 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''16 December'''
|style='text-align:left'|Amended to new Choa Chu Kang Int.
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves relocated bus stop after Clementi Swim Cplx along AYE.
|}

==Service 189==
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=19|{{SBS}}
|rowspan=6|Commonwealth Ave ↔ South Canal
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 193A as a service between Commonwealth Ave Ter and Sth Canal Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=2|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''1978'''
|'''22 January'''
|style='text-align:left'|Amended to ply Commonwealth Ave, Queensway, Commonwealth Dr, Commonwealth Ave and Queen's Circus with the conversion of Farrer Circus into a traffic-signal controlled junction.
|-
|rowspan=4|Commonwealth Ave ↺ Empress Pl
|rowspan=3|'''1979'''
|rowspan=2|'''15 January'''
|style='text-align:left'|Amended to loop at Empress Pl from Commonwealth Ave Ter.
|-
|style='text-align:left'|Amended to ply Jln Bt Merah, Kg Bahru Rd and New Bridge Rd/Neil Rd, skipping Commonwealth Dr, Tiong Bahru Rd and Outram Rd.
|-
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Commonwealth Ave Ter, skipping Parsi Rd and Anson Rd.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|Buona Vista ↺ Empress Pl
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|rowspan=4|Bukit Batok ↔ Marina Ctr
|'''1985'''
|'''24 November'''
|style='text-align:left'|Extended to Bt Batok Ter and Marina Ctr Ter.
|-
|'''1986'''
|'''30 November'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter along Raffles Blvd.
|-
|rowspan=2|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to Bt Batok Int.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Marina Ctr Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|Bukit Batok ↺ Clementi West St 2
|'''1991'''
|'''28 April'''
|style='text-align:left'|Shortened to loop at Clementi West St 2 from Bt Batok Int, integrated with Service 366 and amended to ply Bt Batok Ctrl, Bt Batok Ave 1, Bt Batok East Ave 6 and Bt Batok St 23 under TransitLink Network Integration Exercise Phase 4.
|-
|rowspan=4|Bukit Batok ↺ West Coast Ferry Ter
|'''1995'''
|'''6 May'''
|style='text-align:left'|Extended to loop at West Coast Ferry Ter, skipping Clementi West St 2.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Amended to ply PIE and Clementi Ave 6, skipping Toh Tuck Ave.
|-
|'''1999'''
|'''20 September'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite West Bay Resort Condo along West Coast Rd.
|-
|rowspan=8|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''2000'''
|'''18 June'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|Bukit Batok ↺ Kent Ridge
|'''2001'''
|'''15 April'''
|style='text-align:left'|Shortened to loop at Kent Ridge Ter.
|-
|rowspan=4|{{Bus/D|189|note=Bukit Batok ↺ Kent Ridge}}{{Bus/D|189A|note=Bukit Batok → Bt Batok St 23}}
|rowspan=2|'''2009'''
|'''5 January'''
|style='text-align:left'|{{Bus/D|189A|note=Introduced from Bt Batok Int to Bt Batok St 23 (Opp Midview Bldg) during morning peak hours on weekdays.}}
|-
|'''1 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''12 June'''
|style='text-align:left'|{{Bus/D|189A|note=Extended to operate after the last bus of Service 189 daily.}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|189A|note=Last bus extended to 0100 hrs daily.}}
|-
|rowspan=5|{{Bus/D|189|note=Bukit Batok ↺ Clementi Ave 1}}{{Bus/D|189A|note=Bukit Batok → Bt Batok St 23}}
|rowspan=2|'''2014'''
|rowspan=2|'''23 November'''
|style='text-align:left'|Amended to loop at Clementi Ave 1 with the introduction of Service 201, skipping West Coast Rd and Kent Ridge Ter.
|-
|style='text-align:left'|{{Bus/D|189|note=Last bus extended to 2315 hrs daily.}}
|-
|rowspan=3|{{TTS}} '''(Current)'''
|'''2016'''
|'''29 May'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2019'''
|'''5 October'''
|{{Bus/D|189A|note=Last bus extended to 0110 hrs daily.}}
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves additional bus stop after Clementi Swim Cplx along AYE.
|}

==Service 189A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{TIBS}}
|rowspan=2|Bt Batok ↺ Harbour Dr
|'''2001'''
|'''15 April'''
|style='text-align:left'|Introduced between Bt Batok Int and Harbour Dr (Loop), operating at selected timings only.
|-
|'''2003'''
|'''4 May'''
|style='text-align:left'|Discontinued.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 180 - 189

2026-04-25T18:25:37Z

Singapore Buses:

==Service 180==
===1st Generation (1971)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=2|Bt Timah ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 180A, amended to ply Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 180/180A.
|}

===2nd Generation (1974 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=3|Upp Bt Timah Rd ↔ Tg Pagar Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 180/180A as a service between Upp Bt Timah Rd Ter and Tg Pagar Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''19 July'''
|style='text-align:left'|Amended to ply Coleman St and Hill St, skipping Stamford Rd.
|-
|rowspan=2|Marsiling ↔ Tg Pagar Rd
|'''1976'''
|'''11 January'''
|style='text-align:left'|Extended to Admiralty Rd Ter.
|-
|rowspan=4|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Rambau St and Trafalgar St towards Tg Pagar Ter, skipping Parsi Rd.
|-
|rowspan=4|Marsiling ↔ Anson Rd
|'''1 August'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''25 November'''
|style='text-align:left'|Amended to ply Pickering St and Church St, skipping Nth Canal Rd and Market St.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Anson Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=4|{{TIBS}}
|'''1983'''
|'''7 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=3|Marsiling ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|'''1990'''
|'''19 August'''
|style='text-align:left'|Amended to ply Bt Timah Rd, Sungei Rd, Bencoolen St, Orchard Rd, Penang Rd and Clemenceau Ave (towards World Trade Ctr Ter) / Orchard Rd, Dhoby Ghaut, Selegie Rd and Bt Timah Rd due to the partial closure of Clemenceau Ave to facilitate Phase 2 of the construction of CTE.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===3rd Generation (since 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=7|Bukit Panjang ↔ Boon Lay
|rowspan=2|'''1996'''
|'''10 March'''
|style='text-align:left'|Re-numbered from Service 951 as a service between Bt Panjang Ter and Boon Lay Int under Woodlands MRT Rationalisation.
|-
|{{TBC}}
|style='text-align:left'|First bus from Bt Panjang Ter brought forward to 0530 hrs daily.
|-
|rowspan=3|'''1999'''
|rowspan=3|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|style='text-align:left'|First bus from Bt Panjang Int brought forward to 0520 hrs on weekdays and Saturdays.
|-
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0550 hrs on weekdays and Saturdays.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=6|{{Bus/D|180|note=Boon Lay ↺ Bukit Panjang}}{{Bus/D|180A|note=Boon Lay → Bukit Panjang Rd}}
|rowspan=2|'''2012'''
|rowspan=2|'''16 December'''
|style='text-align:left'|Amended to loop at Petir Rd from Boon Lay Int with the closure of Bt Panjang Int.
|-
|{{Bus/D|180A|note=Introduced from Boon Lay Int to Bt Panjang Rd (Blk 183) during evening peak hours on weekdays and after the last bus of Service 180 daily.}}
|-
|rowspan=3|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves relocated bus stop before PIE along Bt Batok Rd.
|-
|'''16 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''4 September'''
|style='text-align:left'|Serves the bus stop outside Bt Panjang Stn along Upp Bt Timah Rd, skipping the removed bus stop along Petir Rd.
|-
|'''2018'''
|'''25 February'''
|style='text-align:left'|Amended to loop at Bt Panjang Int.
|}</onlyinclude>

==Service 180/180A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|Bt Timah ↔ Prince Edward
|'''1971'''
|'''9 May'''
|style='text-align:left'|Re-numbered from Service 180 between Bt Timah Ter and Prince Edward Ter.
|-
|{{SBS}}
|Upp Bt Timah Rd ↔ Tg Pagar Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Upp Bt Timah Rd Ter, extended to Tg Pagar Ter, amended to skip Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 180 under 1974 Bus Rationalisation.
|}

==Service 180A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=2|Bt Timah ↺ Stamford Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Stamford Rd (Loop) under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 180 and discontinued.
|}

==Service 181==
===1st Generation (1971 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{UBC}}
|rowspan=2|Bukit Timah ↔ Commonwealth Ave
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Bt Timah Ter.
|-
|rowspan=2|Upp Bt Timah Rd ↔ Commonwealth Ave
|'''8 November'''
|style='text-align:left'|Extended to Upp Bt Timah Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=4|{{SBS}}
|rowspan=2|Upp Bt Timah Rd ↔ Crawford St
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Crawford St Ter under 1974 Bus Rationalisation.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Crawford St Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=9|Woodlands Ctr ↔ Crawford St
|'''1980'''
|'''14 December'''
|style='text-align:left'|Extended to Woodlands Town Ter.
|-
|'''1981'''
|'''29 November'''
|style='text-align:left'|Amended to Woodlands Int.
|-
|rowspan=12|{{TIBS}}
|'''1983'''
|'''4 September'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Crawford St Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Crawford St Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=2|'''1988'''
|'''28 February'''
|style='text-align:left'|Revised to operate on weekdays and Saturdays only with the introduction of Service 181#.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=5|Woodlands ↔ Crawford St
|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|rowspan=3|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0530 hrs.
|-
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown MRT station on the North East MRT Line.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered Service 961.
|}

===2nd Generation (since 2005)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=7|{{SBST}}
|rowspan=9|Boon Lay ↺ Jurong West Ave 3
|'''2005'''
|'''9 January'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West Ave 3 (Loop), operating between 0600 hrs and 2400 hrs daily.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0030 hrs daily.
|-
|'''15 June'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 670A and outside Blk 678D along Jurong West St 64.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2010'''
|'''18 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0040 hrs daily.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''2025'''
|'''7 December'''
|style='text-align:left'|Amended to ply Jurong West St 72 and Jurong West St 73 with the partial closure of Jurong West St 75 to facilitate the construction of Gek Poh station on the Jurong Region Line.
|}

==Service 181#==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{TIBS}}
|rowspan=3|Woodlands Ctr ↔ Crawford St
|rowspan=2|'''1988'''
|'''28 February'''
|style='text-align:left'|Introduced between Woodlands Int and Crawford St Ter as an alternate route of Service 181 via Marina Centre, operating on Sundays and Public Holidays.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=4|Woodlands ↔ Crawford St
|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered Service 961#.
|}

==Service 181M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|{{SBST}}
|rowspan=3|Boon Lay ↺ Jurong West St 23
|'''2016'''
|'''21 March'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West St 23 (Loop) as a morning peak hour service on weekdays (except school holidays). {{LWAB}}.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''2025'''
|'''7 December'''
|style='text-align:left'|Amended to ply Jurong West St 72, Jurong West St 73 with the partial closure of Jurong West St 75 to facilitate the construction of Gek Poh station on the Jurong Region Line.
|}

==Service 182==
===1st Generation (1971 - 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|Bukit Timah ↔ Jln Besi
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Jln Besi Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|Bukit Timah ↔ Benoi Rd
|{{TBC}}
|style='text-align:left'|Extended to Benoi Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=5|{{SBS}}
|rowspan=3|Bukit Timah ↺ Shenton Way
|rowspan=3|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to loop at Shenton Way from Bt Timah Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Bt Timah Ter with the conversion of Orchard Rd to one-way traffic.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|rowspan=10|Marsiling ↔ New Bridge Rd
|'''1976'''
|'''6 June'''
|style='text-align:left'|Extended to Admiralty Rd Ter and amended to New Bridge Rd Ter.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards New Bridge Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=12|{{TIBS}}
|'''1983'''
|'''7 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=5|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Marsiling Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Marsiling Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|rowspan=2|Marsiling ↔ Shenton Way
|'''1993'''
|'''3 January'''
|style='text-align:left'|Amended to Shenton Way Ter under TransitLink Network Integration Exercise Phase 7.
|-
|'''1995'''
|'''7 May'''
|style='text-align:left'|Amended to ply Orchard Turn.
|-
|rowspan=2|Woodlands ↔ Shenton Way
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|'''10 March'''
|style='text-align:left'|Discontinued under Woodlands MRT Rationalisation.
|}

===2nd Generation (since 1998)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Jurong East ↔ Tuas
|'''1998'''
|'''19 July'''
|style='text-align:left'|Introduced between Jurong East Int and Tuas Ter, calling at Tuas Checkpoint towards Jurong East Int only.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus from Jurong East Int revised to 2300 hrs on Saturdays, Sundays and Public Holidays.
|-
|rowspan=2|Boon Lay ↔ Tuas
|rowspan=2|'''2001'''
|rowspan=2|'''25 February'''
|style='text-align:left'|Shortened to Boon Lay Int.
|-
|style='text-align:left'|Last bus from Tuas Ter brought forward to 2300 hrs daily.
|-
|rowspan=5|Boon Lay ↺ Tuas South Ave 9
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 183, extended to loop at Tuas Sth Ave 9 and amended to ply Jurong West St 64, Boon Lay Way, Upp Jurong Rd and PIE, skipping Jln Boon Lay.
|-
|'''2004'''
|'''19 January'''
|style='text-align:left'|Serves all bus stops along Upp Jurong Rd.
|-
|'''2005'''
|'''7 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Sin Lian Heng Construction along Tuas South Ave 3.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2007'''
|'''25 November'''
|style='text-align:left'|Serves 2 new pairs of bus stops before Tuas Sth Ave 2, outside LTH Distripark, before and after Tuas Sth Ave 2 along Tuas Sth Ave 3.
|-
|rowspan=2|Boon Lay ↺ Tuas South Ave 9
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2013'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|Joo Koon ↺ Tuas South Ave 9
|'''2015'''
|'''28 November'''
|style='text-align:left'|Shortened to Joo Koon Integrated Transport Hub and serves all bus stops along Tuas West Dr.
|-
|'''2016'''
|'''4 January'''
|style='text-align:left'|First bus brought forward to 0545 hrs daily.
|-
|'''2022'''
|'''13 February'''
|style='text-align:left'|Amended to ply new road towards Tuas Sth Ave 9, skipping the Tuas roundabout.
|-
|rowspan=4|'''2024'''
|'''24 March'''
|style='text-align:left'|Serves new bus stop outside Singapore Rail Test Centre along Jln Ahmad Ibrahim.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|{{Bus/D|182|BUS|note=Joo Koon ↺ Tuas South Ave 9}}{{Bus/D|182A|note=Tuas West Dr → Tuas Sth Ave 3}}
|'''29 December'''
|style='text-align:left'|{{Bus/D|182A|note=Introduced from Tuas West Drive (Opp Tuas Link Stn) to Tuas South Ave 3 (Bef Tuas Sth Ave 4), operating only on Sunday and Public Holiday nights. {{LWAB}}}}
|}

==Service 182X/182M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|{{Bus/D|182X|PAST|note=Jurong East → Tuas}}
|'''1998'''
|'''19 July'''
|style='text-align:left'|{{Bus/D|182X|PAST|note=Introduced from Jurong East Int to Tuas Ter as an alternate route of Service 182, calling at Tuas Checkpoint towards Tuas Ter from 0700 to 0900 hrs, 1330 hrs to 1530 hrs, and 2100 hrs to 2200 hrs only.}}
|-
|{{Bus/D|182X|PAST|note=Boon Lay → Tuas}}
|'''2001'''
|'''25 February'''
|style='text-align:left'|Shortened to start from Boon Lay Int.
|-
|rowspan=5|{{Bus/D|182X|PAST|note=Boon Lay ↺ Tuas South Ave 9}}
|rowspan=2|'''2002'''
|rowspan=2|'''26 May'''
|style='text-align:left'|Integrated with Service 183, extended to loop at Tuas Sth Ave 9 and amended to ply Jurong West St 64, Boon Lay Way, Upp Jurong Rd and PIE, skipping Jln Boon Lay.
|-
|style='text-align:left'|Re-designated as an alternate route of Service 182 which skips Tuas Checkpoint in both directions during off peak periods daily.
|-
|'''2004'''
|'''19 January'''
|style='text-align:left'|Serves all bus stops along Upp Jurong Rd.
|-
|'''2005'''
|'''7 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Sin Lian Heng Construction along Tuas South Ave 3.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=5|{{Bus/D|182M|BUS|note=Boon Lay ↺ Tuas South Ave 9}}
|rowspan=2|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|182X|PAST|note={{Bus/D|182M|note=Re-numbered as Service 182M.}}}}
|-
|'''11 February'''
|style='text-align:left'|Serves 2 new pairs of bus stops before Tuas Sth Ave 2, outside LTH Distripark, before and after Tuas Sth Ave 2 along Tuas Sth Ave 3.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=2|'''2013'''
|'''26 August'''
|style='text-align:left'|Amended to call at Tuas Checkpoint towards Boon Lay Int only.
|-
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|{{Bus/D|182M|BUS|note=Joo Koon ↺ Tuas South Ave 9}}
|'''2015'''
|'''28 November'''
|style='text-align:left'|Shortened to Joo Koon Integrated Transport Hub and serves all bus stops along Tuas West Dr.
|-
|'''2022'''
|'''13 February'''
|style='text-align:left'|Amended to ply new road towards Tuas Sth Ave 9, skipping the Tuas roundabout.
|-
|rowspan=3|'''2024'''
|'''24 March'''
|style='text-align:left'|Serves new bus stop outside Singapore Rail Test Centre along Jln Ahmad Ibrahim.
|-
|{{SMB}} '''(Current)'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 183==
===1st Generation (1974 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=2|Benoi Rd ↔ South Canal
|'''1974'''
|'''3 February'''
|style='text-align:left'|Introduced between Benoi Rd Ter and Sth Canal Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=6|Jurong ↔ New Bridge Rd
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int and amended to New Bridge Rd Ter.
|-
|rowspan=3|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Jurong Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''1988'''
|'''11 January'''
|style='text-align:left'|Serves merged bus stop along Ayer Rajah Rd.
|-
|'''18 December'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1998 - 2002)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Tuas ↺ Tuas South Ave 6
|'''1998'''
|'''19 July'''
|style='text-align:left'|Introduced between Tuas Ter and Tuas Sth Ave 6 (Loop).
|-
|rowspan=2|Tuas ↺ Tuas South Ave 9
|'''2001'''
|'''11 February'''
|style='text-align:left'|Extended to loop at Tuas Sth Ave 9, skipping Tuas Sth Ave 6.
|-
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 182/182X and discontinued.
|}

===3rd Generation (since 2004)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}}
|rowspan=2|Jurong East ↺ Clementi Rd
|'''2004'''
|'''22 August'''
|style='text-align:left'|Introduced between Jurong East Int and Clementi Rd (Loop), operating between 0600 hrs and 2330 hrs daily.
|-
|rowspan=2|'''2005'''
|'''3 October'''
|style='text-align:left'|Extended to loop at Science Pk Rd.
|-
|rowspan=2|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183A|PAST|note=Commonwealth Ave West → Science Pk Rd}}
|'''12 December'''
|style='text-align:left'|{{Bus/D|183A|PAST|note=Introduced between Commonwealth Ave West (Clementi Stn) and Science Pk Rd (Loop) during morning peak hours on weekdays.}}
|-
|'''2008'''
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183A|PAST|note=Jurong East → Science Pk Rd}}
|'''2009'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|183A|PAST|note=Extended to start from Jurong East Int.}}
|-
|rowspan=2|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}} {{Bus/D|183A|PAST|note=Jurong East → Science Pk Rd}} {{Bus/D|183B|note=Jurong East → Toh Tuck Ave}}
|'''2010'''
|'''16 August'''
|style='text-align:left'|{{Bus/D|183B|note=Introduced from Jurong East Int to Toh Tuck Ave (Ulu Pandan R.I. Plant) during morning peak hours on weekdays. {{LWAB}} }}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=3|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183B|note=Jurong East → Toh Tuck Ave}}
|'''2012'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|183A|PAST|note=Discontinued.}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 184==
===1st Generation (1977 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|Telok Blangah Way ↔ Boon Lay Gardens
|'''1977'''
|'''25 November'''
|style='text-align:left'|Introduced between Telok Blangah Way Ter and Boon Lay Gdns Ter.
|-
|Telok Blangah Way ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int.
|-
|rowspan=4|Bukit Merah ↔ Jurong
|'''1980'''
|'''28 September'''
|style='text-align:left'|Amended to Bt Merah Int.
|-
|'''1981'''
|'''15 February'''
|style='text-align:left'|Amended to skip Telok Blangah Way and Telok Blangah Cres in both directions.
|-
|'''1987'''
|'''2 August'''
|style='text-align:left'|Amended to ply West Coast Highway, skipping Upp Ayer Rajah Rd and Clementi Rd.
|-
|'''1990'''
|'''1 July'''
|style='text-align:left'|Integrated with Service 176 and discontinued with the opening of Boon Lay Int.
|}

===2nd Generation (since 1994)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=4|Bukit Panjang ↺ Commonwealth Ave West
|'''1994'''
|'''3 July'''
|style='text-align:left'|Introduced between Bt Panjang Ter and Commonwealth Ave West (Loop).
|-
|rowspan=15|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''1995'''
|'''2 July'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0545 hrs on weekdays.
|-
|'''1999'''
|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|{{Bus/D|184|note=Bukit Panjang ↺ Commonwealth Ave West}}{{Bus/D|184A|PAST|note=Bukit Panjang → Clementi Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|184A|PAST|note=Introduced from Bt Panjang Int to Clementi Rd (Opp Ngee Ann Poly) during morning peak hours on weekdays.}}
|-
|rowspan=8|Bukit Panjang ↺ Commonwealth Ave West
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|184A|PAST|note=Discontinued.}}
|-
|'''12 October'''
|style='text-align:left'|Serves bus stop opposite Bt Timah Plaza along Jln Anak Bt with the removal of the bus stop under the PIE Flyover.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Skips temporarily closed bus stop outside Assumption Voc Inst along Upp Bt Timah Rd to facilitate the construction of Cashew station along the Downtown Line.
|-
|'''2011'''
|'''3 July'''
|style='text-align:left'|Serves additional pair of bus stops opposite Min of Defence and before Cashew Rd along Upp Bt Timah Rd.
|-
|'''2012'''
|'''16 December'''
|style='text-align:left'|Amended to start from and terminate at Bt Panjang Rd with the opening of Bt Panjang Temp Bus Pk and the closure of Bt Panjang Int.
|-
|'''2015'''
|'''1 March'''
|style='text-align:left'|Serves reinstated bus stop outside Assumption Pathway Sch along Upp Bt Timah Rd, skipping a pair of bus stops opposite Min of Defence and before Cashew Rd.
|-
|rowspan=2|'''2017'''
|'''4 September'''
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Ten Mile Junction Stn along Woodlands Rd.
|-
|'''17 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|Gali Batu ↺ Commonwealth Ave West
|rowspan=3|'''2021'''
|rowspan=3|'''23 January'''
|style='text-align:left'|Extended to Gali Batu Ter, serving 2 additional pairs of bus stops after KJE Slip Rd, Blk 632 CP, opposite Blk 632 CP and opposite Blk 635A along Woodlands Rd.
|-
|style='text-align:left'|First bus from Woodlands Rd (Aft KJE Slip Rd) brought forward to 0540 hrs on Weekdays and Saturdays, and 0555 hrs on Sundays and Public Holidays.
|-
|style='text-align:left'|Last bus from Woodlands Rd (Aft KJE Slip Rd) extended to 2305 hrs daily.
|}

==Service 185==
===1st Generation (1979 - 1985)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|Clementi ↺ North Buona Vista Rd
|rowspan=2|'''1979'''
|'''16 July'''
|style='text-align:left'|Introduced between Clementi Ter and Nth Buona Vista Rd (Loop).
|-
|Clementi ↺ Bt Merah Ctrl
|'''25 November'''
|style='text-align:left'|Extended to loop at Bt Merah Ctrl.
|-
|rowspan=4|Clementi ↺ Bukit Merah
|rowspan=2|'''1980'''
|'''28 September'''
|style='text-align:left'|Extended to loop at Bt Merah Int.
|-
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|'''1981'''
|'''21 June'''
|style='text-align:left'|Amended to skip Nepal Circus towards Bt Merah Int.
|-
|'''1985'''
|'''28 April'''
|style='text-align:left'|Integrated with Service 92 and discontinued.
|}

===2nd Generation (1988 - 2003)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=6|Choa Chu Kang ↔ Shenton Way
|rowspan=2|'''1988'''
|'''31 July'''
|style='text-align:left'|Introduced between Choa Chu Kang Ter and Shenton Way Ter.
|-
|'''25 August'''
|style='text-align:left'|Amended to ply Choa Chu Kang Ave 1 with the completion of the road junction between Teck Whye Ave and Choa Chu Kang Ave 1.
|-
|'''1989'''
|'''28 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave.
|-
|rowspan=2|'''1990'''
|'''10 March'''
|style='text-align:left'|Extended to interim terminal along Choa Chu Kang Ave 4.
|-
|'''8 April'''
|style='text-align:left'|Amended to Choa Chu Kang Int.
|-
|'''1991'''
|'''28 April'''
|style='text-align:left'|Amended to ply Bt Batok East Ave 2 under TransitLink Network Integration Exercise Phase 4, skipping Bt Batok East Ave 3.
|-
|rowspan=6|Choa Chu Kang ↺ Jln Anak Bt
|'''1993'''
|'''3 January'''
|style='text-align:left'|Shortened to loop at Jln Anak Bt from Choa Chu Kang Int with the introduction of Service 186 under TransitLink Network Integration Exercise Phase 11.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Lot 1 Shoppers' Mall along Choa Chu Kang Ave 4.
|-
|rowspan=4|{{TIBS}}
|rowspan=2|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|style='text-align:left'|First bus brought forward to 0530 hrs on Sundays & Public Holidays.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Goh & Goh Bldg along Jln Jurong Kechil.
|-
|'''27 July'''
|style='text-align:left'|Integrated with Service 989 to form Service 985 and discontinued.
|}

===3rd Generation (since 2006)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBST}}
|rowspan=6|Soon Lee Bus Pk ↔ Buona Vista
|'''2006'''
|'''26 December'''
|style='text-align:left'|Introduced between Soon Lee Bus Pk and Buona Vista Ter, operating between 0600 hrs and 2300 hrs from Soon Lee Bus Pk and Buona Vista Ter daily.
|-
|'''2007'''
|'''5 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Soon Lee Depot along Soon Lee Rd.
|-
|rowspan=2|'''2008'''
|'''14 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''29 December'''
|style='text-align:left'|Last bus from Soon Lee Bus Pk extended to 2315 hrs daily.
|-
|'''2009'''
|'''18 May'''
|style='text-align:left'|First bus from Soon Lee Bus Pk brought forward to 0545 hrs daily.
|-
|{{SMB}} '''(Current)'''
|'''2024'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 186==
===1st Generation (1977 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=2|Clementi ↔ Tg Pagar Rd
|'''1977'''
|'''7 November'''
|style='text-align:left'|Introduced between Clementi Ter and Tg Pagar Rd Ter.
|-
|'''1978'''
|'''5 June'''
|style='text-align:left'|Amended to relocated roadside terminus along Clementi Ave 3 via Commonwealth Ave West, skipping Clementi Ave 2.
|-
|rowspan=2|Clementi ↔ Anson Rd
|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|Clementi ↔ Prince Edward
|'''1985'''
|'''27 January'''
|style='text-align:left'|Amended to Prince Edward Ter with the closure of Anson Rd Ter.
|-
|rowspan=3|Clementi ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''1989'''
|'''27 August'''
|style='text-align:left'|Integrated with Service 145 and discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Shenton Way ↺ Farrer Rd
|rowspan=2|'''1993'''
|'''3 January'''
|style='text-align:left'|Introduced between Shenton Way Ter and Farrer Rd (Loop) under TransitLink Network Integration Exercise Phase 11.
|-
|rowspan=9|Shenton Way ↔ St. Michael's
|'''4 April'''
|style='text-align:left'|Extended to St. Michael's Ter under TransitLink Network Integration Exercise Phase 12.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''27 April'''
|style='text-align:left'|Serves new bus stop outside Queens Condo along Commonwealth Ave.
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|-
|'''2023'''
|'''23 July'''
|style='text-align:left'|Amended to ply temporary slip road and Mt Pleasant Rd towards St Michael's Ter with the temporary closure of slip road to PIE Exit 17D.
|-
|'''2026'''
|'''12 April'''
|style='text-align:left'|Amended to ply reinstated PIE Exit 17D slip road towards St. Michael's Ter.
|}

==Service 187==
===1st Generation (1981 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Bt Merah ↺ Empress Pl
|rowspan=2|'''1981'''
|'''15 February'''
|style='text-align:left'|Introduced as a day service between Bt Merah Int and Empress Pl (Loop).
|-
|'''19 May'''
|style='text-align:left'|Converted to peak hour service on weekdays and Saturdays.
|-
|'''1983'''
|'''14 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=3|Bt Panjang ↔ Jurong
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Bt Panjang Ter and Jurong Int.
|-
|'''1989'''
|'''10 April'''
|style='text-align:left'|First bus from Bt Panjang Ter brought forward to 0530 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''1990'''
|'''7 January'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Bt Batok Driving Ctr along Bt Batok West Ave 5.
|-
|rowspan=2|Bt Panjang ↔ Boon Lay
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int.
|-
|rowspan=12|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''1995'''
|'''17 September'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|Woodlands ↔ Boon Lay
|'''1996'''
|'''10 March'''
|style='text-align:left'|Extended to Woodlands Reg Int under Woodlands MRT Rationalisation.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0550 hrs on weekdays and Saturdays.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0540 hrs on weekdays and Saturdays.
|-
|{{Bus/D|187|note=Woodlands ↔ Boon Lay}}{{Bus/D|187A|PAST|note=Boon Lay → Bt Batok Central}}
|'''2003'''
|'''25 August'''
|{{Bus/D|187A|PAST|note=Introduced from Boon Lay Int to Bt Batok Ctrl (Blk 628) during morning peak hours on weekdays.}}
|-
|rowspan=7|Woodlands ↔ Boon Lay
|'''2004'''
|{{TBC}}
|{{Bus/D|187A|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2006'''
|'''30 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 336 and opposite Blk 334 along Bt Batok West Ave 7.
|-
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 188==
===1st Generation (1977 - 1987)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|rowspan=6|Ulu Pandan ↺ Shenton Way
|'''1977'''
|'''17 October'''
|style='text-align:left'|Introduced between Ulu Pandan Ter and Shenton Way (Loop), replacing the deleted sectors of Service 94.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Ulu Pandan Ter, skipping Parsi Rd and Anson Rd.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''5 July'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1988 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=2|Jurong ↺ Jurong West St 91
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Jurong Int and Jurong West St 91 (Loop).
|-
|'''1989'''
|'''17 December'''
|style='text-align:left'|Amended to ply Jurong West St 72 and Jurong West Ave 5, skipping Pioneer Rd Nth.
|-
|rowspan=2|Corporation Dr ↺ Jurong West St 91
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to start/terminate at Corporation Dr with the opening of Boon Lay Int.
|-
|'''1991'''
|'''20 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 2.
|}

===3rd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=5|Choa Chu Kang ↔ HarbourFront
|rowspan=3|'''1999'''
|'''7 March'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and World Trade Ctr Ter.
|-
|rowspan=10|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=2|'''26 December'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|style='text-align:left'|First bus from HarbourFront Int brought forward to 0600 hrs on weekdays and Saturdays.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite ITE Pasir Panjang along Telok Blangah Rd.
|-
|'''2006'''
|'''30 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 336 and opposite Blk 334 along Bt Batok West Ave 7.
|-
|{{Bus/D|188|note=Choa Chu Kang ↔ HarbourFront}} {{Bus/D|188A|PAST|note=Choa Chu Kang → Choa Chu Kang Gr}}
|rowspan=2|'''2010'''
|'''5 July'''
|style='text-align:left'|{{Bus/D|188A|PAST|note=Introduced from Choa Chu Kang Int to Choa Chu Kang Gr (ITE College West) during morning peak hours on weekdays.}}
|-
|rowspan=4|Choa Chu Kang ↔ HarbourFront
|'''13 September'''
|style='text-align:left'|{{Bus/D|188A|PAST|note=Discontinued.}}
|-
|'''2015'''
|'''22 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''16 December'''
|style='text-align:left'|Amended to new Choa Chu Kang Int.
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves relocated bus stop after Clementi Swim Cplx along AYE.
|}

==Service 189==
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=19|{{SBS}}
|rowspan=6|Commonwealth Ave ↔ South Canal
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 193A as a service between Commonwealth Ave Ter and Sth Canal Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=2|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''1978'''
|'''22 January'''
|style='text-align:left'|Amended to ply Commonwealth Ave, Queensway, Commonwealth Dr, Commonwealth Ave and Queen's Circus with the conversion of Farrer Circus into a traffic-signal controlled junction.
|-
|rowspan=4|Commonwealth Ave ↺ Empress Pl
|rowspan=3|'''1979'''
|rowspan=2|'''15 January'''
|style='text-align:left'|Amended to loop at Empress Pl from Commonwealth Ave Ter.
|-
|style='text-align:left'|Amended to ply Jln Bt Merah, Kg Bahru Rd and New Bridge Rd/Neil Rd, skipping Commonwealth Dr, Tiong Bahru Rd and Outram Rd.
|-
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Commonwealth Ave Ter, skipping Parsi Rd and Anson Rd.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|Buona Vista ↺ Empress Pl
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|rowspan=4|Bukit Batok ↔ Marina Ctr
|'''1985'''
|'''24 November'''
|style='text-align:left'|Extended to Bt Batok Ter and Marina Ctr Ter.
|-
|'''1986'''
|'''30 November'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter along Raffles Blvd.
|-
|rowspan=2|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to Bt Batok Int.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Marina Ctr Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|Bukit Batok ↺ Clementi West St 2
|'''1991'''
|'''28 April'''
|style='text-align:left'|Shortened to loop at Clementi West St 2 from Bt Batok Int, integrated with Service 366 and amended to ply Bt Batok Ctrl, Bt Batok Ave 1, Bt Batok East Ave 6 and Bt Batok St 23 under TransitLink Network Integration Exercise Phase 4.
|-
|rowspan=4|Bukit Batok ↺ West Coast Ferry Ter
|'''1995'''
|'''6 May'''
|style='text-align:left'|Extended to loop at West Coast Ferry Ter, skipping Clementi West St 2.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Amended to ply PIE and Clementi Ave 6, skipping Toh Tuck Ave.
|-
|'''1999'''
|'''20 September'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite West Bay Resort Condo along West Coast Rd.
|-
|rowspan=8|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''2000'''
|'''18 June'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|Bukit Batok ↺ Kent Ridge
|'''2001'''
|'''15 April'''
|style='text-align:left'|Shortened to loop at Kent Ridge Ter.
|-
|rowspan=4|{{Bus/D|189|note=Bukit Batok ↺ Kent Ridge}}{{Bus/D|189A|note=Bukit Batok → Bt Batok St 23}}
|rowspan=2|'''2009'''
|'''5 January'''
|style='text-align:left'|{{Bus/D|189A|note=Introduced from Bt Batok Int to Bt Batok St 23 (Opp Midview Bldg) during morning peak hours on weekdays.}}
|-
|'''1 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''12 June'''
|style='text-align:left'|{{Bus/D|189A|note=Extended to operate after the last bus of Service 189 daily.}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|189A|note=Last bus extended to 0100 hrs daily.}}
|-
|rowspan=5|{{Bus/D|189|note=Bukit Batok ↺ Clementi Ave 1}}{{Bus/D|189A|note=Bukit Batok → Bt Batok St 23}}
|rowspan=2|'''2014'''
|rowspan=2|'''23 November'''
|style='text-align:left'|Amended to loop at Clementi Ave 1 with the introduction of Service 201, skipping West Coast Rd and Kent Ridge Ter.
|-
|style='text-align:left'|{{Bus/D|189|note=Last bus extended to 2315 hrs daily.}}
|-
|rowspan=3|{{TTS}} '''(Current)'''
|'''2016'''
|'''29 May'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2019'''
|'''5 October'''
|{{Bus/D|189A|note=Last bus extended to 0110 hrs daily.}}
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves additional bus stop after Clementi Swim Cplx along AYE.
|}

==Service 189A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{TIBS}}
|rowspan=2|Bt Batok ↺ Harbour Dr
|'''2001'''
|'''15 April'''
|style='text-align:left'|Introduced between Bt Batok Int and Harbour Dr (Loop), operating at selected timings only.
|-
|'''2003'''
|'''4 May'''
|style='text-align:left'|Discontinued.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 180 - 189

2026-04-25T18:22:24Z

Singapore Buses: /* Service 182X/182M */

==Service 180==
===1st Generation (1971)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=2|Bt Timah ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 180A, amended to ply Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 180/180A.
|}

===2nd Generation (1974 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=3|Upp Bt Timah Rd ↔ Tg Pagar Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 180/180A as a service between Upp Bt Timah Rd Ter and Tg Pagar Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''19 July'''
|style='text-align:left'|Amended to ply Coleman St and Hill St, skipping Stamford Rd.
|-
|rowspan=2|Marsiling ↔ Tg Pagar Rd
|'''1976'''
|'''11 January'''
|style='text-align:left'|Extended to Admiralty Rd Ter.
|-
|rowspan=4|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Rambau St and Trafalgar St towards Tg Pagar Ter, skipping Parsi Rd.
|-
|rowspan=4|Marsiling ↔ Anson Rd
|'''1 August'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''25 November'''
|style='text-align:left'|Amended to ply Pickering St and Church St, skipping Nth Canal Rd and Market St.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Anson Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=4|{{TIBS}}
|'''1983'''
|'''7 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=3|Marsiling ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|'''1990'''
|'''19 August'''
|style='text-align:left'|Amended to ply Bt Timah Rd, Sungei Rd, Bencoolen St, Orchard Rd, Penang Rd and Clemenceau Ave (towards World Trade Ctr Ter) / Orchard Rd, Dhoby Ghaut, Selegie Rd and Bt Timah Rd due to the partial closure of Clemenceau Ave to facilitate Phase 2 of the construction of CTE.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===3rd Generation (since 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=7|Bukit Panjang ↔ Boon Lay
|rowspan=2|'''1996'''
|'''10 March'''
|style='text-align:left'|Re-numbered from Service 951 as a service between Bt Panjang Ter and Boon Lay Int under Woodlands MRT Rationalisation.
|-
|{{TBC}}
|style='text-align:left'|First bus from Bt Panjang Ter brought forward to 0530 hrs daily.
|-
|rowspan=3|'''1999'''
|rowspan=3|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|style='text-align:left'|First bus from Bt Panjang Int brought forward to 0520 hrs on weekdays and Saturdays.
|-
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0550 hrs on weekdays and Saturdays.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=6|{{Bus/D|180|note=Boon Lay ↺ Bukit Panjang}}{{Bus/D|180A|note=Boon Lay → Bukit Panjang Rd}}
|rowspan=2|'''2012'''
|rowspan=2|'''16 December'''
|style='text-align:left'|Amended to loop at Petir Rd from Boon Lay Int with the closure of Bt Panjang Int.
|-
|{{Bus/D|180A|note=Introduced from Boon Lay Int to Bt Panjang Rd (Blk 183) during evening peak hours on weekdays and after the last bus of Service 180 daily.}}
|-
|rowspan=3|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves relocated bus stop before PIE along Bt Batok Rd.
|-
|'''16 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''4 September'''
|style='text-align:left'|Serves the bus stop outside Bt Panjang Stn along Upp Bt Timah Rd, skipping the removed bus stop along Petir Rd.
|-
|'''2018'''
|'''25 February'''
|style='text-align:left'|Amended to loop at Bt Panjang Int.
|}</onlyinclude>

==Service 180/180A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|Bt Timah ↔ Prince Edward
|'''1971'''
|'''9 May'''
|style='text-align:left'|Re-numbered from Service 180 between Bt Timah Ter and Prince Edward Ter.
|-
|{{SBS}}
|Upp Bt Timah Rd ↔ Tg Pagar Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Upp Bt Timah Rd Ter, extended to Tg Pagar Ter, amended to skip Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 180 under 1974 Bus Rationalisation.
|}

==Service 180A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=2|Bt Timah ↺ Stamford Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Stamford Rd (Loop) under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 180 and discontinued.
|}

==Service 181==
===1st Generation (1971 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{UBC}}
|rowspan=2|Bukit Timah ↔ Commonwealth Ave
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Bt Timah Ter.
|-
|rowspan=2|Upp Bt Timah Rd ↔ Commonwealth Ave
|'''8 November'''
|style='text-align:left'|Extended to Upp Bt Timah Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=4|{{SBS}}
|rowspan=2|Upp Bt Timah Rd ↔ Crawford St
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Crawford St Ter under 1974 Bus Rationalisation.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Crawford St Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=9|Woodlands Ctr ↔ Crawford St
|'''1980'''
|'''14 December'''
|style='text-align:left'|Extended to Woodlands Town Ter.
|-
|'''1981'''
|'''29 November'''
|style='text-align:left'|Amended to Woodlands Int.
|-
|rowspan=12|{{TIBS}}
|'''1983'''
|'''4 September'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Crawford St Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Crawford St Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=2|'''1988'''
|'''28 February'''
|style='text-align:left'|Revised to operate on weekdays and Saturdays only with the introduction of Service 181#.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=5|Woodlands ↔ Crawford St
|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|rowspan=3|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0530 hrs.
|-
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown MRT station on the North East MRT Line.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered Service 961.
|}

===2nd Generation (since 2005)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=7|{{SBST}}
|rowspan=9|Boon Lay ↺ Jurong West Ave 3
|'''2005'''
|'''9 January'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West Ave 3 (Loop), operating between 0600 hrs and 2400 hrs daily.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0030 hrs daily.
|-
|'''15 June'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 670A and outside Blk 678D along Jurong West St 64.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2010'''
|'''18 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0040 hrs daily.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''2025'''
|'''7 December'''
|style='text-align:left'|Amended to ply Jurong West St 72 and Jurong West St 73 with the partial closure of Jurong West St 75 to facilitate the construction of Gek Poh station on the Jurong Region Line.
|}

==Service 181#==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{TIBS}}
|rowspan=3|Woodlands Ctr ↔ Crawford St
|rowspan=2|'''1988'''
|'''28 February'''
|style='text-align:left'|Introduced between Woodlands Int and Crawford St Ter as an alternate route of Service 181 via Marina Centre, operating on Sundays and Public Holidays.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=4|Woodlands ↔ Crawford St
|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered Service 961#.
|}

==Service 181M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|{{SBST}}
|rowspan=3|Boon Lay ↺ Jurong West St 23
|'''2016'''
|'''21 March'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West St 23 (Loop) as a morning peak hour service on weekdays (except school holidays). {{LWAB}}.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''2025'''
|'''7 December'''
|style='text-align:left'|Amended to ply Jurong West St 72, Jurong West St 73 with the partial closure of Jurong West St 75 to facilitate the construction of Gek Poh station on the Jurong Region Line.
|}

==Service 182==
===1st Generation (1971 - 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|Bukit Timah ↔ Jln Besi
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Jln Besi Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|Bukit Timah ↔ Benoi Rd
|{{TBC}}
|style='text-align:left'|Extended to Benoi Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=5|{{SBS}}
|rowspan=3|Bukit Timah ↺ Shenton Way
|rowspan=3|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to loop at Shenton Way from Bt Timah Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Bt Timah Ter with the conversion of Orchard Rd to one-way traffic.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|rowspan=10|Marsiling ↔ New Bridge Rd
|'''1976'''
|'''6 June'''
|style='text-align:left'|Extended to Admiralty Rd Ter and amended to New Bridge Rd Ter.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards New Bridge Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=12|{{TIBS}}
|'''1983'''
|'''7 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=5|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Marsiling Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Marsiling Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|rowspan=2|Marsiling ↔ Shenton Way
|'''1993'''
|'''3 January'''
|style='text-align:left'|Amended to Shenton Way Ter under TransitLink Network Integration Exercise Phase 7.
|-
|'''1995'''
|'''7 May'''
|style='text-align:left'|Amended to ply Orchard Turn.
|-
|rowspan=2|Woodlands ↔ Shenton Way
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|'''10 March'''
|style='text-align:left'|Discontinued under Woodlands MRT Rationalisation.
|}

===2nd Generation (since 1998)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=14|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Jurong East ↔ Tuas
|'''1998'''
|'''19 July'''
|style='text-align:left'|Introduced between Jurong East Int and Tuas Ter, calling at Tuas Checkpoint towards Jurong East Int only.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus from Jurong East Int revised to 2300 hrs on Saturdays, Sundays and Public Holidays.
|-
|Boon Lay ↔ Tuas
|'''2001'''
|'''25 February'''
|style='text-align:left'|Shortened to Boon Lay Int.
|-
|rowspan=5|Boon Lay ↺ Tuas South Ave 9
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 183, extended to loop at Tuas Sth Ave 9 and amended to ply Jurong West St 64, Boon Lay Way, Upp Jurong Rd and PIE, skipping Jln Boon Lay.
|-
|'''2004'''
|'''19 January'''
|style='text-align:left'|Serves all bus stops along Upp Jurong Rd.
|-
|'''2005'''
|'''7 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Sin Lian Heng Construction along Tuas South Ave 3.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2007'''
|'''25 November'''
|style='text-align:left'|Serves 2 new pairs of bus stops before Tuas Sth Ave 2, outside LTH Distripark, before and after Tuas Sth Ave 2 along Tuas Sth Ave 3.
|-
|rowspan=2|Boon Lay ↺ Tuas South Ave 9
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2013'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|Joo Koon ↺ Tuas South Ave 9
|'''2015'''
|'''28 November'''
|style='text-align:left'|Shortened to Joo Koon Integrated Transport Hub and serves all bus stops along Tuas West Dr.
|-
|'''2016'''
|'''4 January'''
|style='text-align:left'|First bus brought forward to 0545 hrs daily.
|-
|'''2022'''
|'''13 February'''
|style='text-align:left'|Amended to ply new road towards Tuas Sth Ave 9, skipping the Tuas roundabout.
|-
|rowspan=4|'''2024'''
|'''24 March'''
|style='text-align:left'|Serves new bus stop outside Singapore Rail Test Centre along Jln Ahmad Ibrahim.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|{{Bus/D|182|BUS|note=Joo Koon ↺ Tuas South Ave 9}}{{Bus/D|182A|note=Tuas West Dr → Tuas Sth Ave 3}}
|'''29 December'''
|style='text-align:left'|{{Bus/D|182A|note=Introduced from Tuas West Drive (Opp Tuas Link Stn) to Tuas South Ave 3 (Bef Tuas Sth Ave 4), operating only on Sunday and Public Holiday nights. {{LWAB}}}}
|}

==Service 182X/182M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=16|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|{{Bus/D|182X|PAST|note=Jurong East → Tuas}}
|'''1998'''
|'''19 July'''
|style='text-align:left'|{{Bus/D|182X|PAST|note=Introduced from Jurong East Int to Tuas Ter as an alternate route of Service 182, calling at Tuas Checkpoint towards Tuas Ter from 0700 to 0900 hrs, 1330 hrs to 1530 hrs, and 2100 hrs to 2200 hrs only.}}
|-
|rowspan=2|{{Bus/D|182X|PAST|note=Boon Lay → Tuas}}
|rowspan=2|'''2001'''
|rowspan=2|'''25 February'''
|style='text-align:left'|Shortened to start from Boon Lay Int.
|-
|style='text-align:left'|Last bus from Tuas Ter brought forward to 2300 hrs daily.
|-
|rowspan=5|{{Bus/D|182X|PAST|note=Boon Lay ↺ Tuas South Ave 9}}
|rowspan=2|'''2002'''
|rowspan=2|'''26 May'''
|style='text-align:left'|Integrated with Service 183, extended to loop at Tuas Sth Ave 9 and amended to ply Jurong West St 64, Boon Lay Way, Upp Jurong Rd and PIE, skipping Jln Boon Lay.
|-
|style='text-align:left'|Re-designated as an alternate route of Service 182 which skips Tuas Checkpoint in both directions during off peak periods daily.
|-
|'''2004'''
|'''19 January'''
|style='text-align:left'|Serves all bus stops along Upp Jurong Rd.
|-
|'''2005'''
|'''7 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Sin Lian Heng Construction along Tuas South Ave 3.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=5|{{Bus/D|182M|BUS|note=Boon Lay ↺ Tuas South Ave 9}}
|rowspan=2|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|182X|PAST|note={{Bus/D|182M|note=Re-numbered as Service 182M.}}}}
|-
|'''11 February'''
|style='text-align:left'|Serves 2 new pairs of bus stops before Tuas Sth Ave 2, outside LTH Distripark, before and after Tuas Sth Ave 2 along Tuas Sth Ave 3.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=2|'''2013'''
|'''26 August'''
|style='text-align:left'|Amended to call at Tuas Checkpoint towards Boon Lay Int only.
|-
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|{{Bus/D|182M|BUS|note=Joo Koon ↺ Tuas South Ave 9}}
|'''2015'''
|'''28 November'''
|style='text-align:left'|Shortened to Joo Koon Integrated Transport Hub and serves all bus stops along Tuas West Dr.
|-
|'''2022'''
|'''13 February'''
|style='text-align:left'|Amended to ply new road towards Tuas Sth Ave 9, skipping the Tuas roundabout.
|-
|rowspan=3|'''2024'''
|'''24 March'''
|style='text-align:left'|Serves new bus stop outside Singapore Rail Test Centre along Jln Ahmad Ibrahim.
|-
|{{SMB}} '''(Current)'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 183==
===1st Generation (1974 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=2|Benoi Rd ↔ South Canal
|'''1974'''
|'''3 February'''
|style='text-align:left'|Introduced between Benoi Rd Ter and Sth Canal Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=6|Jurong ↔ New Bridge Rd
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int and amended to New Bridge Rd Ter.
|-
|rowspan=3|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Jurong Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''1988'''
|'''11 January'''
|style='text-align:left'|Serves merged bus stop along Ayer Rajah Rd.
|-
|'''18 December'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1998 - 2002)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Tuas ↺ Tuas South Ave 6
|'''1998'''
|'''19 July'''
|style='text-align:left'|Introduced between Tuas Ter and Tuas Sth Ave 6 (Loop).
|-
|rowspan=2|Tuas ↺ Tuas South Ave 9
|'''2001'''
|'''11 February'''
|style='text-align:left'|Extended to loop at Tuas Sth Ave 9, skipping Tuas Sth Ave 6.
|-
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 182/182X and discontinued.
|}

===3rd Generation (since 2004)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}}
|rowspan=2|Jurong East ↺ Clementi Rd
|'''2004'''
|'''22 August'''
|style='text-align:left'|Introduced between Jurong East Int and Clementi Rd (Loop), operating between 0600 hrs and 2330 hrs daily.
|-
|rowspan=2|'''2005'''
|'''3 October'''
|style='text-align:left'|Extended to loop at Science Pk Rd.
|-
|rowspan=2|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183A|PAST|note=Commonwealth Ave West → Science Pk Rd}}
|'''12 December'''
|style='text-align:left'|{{Bus/D|183A|PAST|note=Introduced between Commonwealth Ave West (Clementi Stn) and Science Pk Rd (Loop) during morning peak hours on weekdays.}}
|-
|'''2008'''
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183A|PAST|note=Jurong East → Science Pk Rd}}
|'''2009'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|183A|PAST|note=Extended to start from Jurong East Int.}}
|-
|rowspan=2|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}} {{Bus/D|183A|PAST|note=Jurong East → Science Pk Rd}} {{Bus/D|183B|note=Jurong East → Toh Tuck Ave}}
|'''2010'''
|'''16 August'''
|style='text-align:left'|{{Bus/D|183B|note=Introduced from Jurong East Int to Toh Tuck Ave (Ulu Pandan R.I. Plant) during morning peak hours on weekdays. {{LWAB}} }}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=3|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183B|note=Jurong East → Toh Tuck Ave}}
|'''2012'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|183A|PAST|note=Discontinued.}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 184==
===1st Generation (1977 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|Telok Blangah Way ↔ Boon Lay Gardens
|'''1977'''
|'''25 November'''
|style='text-align:left'|Introduced between Telok Blangah Way Ter and Boon Lay Gdns Ter.
|-
|Telok Blangah Way ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int.
|-
|rowspan=4|Bukit Merah ↔ Jurong
|'''1980'''
|'''28 September'''
|style='text-align:left'|Amended to Bt Merah Int.
|-
|'''1981'''
|'''15 February'''
|style='text-align:left'|Amended to skip Telok Blangah Way and Telok Blangah Cres in both directions.
|-
|'''1987'''
|'''2 August'''
|style='text-align:left'|Amended to ply West Coast Highway, skipping Upp Ayer Rajah Rd and Clementi Rd.
|-
|'''1990'''
|'''1 July'''
|style='text-align:left'|Integrated with Service 176 and discontinued with the opening of Boon Lay Int.
|}

===2nd Generation (since 1994)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=4|Bukit Panjang ↺ Commonwealth Ave West
|'''1994'''
|'''3 July'''
|style='text-align:left'|Introduced between Bt Panjang Ter and Commonwealth Ave West (Loop).
|-
|rowspan=15|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''1995'''
|'''2 July'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0545 hrs on weekdays.
|-
|'''1999'''
|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|{{Bus/D|184|note=Bukit Panjang ↺ Commonwealth Ave West}}{{Bus/D|184A|PAST|note=Bukit Panjang → Clementi Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|184A|PAST|note=Introduced from Bt Panjang Int to Clementi Rd (Opp Ngee Ann Poly) during morning peak hours on weekdays.}}
|-
|rowspan=8|Bukit Panjang ↺ Commonwealth Ave West
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|184A|PAST|note=Discontinued.}}
|-
|'''12 October'''
|style='text-align:left'|Serves bus stop opposite Bt Timah Plaza along Jln Anak Bt with the removal of the bus stop under the PIE Flyover.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Skips temporarily closed bus stop outside Assumption Voc Inst along Upp Bt Timah Rd to facilitate the construction of Cashew station along the Downtown Line.
|-
|'''2011'''
|'''3 July'''
|style='text-align:left'|Serves additional pair of bus stops opposite Min of Defence and before Cashew Rd along Upp Bt Timah Rd.
|-
|'''2012'''
|'''16 December'''
|style='text-align:left'|Amended to start from and terminate at Bt Panjang Rd with the opening of Bt Panjang Temp Bus Pk and the closure of Bt Panjang Int.
|-
|'''2015'''
|'''1 March'''
|style='text-align:left'|Serves reinstated bus stop outside Assumption Pathway Sch along Upp Bt Timah Rd, skipping a pair of bus stops opposite Min of Defence and before Cashew Rd.
|-
|rowspan=2|'''2017'''
|'''4 September'''
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Ten Mile Junction Stn along Woodlands Rd.
|-
|'''17 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|Gali Batu ↺ Commonwealth Ave West
|rowspan=3|'''2021'''
|rowspan=3|'''23 January'''
|style='text-align:left'|Extended to Gali Batu Ter, serving 2 additional pairs of bus stops after KJE Slip Rd, Blk 632 CP, opposite Blk 632 CP and opposite Blk 635A along Woodlands Rd.
|-
|style='text-align:left'|First bus from Woodlands Rd (Aft KJE Slip Rd) brought forward to 0540 hrs on Weekdays and Saturdays, and 0555 hrs on Sundays and Public Holidays.
|-
|style='text-align:left'|Last bus from Woodlands Rd (Aft KJE Slip Rd) extended to 2305 hrs daily.
|}

==Service 185==
===1st Generation (1979 - 1985)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|Clementi ↺ North Buona Vista Rd
|rowspan=2|'''1979'''
|'''16 July'''
|style='text-align:left'|Introduced between Clementi Ter and Nth Buona Vista Rd (Loop).
|-
|Clementi ↺ Bt Merah Ctrl
|'''25 November'''
|style='text-align:left'|Extended to loop at Bt Merah Ctrl.
|-
|rowspan=4|Clementi ↺ Bukit Merah
|rowspan=2|'''1980'''
|'''28 September'''
|style='text-align:left'|Extended to loop at Bt Merah Int.
|-
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|'''1981'''
|'''21 June'''
|style='text-align:left'|Amended to skip Nepal Circus towards Bt Merah Int.
|-
|'''1985'''
|'''28 April'''
|style='text-align:left'|Integrated with Service 92 and discontinued.
|}

===2nd Generation (1988 - 2003)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=6|Choa Chu Kang ↔ Shenton Way
|rowspan=2|'''1988'''
|'''31 July'''
|style='text-align:left'|Introduced between Choa Chu Kang Ter and Shenton Way Ter.
|-
|'''25 August'''
|style='text-align:left'|Amended to ply Choa Chu Kang Ave 1 with the completion of the road junction between Teck Whye Ave and Choa Chu Kang Ave 1.
|-
|'''1989'''
|'''28 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave.
|-
|rowspan=2|'''1990'''
|'''10 March'''
|style='text-align:left'|Extended to interim terminal along Choa Chu Kang Ave 4.
|-
|'''8 April'''
|style='text-align:left'|Amended to Choa Chu Kang Int.
|-
|'''1991'''
|'''28 April'''
|style='text-align:left'|Amended to ply Bt Batok East Ave 2 under TransitLink Network Integration Exercise Phase 4, skipping Bt Batok East Ave 3.
|-
|rowspan=6|Choa Chu Kang ↺ Jln Anak Bt
|'''1993'''
|'''3 January'''
|style='text-align:left'|Shortened to loop at Jln Anak Bt from Choa Chu Kang Int with the introduction of Service 186 under TransitLink Network Integration Exercise Phase 11.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Lot 1 Shoppers' Mall along Choa Chu Kang Ave 4.
|-
|rowspan=4|{{TIBS}}
|rowspan=2|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|style='text-align:left'|First bus brought forward to 0530 hrs on Sundays & Public Holidays.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Goh & Goh Bldg along Jln Jurong Kechil.
|-
|'''27 July'''
|style='text-align:left'|Integrated with Service 989 to form Service 985 and discontinued.
|}

===3rd Generation (since 2006)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBST}}
|rowspan=6|Soon Lee Bus Pk ↔ Buona Vista
|'''2006'''
|'''26 December'''
|style='text-align:left'|Introduced between Soon Lee Bus Pk and Buona Vista Ter, operating between 0600 hrs and 2300 hrs from Soon Lee Bus Pk and Buona Vista Ter daily.
|-
|'''2007'''
|'''5 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Soon Lee Depot along Soon Lee Rd.
|-
|rowspan=2|'''2008'''
|'''14 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''29 December'''
|style='text-align:left'|Last bus from Soon Lee Bus Pk extended to 2315 hrs daily.
|-
|'''2009'''
|'''18 May'''
|style='text-align:left'|First bus from Soon Lee Bus Pk brought forward to 0545 hrs daily.
|-
|{{SMB}} '''(Current)'''
|'''2024'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 186==
===1st Generation (1977 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=2|Clementi ↔ Tg Pagar Rd
|'''1977'''
|'''7 November'''
|style='text-align:left'|Introduced between Clementi Ter and Tg Pagar Rd Ter.
|-
|'''1978'''
|'''5 June'''
|style='text-align:left'|Amended to relocated roadside terminus along Clementi Ave 3 via Commonwealth Ave West, skipping Clementi Ave 2.
|-
|rowspan=2|Clementi ↔ Anson Rd
|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|Clementi ↔ Prince Edward
|'''1985'''
|'''27 January'''
|style='text-align:left'|Amended to Prince Edward Ter with the closure of Anson Rd Ter.
|-
|rowspan=3|Clementi ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''1989'''
|'''27 August'''
|style='text-align:left'|Integrated with Service 145 and discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Shenton Way ↺ Farrer Rd
|rowspan=2|'''1993'''
|'''3 January'''
|style='text-align:left'|Introduced between Shenton Way Ter and Farrer Rd (Loop) under TransitLink Network Integration Exercise Phase 11.
|-
|rowspan=9|Shenton Way ↔ St. Michael's
|'''4 April'''
|style='text-align:left'|Extended to St. Michael's Ter under TransitLink Network Integration Exercise Phase 12.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''27 April'''
|style='text-align:left'|Serves new bus stop outside Queens Condo along Commonwealth Ave.
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|-
|'''2023'''
|'''23 July'''
|style='text-align:left'|Amended to ply temporary slip road and Mt Pleasant Rd towards St Michael's Ter with the temporary closure of slip road to PIE Exit 17D.
|-
|'''2026'''
|'''12 April'''
|style='text-align:left'|Amended to ply reinstated PIE Exit 17D slip road towards St. Michael's Ter.
|}

==Service 187==
===1st Generation (1981 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Bt Merah ↺ Empress Pl
|rowspan=2|'''1981'''
|'''15 February'''
|style='text-align:left'|Introduced as a day service between Bt Merah Int and Empress Pl (Loop).
|-
|'''19 May'''
|style='text-align:left'|Converted to peak hour service on weekdays and Saturdays.
|-
|'''1983'''
|'''14 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=3|Bt Panjang ↔ Jurong
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Bt Panjang Ter and Jurong Int.
|-
|'''1989'''
|'''10 April'''
|style='text-align:left'|First bus from Bt Panjang Ter brought forward to 0530 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''1990'''
|'''7 January'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Bt Batok Driving Ctr along Bt Batok West Ave 5.
|-
|rowspan=2|Bt Panjang ↔ Boon Lay
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int.
|-
|rowspan=12|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''1995'''
|'''17 September'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|Woodlands ↔ Boon Lay
|'''1996'''
|'''10 March'''
|style='text-align:left'|Extended to Woodlands Reg Int under Woodlands MRT Rationalisation.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0550 hrs on weekdays and Saturdays.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0540 hrs on weekdays and Saturdays.
|-
|{{Bus/D|187|note=Woodlands ↔ Boon Lay}}{{Bus/D|187A|PAST|note=Boon Lay → Bt Batok Central}}
|'''2003'''
|'''25 August'''
|{{Bus/D|187A|PAST|note=Introduced from Boon Lay Int to Bt Batok Ctrl (Blk 628) during morning peak hours on weekdays.}}
|-
|rowspan=7|Woodlands ↔ Boon Lay
|'''2004'''
|{{TBC}}
|{{Bus/D|187A|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2006'''
|'''30 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 336 and opposite Blk 334 along Bt Batok West Ave 7.
|-
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 188==
===1st Generation (1977 - 1987)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|rowspan=6|Ulu Pandan ↺ Shenton Way
|'''1977'''
|'''17 October'''
|style='text-align:left'|Introduced between Ulu Pandan Ter and Shenton Way (Loop), replacing the deleted sectors of Service 94.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Ulu Pandan Ter, skipping Parsi Rd and Anson Rd.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''5 July'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1988 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=2|Jurong ↺ Jurong West St 91
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Jurong Int and Jurong West St 91 (Loop).
|-
|'''1989'''
|'''17 December'''
|style='text-align:left'|Amended to ply Jurong West St 72 and Jurong West Ave 5, skipping Pioneer Rd Nth.
|-
|rowspan=2|Corporation Dr ↺ Jurong West St 91
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to start/terminate at Corporation Dr with the opening of Boon Lay Int.
|-
|'''1991'''
|'''20 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 2.
|}

===3rd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=5|Choa Chu Kang ↔ HarbourFront
|rowspan=3|'''1999'''
|'''7 March'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and World Trade Ctr Ter.
|-
|rowspan=10|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=2|'''26 December'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|style='text-align:left'|First bus from HarbourFront Int brought forward to 0600 hrs on weekdays and Saturdays.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite ITE Pasir Panjang along Telok Blangah Rd.
|-
|'''2006'''
|'''30 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 336 and opposite Blk 334 along Bt Batok West Ave 7.
|-
|{{Bus/D|188|note=Choa Chu Kang ↔ HarbourFront}} {{Bus/D|188A|PAST|note=Choa Chu Kang → Choa Chu Kang Gr}}
|rowspan=2|'''2010'''
|'''5 July'''
|style='text-align:left'|{{Bus/D|188A|PAST|note=Introduced from Choa Chu Kang Int to Choa Chu Kang Gr (ITE College West) during morning peak hours on weekdays.}}
|-
|rowspan=4|Choa Chu Kang ↔ HarbourFront
|'''13 September'''
|style='text-align:left'|{{Bus/D|188A|PAST|note=Discontinued.}}
|-
|'''2015'''
|'''22 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''16 December'''
|style='text-align:left'|Amended to new Choa Chu Kang Int.
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves relocated bus stop after Clementi Swim Cplx along AYE.
|}

==Service 189==
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=19|{{SBS}}
|rowspan=6|Commonwealth Ave ↔ South Canal
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 193A as a service between Commonwealth Ave Ter and Sth Canal Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=2|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''1978'''
|'''22 January'''
|style='text-align:left'|Amended to ply Commonwealth Ave, Queensway, Commonwealth Dr, Commonwealth Ave and Queen's Circus with the conversion of Farrer Circus into a traffic-signal controlled junction.
|-
|rowspan=4|Commonwealth Ave ↺ Empress Pl
|rowspan=3|'''1979'''
|rowspan=2|'''15 January'''
|style='text-align:left'|Amended to loop at Empress Pl from Commonwealth Ave Ter.
|-
|style='text-align:left'|Amended to ply Jln Bt Merah, Kg Bahru Rd and New Bridge Rd/Neil Rd, skipping Commonwealth Dr, Tiong Bahru Rd and Outram Rd.
|-
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Commonwealth Ave Ter, skipping Parsi Rd and Anson Rd.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|Buona Vista ↺ Empress Pl
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|rowspan=4|Bukit Batok ↔ Marina Ctr
|'''1985'''
|'''24 November'''
|style='text-align:left'|Extended to Bt Batok Ter and Marina Ctr Ter.
|-
|'''1986'''
|'''30 November'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter along Raffles Blvd.
|-
|rowspan=2|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to Bt Batok Int.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Marina Ctr Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|Bukit Batok ↺ Clementi West St 2
|'''1991'''
|'''28 April'''
|style='text-align:left'|Shortened to loop at Clementi West St 2 from Bt Batok Int, integrated with Service 366 and amended to ply Bt Batok Ctrl, Bt Batok Ave 1, Bt Batok East Ave 6 and Bt Batok St 23 under TransitLink Network Integration Exercise Phase 4.
|-
|rowspan=4|Bukit Batok ↺ West Coast Ferry Ter
|'''1995'''
|'''6 May'''
|style='text-align:left'|Extended to loop at West Coast Ferry Ter, skipping Clementi West St 2.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Amended to ply PIE and Clementi Ave 6, skipping Toh Tuck Ave.
|-
|'''1999'''
|'''20 September'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite West Bay Resort Condo along West Coast Rd.
|-
|rowspan=8|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''2000'''
|'''18 June'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|Bukit Batok ↺ Kent Ridge
|'''2001'''
|'''15 April'''
|style='text-align:left'|Shortened to loop at Kent Ridge Ter.
|-
|rowspan=4|{{Bus/D|189|note=Bukit Batok ↺ Kent Ridge}}{{Bus/D|189A|note=Bukit Batok → Bt Batok St 23}}
|rowspan=2|'''2009'''
|'''5 January'''
|style='text-align:left'|{{Bus/D|189A|note=Introduced from Bt Batok Int to Bt Batok St 23 (Opp Midview Bldg) during morning peak hours on weekdays.}}
|-
|'''1 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''12 June'''
|style='text-align:left'|{{Bus/D|189A|note=Extended to operate after the last bus of Service 189 daily.}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|189A|note=Last bus extended to 0100 hrs daily.}}
|-
|rowspan=5|{{Bus/D|189|note=Bukit Batok ↺ Clementi Ave 1}}{{Bus/D|189A|note=Bukit Batok → Bt Batok St 23}}
|rowspan=2|'''2014'''
|rowspan=2|'''23 November'''
|style='text-align:left'|Amended to loop at Clementi Ave 1 with the introduction of Service 201, skipping West Coast Rd and Kent Ridge Ter.
|-
|style='text-align:left'|{{Bus/D|189|note=Last bus extended to 2315 hrs daily.}}
|-
|rowspan=3|{{TTS}} '''(Current)'''
|'''2016'''
|'''29 May'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2019'''
|'''5 October'''
|{{Bus/D|189A|note=Last bus extended to 0110 hrs daily.}}
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves additional bus stop after Clementi Swim Cplx along AYE.
|}

==Service 189A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{TIBS}}
|rowspan=2|Bt Batok ↺ Harbour Dr
|'''2001'''
|'''15 April'''
|style='text-align:left'|Introduced between Bt Batok Int and Harbour Dr (Loop), operating at selected timings only.
|-
|'''2003'''
|'''4 May'''
|style='text-align:left'|Discontinued.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 180 - 189

2026-04-25T18:17:41Z

Singapore Buses: /* 2nd Generation (since 1998) */

==Service 180==
===1st Generation (1971)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=2|Bt Timah ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 180A, amended to ply Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 180/180A.
|}

===2nd Generation (1974 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=3|Upp Bt Timah Rd ↔ Tg Pagar Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 180/180A as a service between Upp Bt Timah Rd Ter and Tg Pagar Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''19 July'''
|style='text-align:left'|Amended to ply Coleman St and Hill St, skipping Stamford Rd.
|-
|rowspan=2|Marsiling ↔ Tg Pagar Rd
|'''1976'''
|'''11 January'''
|style='text-align:left'|Extended to Admiralty Rd Ter.
|-
|rowspan=4|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Rambau St and Trafalgar St towards Tg Pagar Ter, skipping Parsi Rd.
|-
|rowspan=4|Marsiling ↔ Anson Rd
|'''1 August'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''25 November'''
|style='text-align:left'|Amended to ply Pickering St and Church St, skipping Nth Canal Rd and Market St.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Anson Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=4|{{TIBS}}
|'''1983'''
|'''7 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=3|Marsiling ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|'''1990'''
|'''19 August'''
|style='text-align:left'|Amended to ply Bt Timah Rd, Sungei Rd, Bencoolen St, Orchard Rd, Penang Rd and Clemenceau Ave (towards World Trade Ctr Ter) / Orchard Rd, Dhoby Ghaut, Selegie Rd and Bt Timah Rd due to the partial closure of Clemenceau Ave to facilitate Phase 2 of the construction of CTE.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===3rd Generation (since 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=7|Bukit Panjang ↔ Boon Lay
|rowspan=2|'''1996'''
|'''10 March'''
|style='text-align:left'|Re-numbered from Service 951 as a service between Bt Panjang Ter and Boon Lay Int under Woodlands MRT Rationalisation.
|-
|{{TBC}}
|style='text-align:left'|First bus from Bt Panjang Ter brought forward to 0530 hrs daily.
|-
|rowspan=3|'''1999'''
|rowspan=3|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|style='text-align:left'|First bus from Bt Panjang Int brought forward to 0520 hrs on weekdays and Saturdays.
|-
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0550 hrs on weekdays and Saturdays.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=6|{{Bus/D|180|note=Boon Lay ↺ Bukit Panjang}}{{Bus/D|180A|note=Boon Lay → Bukit Panjang Rd}}
|rowspan=2|'''2012'''
|rowspan=2|'''16 December'''
|style='text-align:left'|Amended to loop at Petir Rd from Boon Lay Int with the closure of Bt Panjang Int.
|-
|{{Bus/D|180A|note=Introduced from Boon Lay Int to Bt Panjang Rd (Blk 183) during evening peak hours on weekdays and after the last bus of Service 180 daily.}}
|-
|rowspan=3|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves relocated bus stop before PIE along Bt Batok Rd.
|-
|'''16 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''4 September'''
|style='text-align:left'|Serves the bus stop outside Bt Panjang Stn along Upp Bt Timah Rd, skipping the removed bus stop along Petir Rd.
|-
|'''2018'''
|'''25 February'''
|style='text-align:left'|Amended to loop at Bt Panjang Int.
|}</onlyinclude>

==Service 180/180A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|Bt Timah ↔ Prince Edward
|'''1971'''
|'''9 May'''
|style='text-align:left'|Re-numbered from Service 180 between Bt Timah Ter and Prince Edward Ter.
|-
|{{SBS}}
|Upp Bt Timah Rd ↔ Tg Pagar Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Upp Bt Timah Rd Ter, extended to Tg Pagar Ter, amended to skip Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 180 under 1974 Bus Rationalisation.
|}

==Service 180A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=2|Bt Timah ↺ Stamford Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Stamford Rd (Loop) under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 180 and discontinued.
|}

==Service 181==
===1st Generation (1971 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{UBC}}
|rowspan=2|Bukit Timah ↔ Commonwealth Ave
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Bt Timah Ter.
|-
|rowspan=2|Upp Bt Timah Rd ↔ Commonwealth Ave
|'''8 November'''
|style='text-align:left'|Extended to Upp Bt Timah Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=4|{{SBS}}
|rowspan=2|Upp Bt Timah Rd ↔ Crawford St
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Crawford St Ter under 1974 Bus Rationalisation.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Crawford St Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=9|Woodlands Ctr ↔ Crawford St
|'''1980'''
|'''14 December'''
|style='text-align:left'|Extended to Woodlands Town Ter.
|-
|'''1981'''
|'''29 November'''
|style='text-align:left'|Amended to Woodlands Int.
|-
|rowspan=12|{{TIBS}}
|'''1983'''
|'''4 September'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Crawford St Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Crawford St Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=2|'''1988'''
|'''28 February'''
|style='text-align:left'|Revised to operate on weekdays and Saturdays only with the introduction of Service 181#.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=5|Woodlands ↔ Crawford St
|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|rowspan=3|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0530 hrs.
|-
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown MRT station on the North East MRT Line.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered Service 961.
|}

===2nd Generation (since 2005)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=7|{{SBST}}
|rowspan=9|Boon Lay ↺ Jurong West Ave 3
|'''2005'''
|'''9 January'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West Ave 3 (Loop), operating between 0600 hrs and 2400 hrs daily.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0030 hrs daily.
|-
|'''15 June'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 670A and outside Blk 678D along Jurong West St 64.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2010'''
|'''18 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0040 hrs daily.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''2025'''
|'''7 December'''
|style='text-align:left'|Amended to ply Jurong West St 72 and Jurong West St 73 with the partial closure of Jurong West St 75 to facilitate the construction of Gek Poh station on the Jurong Region Line.
|}

==Service 181#==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{TIBS}}
|rowspan=3|Woodlands Ctr ↔ Crawford St
|rowspan=2|'''1988'''
|'''28 February'''
|style='text-align:left'|Introduced between Woodlands Int and Crawford St Ter as an alternate route of Service 181 via Marina Centre, operating on Sundays and Public Holidays.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=4|Woodlands ↔ Crawford St
|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered Service 961#.
|}

==Service 181M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|{{SBST}}
|rowspan=3|Boon Lay ↺ Jurong West St 23
|'''2016'''
|'''21 March'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West St 23 (Loop) as a morning peak hour service on weekdays (except school holidays). {{LWAB}}.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''2025'''
|'''7 December'''
|style='text-align:left'|Amended to ply Jurong West St 72, Jurong West St 73 with the partial closure of Jurong West St 75 to facilitate the construction of Gek Poh station on the Jurong Region Line.
|}

==Service 182==
===1st Generation (1971 - 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|Bukit Timah ↔ Jln Besi
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Jln Besi Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|Bukit Timah ↔ Benoi Rd
|{{TBC}}
|style='text-align:left'|Extended to Benoi Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=5|{{SBS}}
|rowspan=3|Bukit Timah ↺ Shenton Way
|rowspan=3|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to loop at Shenton Way from Bt Timah Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Bt Timah Ter with the conversion of Orchard Rd to one-way traffic.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|rowspan=10|Marsiling ↔ New Bridge Rd
|'''1976'''
|'''6 June'''
|style='text-align:left'|Extended to Admiralty Rd Ter and amended to New Bridge Rd Ter.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards New Bridge Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=12|{{TIBS}}
|'''1983'''
|'''7 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=5|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Marsiling Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Marsiling Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|rowspan=2|Marsiling ↔ Shenton Way
|'''1993'''
|'''3 January'''
|style='text-align:left'|Amended to Shenton Way Ter under TransitLink Network Integration Exercise Phase 7.
|-
|'''1995'''
|'''7 May'''
|style='text-align:left'|Amended to ply Orchard Turn.
|-
|rowspan=2|Woodlands ↔ Shenton Way
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|'''10 March'''
|style='text-align:left'|Discontinued under Woodlands MRT Rationalisation.
|}

===2nd Generation (since 1998)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=14|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Jurong East ↔ Tuas
|'''1998'''
|'''19 July'''
|style='text-align:left'|Introduced between Jurong East Int and Tuas Ter, calling at Tuas Checkpoint towards Jurong East Int only.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus from Jurong East Int revised to 2300 hrs on Saturdays, Sundays and Public Holidays.
|-
|Boon Lay ↔ Tuas
|'''2001'''
|'''25 February'''
|style='text-align:left'|Shortened to Boon Lay Int.
|-
|rowspan=5|Boon Lay ↺ Tuas South Ave 9
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 183, extended to loop at Tuas Sth Ave 9 and amended to ply Jurong West St 64, Boon Lay Way, Upp Jurong Rd and PIE, skipping Jln Boon Lay.
|-
|'''2004'''
|'''19 January'''
|style='text-align:left'|Serves all bus stops along Upp Jurong Rd.
|-
|'''2005'''
|'''7 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Sin Lian Heng Construction along Tuas South Ave 3.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2007'''
|'''25 November'''
|style='text-align:left'|Serves 2 new pairs of bus stops before Tuas Sth Ave 2, outside LTH Distripark, before and after Tuas Sth Ave 2 along Tuas Sth Ave 3.
|-
|rowspan=2|Boon Lay ↺ Tuas South Ave 9
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2013'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|Joo Koon ↺ Tuas South Ave 9
|'''2015'''
|'''28 November'''
|style='text-align:left'|Shortened to Joo Koon Integrated Transport Hub and serves all bus stops along Tuas West Dr.
|-
|'''2016'''
|'''4 January'''
|style='text-align:left'|First bus brought forward to 0545 hrs daily.
|-
|'''2022'''
|'''13 February'''
|style='text-align:left'|Amended to ply new road towards Tuas Sth Ave 9, skipping the Tuas roundabout.
|-
|rowspan=4|'''2024'''
|'''24 March'''
|style='text-align:left'|Serves new bus stop outside Singapore Rail Test Centre along Jln Ahmad Ibrahim.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|{{Bus/D|182|BUS|note=Joo Koon ↺ Tuas South Ave 9}}{{Bus/D|182A|note=Tuas West Dr → Tuas Sth Ave 3}}
|'''29 December'''
|style='text-align:left'|{{Bus/D|182A|note=Introduced from Tuas West Drive (Opp Tuas Link Stn) to Tuas South Ave 3 (Bef Tuas Sth Ave 4), operating only on Sunday and Public Holiday nights. {{LWAB}}}}
|}

==Service 182X/182M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|{{Bus/D|182X|PAST|note=Jurong East ↔ Tuas}}
|'''1998'''
|'''19 July'''
|style='text-align:left'|{{Bus/D|182X|PAST|note=Introduced between Jurong East Int and Tuas Ter as an alternate route of Service 182 during off peak periods, skipping Tuas Checkpoint in both directions.}}
|-
|rowspan=2|{{Bus/D|182X|PAST|note=Boon Lay ↔ Tuas}}
|rowspan=2|'''2001'''
|rowspan=2|'''25 February'''
|style='text-align:left'|Shortened to Boon Lay Int.
|-
|style='text-align:left'|Last bus from Tuas Ter brought forward to 2300 hrs daily.
|-
|rowspan=4|{{Bus/D|182X|PAST|note=Boon Lay ↺ Tuas South Ave 9}}
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 183, extended to loop at Tuas Sth Ave 9 and amended to ply Jurong West St 64, Boon Lay Way, Upp Jurong Rd and PIE, skipping Jln Boon Lay.
|-
|'''2004'''
|'''19 January'''
|style='text-align:left'|Serves all bus stops along Upp Jurong Rd.
|-
|'''2005'''
|'''7 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Sin Lian Heng Construction along Tuas South Ave 3.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=5|{{Bus/D|182M|BUS|note=Boon Lay ↺ Tuas South Ave 9}}
|rowspan=2|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|182X|PAST|note={{Bus/D|182M|note=Re-numbered as Service 182M.}}}}
|-
|'''11 February'''
|style='text-align:left'|Serves 2 new pairs of bus stops before Tuas Sth Ave 2, outside LTH Distripark, before and after Tuas Sth Ave 2 along Tuas Sth Ave 3.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=2|'''2013'''
|'''26 August'''
|style='text-align:left'|Amended to call at Tuas Checkpoint towards Boon Lay Int only.
|-
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|{{Bus/D|182M|BUS|note=Joo Koon ↺ Tuas South Ave 9}}
|'''2015'''
|'''28 November'''
|style='text-align:left'|Shortened to Joo Koon Integrated Transport Hub and serves all bus stops along Tuas West Dr.
|-
|'''2022'''
|'''13 February'''
|style='text-align:left'|Amended to ply new road towards Tuas Sth Ave 9, skipping the Tuas roundabout.
|-
|rowspan=3|'''2024'''
|'''24 March'''
|style='text-align:left'|Serves new bus stop outside Singapore Rail Test Centre along Jln Ahmad Ibrahim.
|-
|{{SMB}} '''(Current)'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 183==
===1st Generation (1974 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=2|Benoi Rd ↔ South Canal
|'''1974'''
|'''3 February'''
|style='text-align:left'|Introduced between Benoi Rd Ter and Sth Canal Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=6|Jurong ↔ New Bridge Rd
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int and amended to New Bridge Rd Ter.
|-
|rowspan=3|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Jurong Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''1988'''
|'''11 January'''
|style='text-align:left'|Serves merged bus stop along Ayer Rajah Rd.
|-
|'''18 December'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1998 - 2002)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Tuas ↺ Tuas South Ave 6
|'''1998'''
|'''19 July'''
|style='text-align:left'|Introduced between Tuas Ter and Tuas Sth Ave 6 (Loop).
|-
|rowspan=2|Tuas ↺ Tuas South Ave 9
|'''2001'''
|'''11 February'''
|style='text-align:left'|Extended to loop at Tuas Sth Ave 9, skipping Tuas Sth Ave 6.
|-
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 182/182X and discontinued.
|}

===3rd Generation (since 2004)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}}
|rowspan=2|Jurong East ↺ Clementi Rd
|'''2004'''
|'''22 August'''
|style='text-align:left'|Introduced between Jurong East Int and Clementi Rd (Loop), operating between 0600 hrs and 2330 hrs daily.
|-
|rowspan=2|'''2005'''
|'''3 October'''
|style='text-align:left'|Extended to loop at Science Pk Rd.
|-
|rowspan=2|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183A|PAST|note=Commonwealth Ave West → Science Pk Rd}}
|'''12 December'''
|style='text-align:left'|{{Bus/D|183A|PAST|note=Introduced between Commonwealth Ave West (Clementi Stn) and Science Pk Rd (Loop) during morning peak hours on weekdays.}}
|-
|'''2008'''
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183A|PAST|note=Jurong East → Science Pk Rd}}
|'''2009'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|183A|PAST|note=Extended to start from Jurong East Int.}}
|-
|rowspan=2|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}} {{Bus/D|183A|PAST|note=Jurong East → Science Pk Rd}} {{Bus/D|183B|note=Jurong East → Toh Tuck Ave}}
|'''2010'''
|'''16 August'''
|style='text-align:left'|{{Bus/D|183B|note=Introduced from Jurong East Int to Toh Tuck Ave (Ulu Pandan R.I. Plant) during morning peak hours on weekdays. {{LWAB}} }}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=3|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183B|note=Jurong East → Toh Tuck Ave}}
|'''2012'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|183A|PAST|note=Discontinued.}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 184==
===1st Generation (1977 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|Telok Blangah Way ↔ Boon Lay Gardens
|'''1977'''
|'''25 November'''
|style='text-align:left'|Introduced between Telok Blangah Way Ter and Boon Lay Gdns Ter.
|-
|Telok Blangah Way ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int.
|-
|rowspan=4|Bukit Merah ↔ Jurong
|'''1980'''
|'''28 September'''
|style='text-align:left'|Amended to Bt Merah Int.
|-
|'''1981'''
|'''15 February'''
|style='text-align:left'|Amended to skip Telok Blangah Way and Telok Blangah Cres in both directions.
|-
|'''1987'''
|'''2 August'''
|style='text-align:left'|Amended to ply West Coast Highway, skipping Upp Ayer Rajah Rd and Clementi Rd.
|-
|'''1990'''
|'''1 July'''
|style='text-align:left'|Integrated with Service 176 and discontinued with the opening of Boon Lay Int.
|}

===2nd Generation (since 1994)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=4|Bukit Panjang ↺ Commonwealth Ave West
|'''1994'''
|'''3 July'''
|style='text-align:left'|Introduced between Bt Panjang Ter and Commonwealth Ave West (Loop).
|-
|rowspan=15|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''1995'''
|'''2 July'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0545 hrs on weekdays.
|-
|'''1999'''
|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|{{Bus/D|184|note=Bukit Panjang ↺ Commonwealth Ave West}}{{Bus/D|184A|PAST|note=Bukit Panjang → Clementi Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|184A|PAST|note=Introduced from Bt Panjang Int to Clementi Rd (Opp Ngee Ann Poly) during morning peak hours on weekdays.}}
|-
|rowspan=8|Bukit Panjang ↺ Commonwealth Ave West
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|184A|PAST|note=Discontinued.}}
|-
|'''12 October'''
|style='text-align:left'|Serves bus stop opposite Bt Timah Plaza along Jln Anak Bt with the removal of the bus stop under the PIE Flyover.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Skips temporarily closed bus stop outside Assumption Voc Inst along Upp Bt Timah Rd to facilitate the construction of Cashew station along the Downtown Line.
|-
|'''2011'''
|'''3 July'''
|style='text-align:left'|Serves additional pair of bus stops opposite Min of Defence and before Cashew Rd along Upp Bt Timah Rd.
|-
|'''2012'''
|'''16 December'''
|style='text-align:left'|Amended to start from and terminate at Bt Panjang Rd with the opening of Bt Panjang Temp Bus Pk and the closure of Bt Panjang Int.
|-
|'''2015'''
|'''1 March'''
|style='text-align:left'|Serves reinstated bus stop outside Assumption Pathway Sch along Upp Bt Timah Rd, skipping a pair of bus stops opposite Min of Defence and before Cashew Rd.
|-
|rowspan=2|'''2017'''
|'''4 September'''
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Ten Mile Junction Stn along Woodlands Rd.
|-
|'''17 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|Gali Batu ↺ Commonwealth Ave West
|rowspan=3|'''2021'''
|rowspan=3|'''23 January'''
|style='text-align:left'|Extended to Gali Batu Ter, serving 2 additional pairs of bus stops after KJE Slip Rd, Blk 632 CP, opposite Blk 632 CP and opposite Blk 635A along Woodlands Rd.
|-
|style='text-align:left'|First bus from Woodlands Rd (Aft KJE Slip Rd) brought forward to 0540 hrs on Weekdays and Saturdays, and 0555 hrs on Sundays and Public Holidays.
|-
|style='text-align:left'|Last bus from Woodlands Rd (Aft KJE Slip Rd) extended to 2305 hrs daily.
|}

==Service 185==
===1st Generation (1979 - 1985)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|Clementi ↺ North Buona Vista Rd
|rowspan=2|'''1979'''
|'''16 July'''
|style='text-align:left'|Introduced between Clementi Ter and Nth Buona Vista Rd (Loop).
|-
|Clementi ↺ Bt Merah Ctrl
|'''25 November'''
|style='text-align:left'|Extended to loop at Bt Merah Ctrl.
|-
|rowspan=4|Clementi ↺ Bukit Merah
|rowspan=2|'''1980'''
|'''28 September'''
|style='text-align:left'|Extended to loop at Bt Merah Int.
|-
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|'''1981'''
|'''21 June'''
|style='text-align:left'|Amended to skip Nepal Circus towards Bt Merah Int.
|-
|'''1985'''
|'''28 April'''
|style='text-align:left'|Integrated with Service 92 and discontinued.
|}

===2nd Generation (1988 - 2003)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=6|Choa Chu Kang ↔ Shenton Way
|rowspan=2|'''1988'''
|'''31 July'''
|style='text-align:left'|Introduced between Choa Chu Kang Ter and Shenton Way Ter.
|-
|'''25 August'''
|style='text-align:left'|Amended to ply Choa Chu Kang Ave 1 with the completion of the road junction between Teck Whye Ave and Choa Chu Kang Ave 1.
|-
|'''1989'''
|'''28 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave.
|-
|rowspan=2|'''1990'''
|'''10 March'''
|style='text-align:left'|Extended to interim terminal along Choa Chu Kang Ave 4.
|-
|'''8 April'''
|style='text-align:left'|Amended to Choa Chu Kang Int.
|-
|'''1991'''
|'''28 April'''
|style='text-align:left'|Amended to ply Bt Batok East Ave 2 under TransitLink Network Integration Exercise Phase 4, skipping Bt Batok East Ave 3.
|-
|rowspan=6|Choa Chu Kang ↺ Jln Anak Bt
|'''1993'''
|'''3 January'''
|style='text-align:left'|Shortened to loop at Jln Anak Bt from Choa Chu Kang Int with the introduction of Service 186 under TransitLink Network Integration Exercise Phase 11.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Lot 1 Shoppers' Mall along Choa Chu Kang Ave 4.
|-
|rowspan=4|{{TIBS}}
|rowspan=2|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|style='text-align:left'|First bus brought forward to 0530 hrs on Sundays & Public Holidays.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Goh & Goh Bldg along Jln Jurong Kechil.
|-
|'''27 July'''
|style='text-align:left'|Integrated with Service 989 to form Service 985 and discontinued.
|}

===3rd Generation (since 2006)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBST}}
|rowspan=6|Soon Lee Bus Pk ↔ Buona Vista
|'''2006'''
|'''26 December'''
|style='text-align:left'|Introduced between Soon Lee Bus Pk and Buona Vista Ter, operating between 0600 hrs and 2300 hrs from Soon Lee Bus Pk and Buona Vista Ter daily.
|-
|'''2007'''
|'''5 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Soon Lee Depot along Soon Lee Rd.
|-
|rowspan=2|'''2008'''
|'''14 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''29 December'''
|style='text-align:left'|Last bus from Soon Lee Bus Pk extended to 2315 hrs daily.
|-
|'''2009'''
|'''18 May'''
|style='text-align:left'|First bus from Soon Lee Bus Pk brought forward to 0545 hrs daily.
|-
|{{SMB}} '''(Current)'''
|'''2024'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 186==
===1st Generation (1977 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=2|Clementi ↔ Tg Pagar Rd
|'''1977'''
|'''7 November'''
|style='text-align:left'|Introduced between Clementi Ter and Tg Pagar Rd Ter.
|-
|'''1978'''
|'''5 June'''
|style='text-align:left'|Amended to relocated roadside terminus along Clementi Ave 3 via Commonwealth Ave West, skipping Clementi Ave 2.
|-
|rowspan=2|Clementi ↔ Anson Rd
|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|Clementi ↔ Prince Edward
|'''1985'''
|'''27 January'''
|style='text-align:left'|Amended to Prince Edward Ter with the closure of Anson Rd Ter.
|-
|rowspan=3|Clementi ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''1989'''
|'''27 August'''
|style='text-align:left'|Integrated with Service 145 and discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Shenton Way ↺ Farrer Rd
|rowspan=2|'''1993'''
|'''3 January'''
|style='text-align:left'|Introduced between Shenton Way Ter and Farrer Rd (Loop) under TransitLink Network Integration Exercise Phase 11.
|-
|rowspan=9|Shenton Way ↔ St. Michael's
|'''4 April'''
|style='text-align:left'|Extended to St. Michael's Ter under TransitLink Network Integration Exercise Phase 12.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''27 April'''
|style='text-align:left'|Serves new bus stop outside Queens Condo along Commonwealth Ave.
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|-
|'''2023'''
|'''23 July'''
|style='text-align:left'|Amended to ply temporary slip road and Mt Pleasant Rd towards St Michael's Ter with the temporary closure of slip road to PIE Exit 17D.
|-
|'''2026'''
|'''12 April'''
|style='text-align:left'|Amended to ply reinstated PIE Exit 17D slip road towards St. Michael's Ter.
|}

==Service 187==
===1st Generation (1981 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Bt Merah ↺ Empress Pl
|rowspan=2|'''1981'''
|'''15 February'''
|style='text-align:left'|Introduced as a day service between Bt Merah Int and Empress Pl (Loop).
|-
|'''19 May'''
|style='text-align:left'|Converted to peak hour service on weekdays and Saturdays.
|-
|'''1983'''
|'''14 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=3|Bt Panjang ↔ Jurong
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Bt Panjang Ter and Jurong Int.
|-
|'''1989'''
|'''10 April'''
|style='text-align:left'|First bus from Bt Panjang Ter brought forward to 0530 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''1990'''
|'''7 January'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Bt Batok Driving Ctr along Bt Batok West Ave 5.
|-
|rowspan=2|Bt Panjang ↔ Boon Lay
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int.
|-
|rowspan=12|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''1995'''
|'''17 September'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|Woodlands ↔ Boon Lay
|'''1996'''
|'''10 March'''
|style='text-align:left'|Extended to Woodlands Reg Int under Woodlands MRT Rationalisation.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0550 hrs on weekdays and Saturdays.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0540 hrs on weekdays and Saturdays.
|-
|{{Bus/D|187|note=Woodlands ↔ Boon Lay}}{{Bus/D|187A|PAST|note=Boon Lay → Bt Batok Central}}
|'''2003'''
|'''25 August'''
|{{Bus/D|187A|PAST|note=Introduced from Boon Lay Int to Bt Batok Ctrl (Blk 628) during morning peak hours on weekdays.}}
|-
|rowspan=7|Woodlands ↔ Boon Lay
|'''2004'''
|{{TBC}}
|{{Bus/D|187A|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2006'''
|'''30 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 336 and opposite Blk 334 along Bt Batok West Ave 7.
|-
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 188==
===1st Generation (1977 - 1987)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|rowspan=6|Ulu Pandan ↺ Shenton Way
|'''1977'''
|'''17 October'''
|style='text-align:left'|Introduced between Ulu Pandan Ter and Shenton Way (Loop), replacing the deleted sectors of Service 94.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Ulu Pandan Ter, skipping Parsi Rd and Anson Rd.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''5 July'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1988 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=2|Jurong ↺ Jurong West St 91
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Jurong Int and Jurong West St 91 (Loop).
|-
|'''1989'''
|'''17 December'''
|style='text-align:left'|Amended to ply Jurong West St 72 and Jurong West Ave 5, skipping Pioneer Rd Nth.
|-
|rowspan=2|Corporation Dr ↺ Jurong West St 91
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to start/terminate at Corporation Dr with the opening of Boon Lay Int.
|-
|'''1991'''
|'''20 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 2.
|}

===3rd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=5|Choa Chu Kang ↔ HarbourFront
|rowspan=3|'''1999'''
|'''7 March'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and World Trade Ctr Ter.
|-
|rowspan=10|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=2|'''26 December'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|style='text-align:left'|First bus from HarbourFront Int brought forward to 0600 hrs on weekdays and Saturdays.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite ITE Pasir Panjang along Telok Blangah Rd.
|-
|'''2006'''
|'''30 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 336 and opposite Blk 334 along Bt Batok West Ave 7.
|-
|{{Bus/D|188|note=Choa Chu Kang ↔ HarbourFront}} {{Bus/D|188A|PAST|note=Choa Chu Kang → Choa Chu Kang Gr}}
|rowspan=2|'''2010'''
|'''5 July'''
|style='text-align:left'|{{Bus/D|188A|PAST|note=Introduced from Choa Chu Kang Int to Choa Chu Kang Gr (ITE College West) during morning peak hours on weekdays.}}
|-
|rowspan=4|Choa Chu Kang ↔ HarbourFront
|'''13 September'''
|style='text-align:left'|{{Bus/D|188A|PAST|note=Discontinued.}}
|-
|'''2015'''
|'''22 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''16 December'''
|style='text-align:left'|Amended to new Choa Chu Kang Int.
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves relocated bus stop after Clementi Swim Cplx along AYE.
|}

==Service 189==
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=19|{{SBS}}
|rowspan=6|Commonwealth Ave ↔ South Canal
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 193A as a service between Commonwealth Ave Ter and Sth Canal Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=2|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''1978'''
|'''22 January'''
|style='text-align:left'|Amended to ply Commonwealth Ave, Queensway, Commonwealth Dr, Commonwealth Ave and Queen's Circus with the conversion of Farrer Circus into a traffic-signal controlled junction.
|-
|rowspan=4|Commonwealth Ave ↺ Empress Pl
|rowspan=3|'''1979'''
|rowspan=2|'''15 January'''
|style='text-align:left'|Amended to loop at Empress Pl from Commonwealth Ave Ter.
|-
|style='text-align:left'|Amended to ply Jln Bt Merah, Kg Bahru Rd and New Bridge Rd/Neil Rd, skipping Commonwealth Dr, Tiong Bahru Rd and Outram Rd.
|-
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Commonwealth Ave Ter, skipping Parsi Rd and Anson Rd.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|Buona Vista ↺ Empress Pl
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|rowspan=4|Bukit Batok ↔ Marina Ctr
|'''1985'''
|'''24 November'''
|style='text-align:left'|Extended to Bt Batok Ter and Marina Ctr Ter.
|-
|'''1986'''
|'''30 November'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter along Raffles Blvd.
|-
|rowspan=2|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to Bt Batok Int.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Marina Ctr Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|Bukit Batok ↺ Clementi West St 2
|'''1991'''
|'''28 April'''
|style='text-align:left'|Shortened to loop at Clementi West St 2 from Bt Batok Int, integrated with Service 366 and amended to ply Bt Batok Ctrl, Bt Batok Ave 1, Bt Batok East Ave 6 and Bt Batok St 23 under TransitLink Network Integration Exercise Phase 4.
|-
|rowspan=4|Bukit Batok ↺ West Coast Ferry Ter
|'''1995'''
|'''6 May'''
|style='text-align:left'|Extended to loop at West Coast Ferry Ter, skipping Clementi West St 2.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Amended to ply PIE and Clementi Ave 6, skipping Toh Tuck Ave.
|-
|'''1999'''
|'''20 September'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite West Bay Resort Condo along West Coast Rd.
|-
|rowspan=8|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''2000'''
|'''18 June'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|Bukit Batok ↺ Kent Ridge
|'''2001'''
|'''15 April'''
|style='text-align:left'|Shortened to loop at Kent Ridge Ter.
|-
|rowspan=4|{{Bus/D|189|note=Bukit Batok ↺ Kent Ridge}}{{Bus/D|189A|note=Bukit Batok → Bt Batok St 23}}
|rowspan=2|'''2009'''
|'''5 January'''
|style='text-align:left'|{{Bus/D|189A|note=Introduced from Bt Batok Int to Bt Batok St 23 (Opp Midview Bldg) during morning peak hours on weekdays.}}
|-
|'''1 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''12 June'''
|style='text-align:left'|{{Bus/D|189A|note=Extended to operate after the last bus of Service 189 daily.}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|189A|note=Last bus extended to 0100 hrs daily.}}
|-
|rowspan=5|{{Bus/D|189|note=Bukit Batok ↺ Clementi Ave 1}}{{Bus/D|189A|note=Bukit Batok → Bt Batok St 23}}
|rowspan=2|'''2014'''
|rowspan=2|'''23 November'''
|style='text-align:left'|Amended to loop at Clementi Ave 1 with the introduction of Service 201, skipping West Coast Rd and Kent Ridge Ter.
|-
|style='text-align:left'|{{Bus/D|189|note=Last bus extended to 2315 hrs daily.}}
|-
|rowspan=3|{{TTS}} '''(Current)'''
|'''2016'''
|'''29 May'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2019'''
|'''5 October'''
|{{Bus/D|189A|note=Last bus extended to 0110 hrs daily.}}
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves additional bus stop after Clementi Swim Cplx along AYE.
|}

==Service 189A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{TIBS}}
|rowspan=2|Bt Batok ↺ Harbour Dr
|'''2001'''
|'''15 April'''
|style='text-align:left'|Introduced between Bt Batok Int and Harbour Dr (Loop), operating at selected timings only.
|-
|'''2003'''
|'''4 May'''
|style='text-align:left'|Discontinued.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 180 - 189

2026-04-25T10:10:11Z

Singapore Buses: /* 3rd Generation (since 1999) */

==Service 180==
===1st Generation (1971)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=2|Bt Timah ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 180A, amended to ply Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 180/180A.
|}

===2nd Generation (1974 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=3|Upp Bt Timah Rd ↔ Tg Pagar Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 180/180A as a service between Upp Bt Timah Rd Ter and Tg Pagar Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''19 July'''
|style='text-align:left'|Amended to ply Coleman St and Hill St, skipping Stamford Rd.
|-
|rowspan=2|Marsiling ↔ Tg Pagar Rd
|'''1976'''
|'''11 January'''
|style='text-align:left'|Extended to Admiralty Rd Ter.
|-
|rowspan=4|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Rambau St and Trafalgar St towards Tg Pagar Ter, skipping Parsi Rd.
|-
|rowspan=4|Marsiling ↔ Anson Rd
|'''1 August'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''25 November'''
|style='text-align:left'|Amended to ply Pickering St and Church St, skipping Nth Canal Rd and Market St.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Anson Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=4|{{TIBS}}
|'''1983'''
|'''7 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=3|Marsiling ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|'''1990'''
|'''19 August'''
|style='text-align:left'|Amended to ply Bt Timah Rd, Sungei Rd, Bencoolen St, Orchard Rd, Penang Rd and Clemenceau Ave (towards World Trade Ctr Ter) / Orchard Rd, Dhoby Ghaut, Selegie Rd and Bt Timah Rd due to the partial closure of Clemenceau Ave to facilitate Phase 2 of the construction of CTE.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===3rd Generation (since 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=7|Bukit Panjang ↔ Boon Lay
|rowspan=2|'''1996'''
|'''10 March'''
|style='text-align:left'|Re-numbered from Service 951 as a service between Bt Panjang Ter and Boon Lay Int under Woodlands MRT Rationalisation.
|-
|{{TBC}}
|style='text-align:left'|First bus from Bt Panjang Ter brought forward to 0530 hrs daily.
|-
|rowspan=3|'''1999'''
|rowspan=3|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|style='text-align:left'|First bus from Bt Panjang Int brought forward to 0520 hrs on weekdays and Saturdays.
|-
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0550 hrs on weekdays and Saturdays.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=6|{{Bus/D|180|note=Boon Lay ↺ Bukit Panjang}}{{Bus/D|180A|note=Boon Lay → Bukit Panjang Rd}}
|rowspan=2|'''2012'''
|rowspan=2|'''16 December'''
|style='text-align:left'|Amended to loop at Petir Rd from Boon Lay Int with the closure of Bt Panjang Int.
|-
|{{Bus/D|180A|note=Introduced from Boon Lay Int to Bt Panjang Rd (Blk 183) during evening peak hours on weekdays and after the last bus of Service 180 daily.}}
|-
|rowspan=3|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves relocated bus stop before PIE along Bt Batok Rd.
|-
|'''16 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''4 September'''
|style='text-align:left'|Serves the bus stop outside Bt Panjang Stn along Upp Bt Timah Rd, skipping the removed bus stop along Petir Rd.
|-
|'''2018'''
|'''25 February'''
|style='text-align:left'|Amended to loop at Bt Panjang Int.
|}</onlyinclude>

==Service 180/180A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|Bt Timah ↔ Prince Edward
|'''1971'''
|'''9 May'''
|style='text-align:left'|Re-numbered from Service 180 between Bt Timah Ter and Prince Edward Ter.
|-
|{{SBS}}
|Upp Bt Timah Rd ↔ Tg Pagar Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Upp Bt Timah Rd Ter, extended to Tg Pagar Ter, amended to skip Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 180 under 1974 Bus Rationalisation.
|}

==Service 180A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=2|Bt Timah ↺ Stamford Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Stamford Rd (Loop) under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 180 and discontinued.
|}

==Service 181==
===1st Generation (1971 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{UBC}}
|rowspan=2|Bukit Timah ↔ Commonwealth Ave
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Bt Timah Ter.
|-
|rowspan=2|Upp Bt Timah Rd ↔ Commonwealth Ave
|'''8 November'''
|style='text-align:left'|Extended to Upp Bt Timah Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=4|{{SBS}}
|rowspan=2|Upp Bt Timah Rd ↔ Crawford St
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Crawford St Ter under 1974 Bus Rationalisation.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Crawford St Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=9|Woodlands Ctr ↔ Crawford St
|'''1980'''
|'''14 December'''
|style='text-align:left'|Extended to Woodlands Town Ter.
|-
|'''1981'''
|'''29 November'''
|style='text-align:left'|Amended to Woodlands Int.
|-
|rowspan=12|{{TIBS}}
|'''1983'''
|'''4 September'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Crawford St Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Crawford St Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=2|'''1988'''
|'''28 February'''
|style='text-align:left'|Revised to operate on weekdays and Saturdays only with the introduction of Service 181#.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=5|Woodlands ↔ Crawford St
|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|rowspan=3|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0530 hrs.
|-
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown MRT station on the North East MRT Line.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered Service 961.
|}

===2nd Generation (since 2005)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=7|{{SBST}}
|rowspan=9|Boon Lay ↺ Jurong West Ave 3
|'''2005'''
|'''9 January'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West Ave 3 (Loop), operating between 0600 hrs and 2400 hrs daily.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0030 hrs daily.
|-
|'''15 June'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 670A and outside Blk 678D along Jurong West St 64.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2010'''
|'''18 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0040 hrs daily.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''2025'''
|'''7 December'''
|style='text-align:left'|Amended to ply Jurong West St 72 and Jurong West St 73 with the partial closure of Jurong West St 75 to facilitate the construction of Gek Poh station on the Jurong Region Line.
|}

==Service 181#==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{TIBS}}
|rowspan=3|Woodlands Ctr ↔ Crawford St
|rowspan=2|'''1988'''
|'''28 February'''
|style='text-align:left'|Introduced between Woodlands Int and Crawford St Ter as an alternate route of Service 181 via Marina Centre, operating on Sundays and Public Holidays.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=4|Woodlands ↔ Crawford St
|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered Service 961#.
|}

==Service 181M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|{{SBST}}
|rowspan=3|Boon Lay ↺ Jurong West St 23
|'''2016'''
|'''21 March'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West St 23 (Loop) as a morning peak hour service on weekdays (except school holidays). {{LWAB}}.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''2025'''
|'''7 December'''
|style='text-align:left'|Amended to ply Jurong West St 72, Jurong West St 73 with the partial closure of Jurong West St 75 to facilitate the construction of Gek Poh station on the Jurong Region Line.
|}

==Service 182==
===1st Generation (1971 - 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|Bukit Timah ↔ Jln Besi
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Jln Besi Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|Bukit Timah ↔ Benoi Rd
|{{TBC}}
|style='text-align:left'|Extended to Benoi Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=5|{{SBS}}
|rowspan=3|Bukit Timah ↺ Shenton Way
|rowspan=3|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to loop at Shenton Way from Bt Timah Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Bt Timah Ter with the conversion of Orchard Rd to one-way traffic.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|rowspan=10|Marsiling ↔ New Bridge Rd
|'''1976'''
|'''6 June'''
|style='text-align:left'|Extended to Admiralty Rd Ter and amended to New Bridge Rd Ter.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards New Bridge Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=12|{{TIBS}}
|'''1983'''
|'''7 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=5|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Marsiling Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Marsiling Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|rowspan=2|Marsiling ↔ Shenton Way
|'''1993'''
|'''3 January'''
|style='text-align:left'|Amended to Shenton Way Ter under TransitLink Network Integration Exercise Phase 7.
|-
|'''1995'''
|'''7 May'''
|style='text-align:left'|Amended to ply Orchard Turn.
|-
|rowspan=2|Woodlands ↔ Shenton Way
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|'''10 March'''
|style='text-align:left'|Discontinued under Woodlands MRT Rationalisation.
|}

===2nd Generation (since 1998)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=13|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Jurong East ↔ Tuas
|'''1998'''
|'''19 July'''
|style='text-align:left'|Introduced between Jurong East Int and Tuas Ter, calling at Tuas Checkpoint at selected timings only.
|-
|Boon Lay ↔ Tuas
|'''2001'''
|'''25 February'''
|style='text-align:left'|Shortened to Boon Lay Int.
|-
|rowspan=5|Boon Lay ↺ Tuas South Ave 9
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 183, extended to loop at Tuas Sth Ave 9 and amended to ply Jurong West St 64, Boon Lay Way, Upp Jurong Rd and PIE, skipping Jln Boon Lay.
|-
|'''2004'''
|'''19 January'''
|style='text-align:left'|Serves all bus stops along Upp Jurong Rd.
|-
|'''2005'''
|'''7 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Sin Lian Heng Construction along Tuas South Ave 3.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2007'''
|'''25 November'''
|style='text-align:left'|Serves 2 new pairs of bus stops before Tuas Sth Ave 2, outside LTH Distripark, before and after Tuas Sth Ave 2 along Tuas Sth Ave 3.
|-
|rowspan=2|Boon Lay ↺ Tuas South Ave 9
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2013'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|Joo Koon ↺ Tuas South Ave 9
|'''2015'''
|'''28 November'''
|style='text-align:left'|Shortened to Joo Koon Integrated Transport Hub and serves all bus stops along Tuas West Dr.
|-
|'''2016'''
|'''4 January'''
|style='text-align:left'|First bus brought forward to 0545 hrs daily.
|-
|'''2022'''
|'''13 February'''
|style='text-align:left'|Amended to ply new road towards Tuas Sth Ave 9, skipping the Tuas roundabout.
|-
|rowspan=4|'''2024'''
|'''24 March'''
|style='text-align:left'|Serves new bus stop outside Singapore Rail Test Centre along Jln Ahmad Ibrahim.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|{{Bus/D|182|BUS|note=Joo Koon ↺ Tuas South Ave 9}}{{Bus/D|182A|note=Tuas West Dr → Tuas Sth Ave 3}}
|'''29 December'''
|style='text-align:left'|{{Bus/D|182A|note=Introduced from Tuas West Drive (Opp Tuas Link Stn) to Tuas South Ave 3 (Bef Tuas Sth Ave 4), operating only on Sunday and Public Holiday nights. {{LWAB}}}}
|}

==Service 182X/182M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|{{Bus/D|182X|PAST|note=Jurong East ↔ Tuas}}
|'''1998'''
|'''19 July'''
|style='text-align:left'|{{Bus/D|182X|PAST|note=Introduced between Jurong East Int and Tuas Ter as an alternate route of Service 182 during off peak periods, skipping Tuas Checkpoint in both directions.}}
|-
|rowspan=2|{{Bus/D|182X|PAST|note=Boon Lay ↔ Tuas}}
|rowspan=2|'''2001'''
|rowspan=2|'''25 February'''
|style='text-align:left'|Shortened to Boon Lay Int.
|-
|style='text-align:left'|Last bus from Tuas Ter brought forward to 2300 hrs daily.
|-
|rowspan=4|{{Bus/D|182X|PAST|note=Boon Lay ↺ Tuas South Ave 9}}
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 183, extended to loop at Tuas Sth Ave 9 and amended to ply Jurong West St 64, Boon Lay Way, Upp Jurong Rd and PIE, skipping Jln Boon Lay.
|-
|'''2004'''
|'''19 January'''
|style='text-align:left'|Serves all bus stops along Upp Jurong Rd.
|-
|'''2005'''
|'''7 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Sin Lian Heng Construction along Tuas South Ave 3.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=5|{{Bus/D|182M|BUS|note=Boon Lay ↺ Tuas South Ave 9}}
|rowspan=2|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|182X|PAST|note={{Bus/D|182M|note=Re-numbered as Service 182M.}}}}
|-
|'''11 February'''
|style='text-align:left'|Serves 2 new pairs of bus stops before Tuas Sth Ave 2, outside LTH Distripark, before and after Tuas Sth Ave 2 along Tuas Sth Ave 3.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=2|'''2013'''
|'''26 August'''
|style='text-align:left'|Amended to call at Tuas Checkpoint towards Boon Lay Int only.
|-
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|{{Bus/D|182M|BUS|note=Joo Koon ↺ Tuas South Ave 9}}
|'''2015'''
|'''28 November'''
|style='text-align:left'|Shortened to Joo Koon Integrated Transport Hub and serves all bus stops along Tuas West Dr.
|-
|'''2022'''
|'''13 February'''
|style='text-align:left'|Amended to ply new road towards Tuas Sth Ave 9, skipping the Tuas roundabout.
|-
|rowspan=3|'''2024'''
|'''24 March'''
|style='text-align:left'|Serves new bus stop outside Singapore Rail Test Centre along Jln Ahmad Ibrahim.
|-
|{{SMB}} '''(Current)'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 183==
===1st Generation (1974 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=2|Benoi Rd ↔ South Canal
|'''1974'''
|'''3 February'''
|style='text-align:left'|Introduced between Benoi Rd Ter and Sth Canal Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=6|Jurong ↔ New Bridge Rd
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int and amended to New Bridge Rd Ter.
|-
|rowspan=3|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Jurong Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''1988'''
|'''11 January'''
|style='text-align:left'|Serves merged bus stop along Ayer Rajah Rd.
|-
|'''18 December'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1998 - 2002)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Tuas ↺ Tuas South Ave 6
|'''1998'''
|'''19 July'''
|style='text-align:left'|Introduced between Tuas Ter and Tuas Sth Ave 6 (Loop).
|-
|rowspan=2|Tuas ↺ Tuas South Ave 9
|'''2001'''
|'''11 February'''
|style='text-align:left'|Extended to loop at Tuas Sth Ave 9, skipping Tuas Sth Ave 6.
|-
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 182/182X and discontinued.
|}

===3rd Generation (since 2004)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}}
|rowspan=2|Jurong East ↺ Clementi Rd
|'''2004'''
|'''22 August'''
|style='text-align:left'|Introduced between Jurong East Int and Clementi Rd (Loop), operating between 0600 hrs and 2330 hrs daily.
|-
|rowspan=2|'''2005'''
|'''3 October'''
|style='text-align:left'|Extended to loop at Science Pk Rd.
|-
|rowspan=2|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183A|PAST|note=Commonwealth Ave West → Science Pk Rd}}
|'''12 December'''
|style='text-align:left'|{{Bus/D|183A|PAST|note=Introduced between Commonwealth Ave West (Clementi Stn) and Science Pk Rd (Loop) during morning peak hours on weekdays.}}
|-
|'''2008'''
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183A|PAST|note=Jurong East → Science Pk Rd}}
|'''2009'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|183A|PAST|note=Extended to start from Jurong East Int.}}
|-
|rowspan=2|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}} {{Bus/D|183A|PAST|note=Jurong East → Science Pk Rd}} {{Bus/D|183B|note=Jurong East → Toh Tuck Ave}}
|'''2010'''
|'''16 August'''
|style='text-align:left'|{{Bus/D|183B|note=Introduced from Jurong East Int to Toh Tuck Ave (Ulu Pandan R.I. Plant) during morning peak hours on weekdays. {{LWAB}} }}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=3|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183B|note=Jurong East → Toh Tuck Ave}}
|'''2012'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|183A|PAST|note=Discontinued.}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 184==
===1st Generation (1977 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|Telok Blangah Way ↔ Boon Lay Gardens
|'''1977'''
|'''25 November'''
|style='text-align:left'|Introduced between Telok Blangah Way Ter and Boon Lay Gdns Ter.
|-
|Telok Blangah Way ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int.
|-
|rowspan=4|Bukit Merah ↔ Jurong
|'''1980'''
|'''28 September'''
|style='text-align:left'|Amended to Bt Merah Int.
|-
|'''1981'''
|'''15 February'''
|style='text-align:left'|Amended to skip Telok Blangah Way and Telok Blangah Cres in both directions.
|-
|'''1987'''
|'''2 August'''
|style='text-align:left'|Amended to ply West Coast Highway, skipping Upp Ayer Rajah Rd and Clementi Rd.
|-
|'''1990'''
|'''1 July'''
|style='text-align:left'|Integrated with Service 176 and discontinued with the opening of Boon Lay Int.
|}

===2nd Generation (since 1994)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=4|Bukit Panjang ↺ Commonwealth Ave West
|'''1994'''
|'''3 July'''
|style='text-align:left'|Introduced between Bt Panjang Ter and Commonwealth Ave West (Loop).
|-
|rowspan=15|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''1995'''
|'''2 July'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0545 hrs on weekdays.
|-
|'''1999'''
|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|{{Bus/D|184|note=Bukit Panjang ↺ Commonwealth Ave West}}{{Bus/D|184A|PAST|note=Bukit Panjang → Clementi Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|184A|PAST|note=Introduced from Bt Panjang Int to Clementi Rd (Opp Ngee Ann Poly) during morning peak hours on weekdays.}}
|-
|rowspan=8|Bukit Panjang ↺ Commonwealth Ave West
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|184A|PAST|note=Discontinued.}}
|-
|'''12 October'''
|style='text-align:left'|Serves bus stop opposite Bt Timah Plaza along Jln Anak Bt with the removal of the bus stop under the PIE Flyover.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Skips temporarily closed bus stop outside Assumption Voc Inst along Upp Bt Timah Rd to facilitate the construction of Cashew station along the Downtown Line.
|-
|'''2011'''
|'''3 July'''
|style='text-align:left'|Serves additional pair of bus stops opposite Min of Defence and before Cashew Rd along Upp Bt Timah Rd.
|-
|'''2012'''
|'''16 December'''
|style='text-align:left'|Amended to start from and terminate at Bt Panjang Rd with the opening of Bt Panjang Temp Bus Pk and the closure of Bt Panjang Int.
|-
|'''2015'''
|'''1 March'''
|style='text-align:left'|Serves reinstated bus stop outside Assumption Pathway Sch along Upp Bt Timah Rd, skipping a pair of bus stops opposite Min of Defence and before Cashew Rd.
|-
|rowspan=2|'''2017'''
|'''4 September'''
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Ten Mile Junction Stn along Woodlands Rd.
|-
|'''17 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|Gali Batu ↺ Commonwealth Ave West
|rowspan=3|'''2021'''
|rowspan=3|'''23 January'''
|style='text-align:left'|Extended to Gali Batu Ter, serving 2 additional pairs of bus stops after KJE Slip Rd, Blk 632 CP, opposite Blk 632 CP and opposite Blk 635A along Woodlands Rd.
|-
|style='text-align:left'|First bus from Woodlands Rd (Aft KJE Slip Rd) brought forward to 0540 hrs on Weekdays and Saturdays, and 0555 hrs on Sundays and Public Holidays.
|-
|style='text-align:left'|Last bus from Woodlands Rd (Aft KJE Slip Rd) extended to 2305 hrs daily.
|}

==Service 185==
===1st Generation (1979 - 1985)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|Clementi ↺ North Buona Vista Rd
|rowspan=2|'''1979'''
|'''16 July'''
|style='text-align:left'|Introduced between Clementi Ter and Nth Buona Vista Rd (Loop).
|-
|Clementi ↺ Bt Merah Ctrl
|'''25 November'''
|style='text-align:left'|Extended to loop at Bt Merah Ctrl.
|-
|rowspan=4|Clementi ↺ Bukit Merah
|rowspan=2|'''1980'''
|'''28 September'''
|style='text-align:left'|Extended to loop at Bt Merah Int.
|-
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|'''1981'''
|'''21 June'''
|style='text-align:left'|Amended to skip Nepal Circus towards Bt Merah Int.
|-
|'''1985'''
|'''28 April'''
|style='text-align:left'|Integrated with Service 92 and discontinued.
|}

===2nd Generation (1988 - 2003)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=6|Choa Chu Kang ↔ Shenton Way
|rowspan=2|'''1988'''
|'''31 July'''
|style='text-align:left'|Introduced between Choa Chu Kang Ter and Shenton Way Ter.
|-
|'''25 August'''
|style='text-align:left'|Amended to ply Choa Chu Kang Ave 1 with the completion of the road junction between Teck Whye Ave and Choa Chu Kang Ave 1.
|-
|'''1989'''
|'''28 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave.
|-
|rowspan=2|'''1990'''
|'''10 March'''
|style='text-align:left'|Extended to interim terminal along Choa Chu Kang Ave 4.
|-
|'''8 April'''
|style='text-align:left'|Amended to Choa Chu Kang Int.
|-
|'''1991'''
|'''28 April'''
|style='text-align:left'|Amended to ply Bt Batok East Ave 2 under TransitLink Network Integration Exercise Phase 4, skipping Bt Batok East Ave 3.
|-
|rowspan=6|Choa Chu Kang ↺ Jln Anak Bt
|'''1993'''
|'''3 January'''
|style='text-align:left'|Shortened to loop at Jln Anak Bt from Choa Chu Kang Int with the introduction of Service 186 under TransitLink Network Integration Exercise Phase 11.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Lot 1 Shoppers' Mall along Choa Chu Kang Ave 4.
|-
|rowspan=4|{{TIBS}}
|rowspan=2|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|style='text-align:left'|First bus brought forward to 0530 hrs on Sundays & Public Holidays.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Goh & Goh Bldg along Jln Jurong Kechil.
|-
|'''27 July'''
|style='text-align:left'|Integrated with Service 989 to form Service 985 and discontinued.
|}

===3rd Generation (since 2006)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBST}}
|rowspan=6|Soon Lee Bus Pk ↔ Buona Vista
|'''2006'''
|'''26 December'''
|style='text-align:left'|Introduced between Soon Lee Bus Pk and Buona Vista Ter, operating between 0600 hrs and 2300 hrs from Soon Lee Bus Pk and Buona Vista Ter daily.
|-
|'''2007'''
|'''5 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Soon Lee Depot along Soon Lee Rd.
|-
|rowspan=2|'''2008'''
|'''14 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''29 December'''
|style='text-align:left'|Last bus from Soon Lee Bus Pk extended to 2315 hrs daily.
|-
|'''2009'''
|'''18 May'''
|style='text-align:left'|First bus from Soon Lee Bus Pk brought forward to 0545 hrs daily.
|-
|{{SMB}} '''(Current)'''
|'''2024'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 186==
===1st Generation (1977 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=2|Clementi ↔ Tg Pagar Rd
|'''1977'''
|'''7 November'''
|style='text-align:left'|Introduced between Clementi Ter and Tg Pagar Rd Ter.
|-
|'''1978'''
|'''5 June'''
|style='text-align:left'|Amended to relocated roadside terminus along Clementi Ave 3 via Commonwealth Ave West, skipping Clementi Ave 2.
|-
|rowspan=2|Clementi ↔ Anson Rd
|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|Clementi ↔ Prince Edward
|'''1985'''
|'''27 January'''
|style='text-align:left'|Amended to Prince Edward Ter with the closure of Anson Rd Ter.
|-
|rowspan=3|Clementi ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''1989'''
|'''27 August'''
|style='text-align:left'|Integrated with Service 145 and discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Shenton Way ↺ Farrer Rd
|rowspan=2|'''1993'''
|'''3 January'''
|style='text-align:left'|Introduced between Shenton Way Ter and Farrer Rd (Loop) under TransitLink Network Integration Exercise Phase 11.
|-
|rowspan=9|Shenton Way ↔ St. Michael's
|'''4 April'''
|style='text-align:left'|Extended to St. Michael's Ter under TransitLink Network Integration Exercise Phase 12.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''27 April'''
|style='text-align:left'|Serves new bus stop outside Queens Condo along Commonwealth Ave.
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|-
|'''2023'''
|'''23 July'''
|style='text-align:left'|Amended to ply temporary slip road and Mt Pleasant Rd towards St Michael's Ter with the temporary closure of slip road to PIE Exit 17D.
|-
|'''2026'''
|'''12 April'''
|style='text-align:left'|Amended to ply reinstated PIE Exit 17D slip road towards St. Michael's Ter.
|}

==Service 187==
===1st Generation (1981 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Bt Merah ↺ Empress Pl
|rowspan=2|'''1981'''
|'''15 February'''
|style='text-align:left'|Introduced as a day service between Bt Merah Int and Empress Pl (Loop).
|-
|'''19 May'''
|style='text-align:left'|Converted to peak hour service on weekdays and Saturdays.
|-
|'''1983'''
|'''14 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=3|Bt Panjang ↔ Jurong
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Bt Panjang Ter and Jurong Int.
|-
|'''1989'''
|'''10 April'''
|style='text-align:left'|First bus from Bt Panjang Ter brought forward to 0530 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''1990'''
|'''7 January'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Bt Batok Driving Ctr along Bt Batok West Ave 5.
|-
|rowspan=2|Bt Panjang ↔ Boon Lay
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int.
|-
|rowspan=12|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''1995'''
|'''17 September'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|Woodlands ↔ Boon Lay
|'''1996'''
|'''10 March'''
|style='text-align:left'|Extended to Woodlands Reg Int under Woodlands MRT Rationalisation.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0550 hrs on weekdays and Saturdays.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0540 hrs on weekdays and Saturdays.
|-
|{{Bus/D|187|note=Woodlands ↔ Boon Lay}}{{Bus/D|187A|PAST|note=Boon Lay → Bt Batok Central}}
|'''2003'''
|'''25 August'''
|{{Bus/D|187A|PAST|note=Introduced from Boon Lay Int to Bt Batok Ctrl (Blk 628) during morning peak hours on weekdays.}}
|-
|rowspan=7|Woodlands ↔ Boon Lay
|'''2004'''
|{{TBC}}
|{{Bus/D|187A|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2006'''
|'''30 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 336 and opposite Blk 334 along Bt Batok West Ave 7.
|-
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 188==
===1st Generation (1977 - 1987)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|rowspan=6|Ulu Pandan ↺ Shenton Way
|'''1977'''
|'''17 October'''
|style='text-align:left'|Introduced between Ulu Pandan Ter and Shenton Way (Loop), replacing the deleted sectors of Service 94.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Ulu Pandan Ter, skipping Parsi Rd and Anson Rd.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''5 July'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1988 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=2|Jurong ↺ Jurong West St 91
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Jurong Int and Jurong West St 91 (Loop).
|-
|'''1989'''
|'''17 December'''
|style='text-align:left'|Amended to ply Jurong West St 72 and Jurong West Ave 5, skipping Pioneer Rd Nth.
|-
|rowspan=2|Corporation Dr ↺ Jurong West St 91
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to start/terminate at Corporation Dr with the opening of Boon Lay Int.
|-
|'''1991'''
|'''20 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 2.
|}

===3rd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=5|Choa Chu Kang ↔ HarbourFront
|rowspan=3|'''1999'''
|'''7 March'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and World Trade Ctr Ter.
|-
|rowspan=10|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=2|'''26 December'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|style='text-align:left'|First bus from HarbourFront Int brought forward to 0600 hrs on weekdays and Saturdays.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite ITE Pasir Panjang along Telok Blangah Rd.
|-
|'''2006'''
|'''30 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 336 and opposite Blk 334 along Bt Batok West Ave 7.
|-
|{{Bus/D|188|note=Choa Chu Kang ↔ HarbourFront}} {{Bus/D|188A|PAST|note=Choa Chu Kang → Choa Chu Kang Gr}}
|rowspan=2|'''2010'''
|'''5 July'''
|style='text-align:left'|{{Bus/D|188A|PAST|note=Introduced from Choa Chu Kang Int to Choa Chu Kang Gr (ITE College West) during morning peak hours on weekdays.}}
|-
|rowspan=4|Choa Chu Kang ↔ HarbourFront
|'''13 September'''
|style='text-align:left'|{{Bus/D|188A|PAST|note=Discontinued.}}
|-
|'''2015'''
|'''22 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''16 December'''
|style='text-align:left'|Amended to new Choa Chu Kang Int.
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves relocated bus stop after Clementi Swim Cplx along AYE.
|}

==Service 189==
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=19|{{SBS}}
|rowspan=6|Commonwealth Ave ↔ South Canal
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 193A as a service between Commonwealth Ave Ter and Sth Canal Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=2|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''1978'''
|'''22 January'''
|style='text-align:left'|Amended to ply Commonwealth Ave, Queensway, Commonwealth Dr, Commonwealth Ave and Queen's Circus with the conversion of Farrer Circus into a traffic-signal controlled junction.
|-
|rowspan=4|Commonwealth Ave ↺ Empress Pl
|rowspan=3|'''1979'''
|rowspan=2|'''15 January'''
|style='text-align:left'|Amended to loop at Empress Pl from Commonwealth Ave Ter.
|-
|style='text-align:left'|Amended to ply Jln Bt Merah, Kg Bahru Rd and New Bridge Rd/Neil Rd, skipping Commonwealth Dr, Tiong Bahru Rd and Outram Rd.
|-
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Commonwealth Ave Ter, skipping Parsi Rd and Anson Rd.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|Buona Vista ↺ Empress Pl
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|rowspan=4|Bukit Batok ↔ Marina Ctr
|'''1985'''
|'''24 November'''
|style='text-align:left'|Extended to Bt Batok Ter and Marina Ctr Ter.
|-
|'''1986'''
|'''30 November'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter along Raffles Blvd.
|-
|rowspan=2|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to Bt Batok Int.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Marina Ctr Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|Bukit Batok ↺ Clementi West St 2
|'''1991'''
|'''28 April'''
|style='text-align:left'|Shortened to loop at Clementi West St 2 from Bt Batok Int, integrated with Service 366 and amended to ply Bt Batok Ctrl, Bt Batok Ave 1, Bt Batok East Ave 6 and Bt Batok St 23 under TransitLink Network Integration Exercise Phase 4.
|-
|rowspan=4|Bukit Batok ↺ West Coast Ferry Ter
|'''1995'''
|'''6 May'''
|style='text-align:left'|Extended to loop at West Coast Ferry Ter, skipping Clementi West St 2.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Amended to ply PIE and Clementi Ave 6, skipping Toh Tuck Ave.
|-
|'''1999'''
|'''20 September'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite West Bay Resort Condo along West Coast Rd.
|-
|rowspan=8|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''2000'''
|'''18 June'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|Bukit Batok ↺ Kent Ridge
|'''2001'''
|'''15 April'''
|style='text-align:left'|Shortened to loop at Kent Ridge Ter.
|-
|rowspan=4|{{Bus/D|189|note=Bukit Batok ↺ Kent Ridge}}{{Bus/D|189A|note=Bukit Batok → Bt Batok St 23}}
|rowspan=2|'''2009'''
|'''5 January'''
|style='text-align:left'|{{Bus/D|189A|note=Introduced from Bt Batok Int to Bt Batok St 23 (Opp Midview Bldg) during morning peak hours on weekdays.}}
|-
|'''1 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''12 June'''
|style='text-align:left'|{{Bus/D|189A|note=Extended to operate after the last bus of Service 189 daily.}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|189A|note=Last bus extended to 0100 hrs daily.}}
|-
|rowspan=5|{{Bus/D|189|note=Bukit Batok ↺ Clementi Ave 1}}{{Bus/D|189A|note=Bukit Batok → Bt Batok St 23}}
|rowspan=2|'''2014'''
|rowspan=2|'''23 November'''
|style='text-align:left'|Amended to loop at Clementi Ave 1 with the introduction of Service 201, skipping West Coast Rd and Kent Ridge Ter.
|-
|style='text-align:left'|{{Bus/D|189|note=Last bus extended to 2315 hrs daily.}}
|-
|rowspan=3|{{TTS}} '''(Current)'''
|'''2016'''
|'''29 May'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2019'''
|'''5 October'''
|{{Bus/D|189A|note=Last bus extended to 0110 hrs daily.}}
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves additional bus stop after Clementi Swim Cplx along AYE.
|}

==Service 189A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{TIBS}}
|rowspan=2|Bt Batok ↺ Harbour Dr
|'''2001'''
|'''15 April'''
|style='text-align:left'|Introduced between Bt Batok Int and Harbour Dr (Loop), operating at selected timings only.
|-
|'''2003'''
|'''4 May'''
|style='text-align:left'|Discontinued.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 180 - 189

2026-04-25T10:06:04Z

Singapore Buses: /* 2nd Generation (since 1993) */

==Service 180==
===1st Generation (1971)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=2|Bt Timah ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 180A, amended to ply Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 180/180A.
|}

===2nd Generation (1974 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=3|Upp Bt Timah Rd ↔ Tg Pagar Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 180/180A as a service between Upp Bt Timah Rd Ter and Tg Pagar Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''19 July'''
|style='text-align:left'|Amended to ply Coleman St and Hill St, skipping Stamford Rd.
|-
|rowspan=2|Marsiling ↔ Tg Pagar Rd
|'''1976'''
|'''11 January'''
|style='text-align:left'|Extended to Admiralty Rd Ter.
|-
|rowspan=4|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Rambau St and Trafalgar St towards Tg Pagar Ter, skipping Parsi Rd.
|-
|rowspan=4|Marsiling ↔ Anson Rd
|'''1 August'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''25 November'''
|style='text-align:left'|Amended to ply Pickering St and Church St, skipping Nth Canal Rd and Market St.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Anson Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=4|{{TIBS}}
|'''1983'''
|'''7 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=3|Marsiling ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|'''1990'''
|'''19 August'''
|style='text-align:left'|Amended to ply Bt Timah Rd, Sungei Rd, Bencoolen St, Orchard Rd, Penang Rd and Clemenceau Ave (towards World Trade Ctr Ter) / Orchard Rd, Dhoby Ghaut, Selegie Rd and Bt Timah Rd due to the partial closure of Clemenceau Ave to facilitate Phase 2 of the construction of CTE.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===3rd Generation (since 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=7|Bukit Panjang ↔ Boon Lay
|rowspan=2|'''1996'''
|'''10 March'''
|style='text-align:left'|Re-numbered from Service 951 as a service between Bt Panjang Ter and Boon Lay Int under Woodlands MRT Rationalisation.
|-
|{{TBC}}
|style='text-align:left'|First bus from Bt Panjang Ter brought forward to 0530 hrs daily.
|-
|rowspan=3|'''1999'''
|rowspan=3|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|style='text-align:left'|First bus from Bt Panjang Int brought forward to 0520 hrs on weekdays and Saturdays.
|-
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0550 hrs on weekdays and Saturdays.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=6|{{Bus/D|180|note=Boon Lay ↺ Bukit Panjang}}{{Bus/D|180A|note=Boon Lay → Bukit Panjang Rd}}
|rowspan=2|'''2012'''
|rowspan=2|'''16 December'''
|style='text-align:left'|Amended to loop at Petir Rd from Boon Lay Int with the closure of Bt Panjang Int.
|-
|{{Bus/D|180A|note=Introduced from Boon Lay Int to Bt Panjang Rd (Blk 183) during evening peak hours on weekdays and after the last bus of Service 180 daily.}}
|-
|rowspan=3|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves relocated bus stop before PIE along Bt Batok Rd.
|-
|'''16 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''4 September'''
|style='text-align:left'|Serves the bus stop outside Bt Panjang Stn along Upp Bt Timah Rd, skipping the removed bus stop along Petir Rd.
|-
|'''2018'''
|'''25 February'''
|style='text-align:left'|Amended to loop at Bt Panjang Int.
|}</onlyinclude>

==Service 180/180A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|Bt Timah ↔ Prince Edward
|'''1971'''
|'''9 May'''
|style='text-align:left'|Re-numbered from Service 180 between Bt Timah Ter and Prince Edward Ter.
|-
|{{SBS}}
|Upp Bt Timah Rd ↔ Tg Pagar Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Upp Bt Timah Rd Ter, extended to Tg Pagar Ter, amended to skip Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 180 under 1974 Bus Rationalisation.
|}

==Service 180A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=2|Bt Timah ↺ Stamford Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Stamford Rd (Loop) under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 180 and discontinued.
|}

==Service 181==
===1st Generation (1971 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{UBC}}
|rowspan=2|Bukit Timah ↔ Commonwealth Ave
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Bt Timah Ter.
|-
|rowspan=2|Upp Bt Timah Rd ↔ Commonwealth Ave
|'''8 November'''
|style='text-align:left'|Extended to Upp Bt Timah Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=4|{{SBS}}
|rowspan=2|Upp Bt Timah Rd ↔ Crawford St
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Crawford St Ter under 1974 Bus Rationalisation.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Crawford St Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=9|Woodlands Ctr ↔ Crawford St
|'''1980'''
|'''14 December'''
|style='text-align:left'|Extended to Woodlands Town Ter.
|-
|'''1981'''
|'''29 November'''
|style='text-align:left'|Amended to Woodlands Int.
|-
|rowspan=12|{{TIBS}}
|'''1983'''
|'''4 September'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Crawford St Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Crawford St Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=2|'''1988'''
|'''28 February'''
|style='text-align:left'|Revised to operate on weekdays and Saturdays only with the introduction of Service 181#.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=5|Woodlands ↔ Crawford St
|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|rowspan=3|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0530 hrs.
|-
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown MRT station on the North East MRT Line.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered Service 961.
|}

===2nd Generation (since 2005)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=7|{{SBST}}
|rowspan=9|Boon Lay ↺ Jurong West Ave 3
|'''2005'''
|'''9 January'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West Ave 3 (Loop), operating between 0600 hrs and 2400 hrs daily.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0030 hrs daily.
|-
|'''15 June'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 670A and outside Blk 678D along Jurong West St 64.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2010'''
|'''18 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0040 hrs daily.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''2025'''
|'''7 December'''
|style='text-align:left'|Amended to ply Jurong West St 72 and Jurong West St 73 with the partial closure of Jurong West St 75 to facilitate the construction of Gek Poh station on the Jurong Region Line.
|}

==Service 181#==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{TIBS}}
|rowspan=3|Woodlands Ctr ↔ Crawford St
|rowspan=2|'''1988'''
|'''28 February'''
|style='text-align:left'|Introduced between Woodlands Int and Crawford St Ter as an alternate route of Service 181 via Marina Centre, operating on Sundays and Public Holidays.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=4|Woodlands ↔ Crawford St
|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered Service 961#.
|}

==Service 181M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|{{SBST}}
|rowspan=3|Boon Lay ↺ Jurong West St 23
|'''2016'''
|'''21 March'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West St 23 (Loop) as a morning peak hour service on weekdays (except school holidays). {{LWAB}}.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''2025'''
|'''7 December'''
|style='text-align:left'|Amended to ply Jurong West St 72, Jurong West St 73 with the partial closure of Jurong West St 75 to facilitate the construction of Gek Poh station on the Jurong Region Line.
|}

==Service 182==
===1st Generation (1971 - 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|Bukit Timah ↔ Jln Besi
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bt Timah Ter and Jln Besi Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|Bukit Timah ↔ Benoi Rd
|{{TBC}}
|style='text-align:left'|Extended to Benoi Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=5|{{SBS}}
|rowspan=3|Bukit Timah ↺ Shenton Way
|rowspan=3|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to loop at Shenton Way from Bt Timah Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Bt Timah Ter with the conversion of Orchard Rd to one-way traffic.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|rowspan=10|Marsiling ↔ New Bridge Rd
|'''1976'''
|'''6 June'''
|style='text-align:left'|Extended to Admiralty Rd Ter and amended to New Bridge Rd Ter.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards New Bridge Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=12|{{TIBS}}
|'''1983'''
|'''7 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=5|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Marsiling Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Marsiling Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|rowspan=2|Marsiling ↔ Shenton Way
|'''1993'''
|'''3 January'''
|style='text-align:left'|Amended to Shenton Way Ter under TransitLink Network Integration Exercise Phase 7.
|-
|'''1995'''
|'''7 May'''
|style='text-align:left'|Amended to ply Orchard Turn.
|-
|rowspan=2|Woodlands ↔ Shenton Way
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|'''10 March'''
|style='text-align:left'|Discontinued under Woodlands MRT Rationalisation.
|}

===2nd Generation (since 1998)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=13|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Jurong East ↔ Tuas
|'''1998'''
|'''19 July'''
|style='text-align:left'|Introduced between Jurong East Int and Tuas Ter, calling at Tuas Checkpoint at selected timings only.
|-
|Boon Lay ↔ Tuas
|'''2001'''
|'''25 February'''
|style='text-align:left'|Shortened to Boon Lay Int.
|-
|rowspan=5|Boon Lay ↺ Tuas South Ave 9
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 183, extended to loop at Tuas Sth Ave 9 and amended to ply Jurong West St 64, Boon Lay Way, Upp Jurong Rd and PIE, skipping Jln Boon Lay.
|-
|'''2004'''
|'''19 January'''
|style='text-align:left'|Serves all bus stops along Upp Jurong Rd.
|-
|'''2005'''
|'''7 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Sin Lian Heng Construction along Tuas South Ave 3.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2007'''
|'''25 November'''
|style='text-align:left'|Serves 2 new pairs of bus stops before Tuas Sth Ave 2, outside LTH Distripark, before and after Tuas Sth Ave 2 along Tuas Sth Ave 3.
|-
|rowspan=2|Boon Lay ↺ Tuas South Ave 9
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2013'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|Joo Koon ↺ Tuas South Ave 9
|'''2015'''
|'''28 November'''
|style='text-align:left'|Shortened to Joo Koon Integrated Transport Hub and serves all bus stops along Tuas West Dr.
|-
|'''2016'''
|'''4 January'''
|style='text-align:left'|First bus brought forward to 0545 hrs daily.
|-
|'''2022'''
|'''13 February'''
|style='text-align:left'|Amended to ply new road towards Tuas Sth Ave 9, skipping the Tuas roundabout.
|-
|rowspan=4|'''2024'''
|'''24 March'''
|style='text-align:left'|Serves new bus stop outside Singapore Rail Test Centre along Jln Ahmad Ibrahim.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|{{Bus/D|182|BUS|note=Joo Koon ↺ Tuas South Ave 9}}{{Bus/D|182A|note=Tuas West Dr → Tuas Sth Ave 3}}
|'''29 December'''
|style='text-align:left'|{{Bus/D|182A|note=Introduced from Tuas West Drive (Opp Tuas Link Stn) to Tuas South Ave 3 (Bef Tuas Sth Ave 4), operating only on Sunday and Public Holiday nights. {{LWAB}}}}
|}

==Service 182X/182M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|{{Bus/D|182X|PAST|note=Jurong East ↔ Tuas}}
|'''1998'''
|'''19 July'''
|style='text-align:left'|{{Bus/D|182X|PAST|note=Introduced between Jurong East Int and Tuas Ter as an alternate route of Service 182 during off peak periods, skipping Tuas Checkpoint in both directions.}}
|-
|rowspan=2|{{Bus/D|182X|PAST|note=Boon Lay ↔ Tuas}}
|rowspan=2|'''2001'''
|rowspan=2|'''25 February'''
|style='text-align:left'|Shortened to Boon Lay Int.
|-
|style='text-align:left'|Last bus from Tuas Ter brought forward to 2300 hrs daily.
|-
|rowspan=4|{{Bus/D|182X|PAST|note=Boon Lay ↺ Tuas South Ave 9}}
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 183, extended to loop at Tuas Sth Ave 9 and amended to ply Jurong West St 64, Boon Lay Way, Upp Jurong Rd and PIE, skipping Jln Boon Lay.
|-
|'''2004'''
|'''19 January'''
|style='text-align:left'|Serves all bus stops along Upp Jurong Rd.
|-
|'''2005'''
|'''7 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Sin Lian Heng Construction along Tuas South Ave 3.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=5|{{Bus/D|182M|BUS|note=Boon Lay ↺ Tuas South Ave 9}}
|rowspan=2|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|182X|PAST|note={{Bus/D|182M|note=Re-numbered as Service 182M.}}}}
|-
|'''11 February'''
|style='text-align:left'|Serves 2 new pairs of bus stops before Tuas Sth Ave 2, outside LTH Distripark, before and after Tuas Sth Ave 2 along Tuas Sth Ave 3.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=2|'''2013'''
|'''26 August'''
|style='text-align:left'|Amended to call at Tuas Checkpoint towards Boon Lay Int only.
|-
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|{{Bus/D|182M|BUS|note=Joo Koon ↺ Tuas South Ave 9}}
|'''2015'''
|'''28 November'''
|style='text-align:left'|Shortened to Joo Koon Integrated Transport Hub and serves all bus stops along Tuas West Dr.
|-
|'''2022'''
|'''13 February'''
|style='text-align:left'|Amended to ply new road towards Tuas Sth Ave 9, skipping the Tuas roundabout.
|-
|rowspan=3|'''2024'''
|'''24 March'''
|style='text-align:left'|Serves new bus stop outside Singapore Rail Test Centre along Jln Ahmad Ibrahim.
|-
|{{SMB}} '''(Current)'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 183==
===1st Generation (1974 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=2|Benoi Rd ↔ South Canal
|'''1974'''
|'''3 February'''
|style='text-align:left'|Introduced between Benoi Rd Ter and Sth Canal Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=6|Jurong ↔ New Bridge Rd
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int and amended to New Bridge Rd Ter.
|-
|rowspan=3|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Jurong Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''1988'''
|'''11 January'''
|style='text-align:left'|Serves merged bus stop along Ayer Rajah Rd.
|-
|'''18 December'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1998 - 2002)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Tuas ↺ Tuas South Ave 6
|'''1998'''
|'''19 July'''
|style='text-align:left'|Introduced between Tuas Ter and Tuas Sth Ave 6 (Loop).
|-
|rowspan=2|Tuas ↺ Tuas South Ave 9
|'''2001'''
|'''11 February'''
|style='text-align:left'|Extended to loop at Tuas Sth Ave 9, skipping Tuas Sth Ave 6.
|-
|'''2002'''
|'''26 May'''
|style='text-align:left'|Integrated with Service 182/182X and discontinued.
|}

===3rd Generation (since 2004)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}}
|rowspan=2|Jurong East ↺ Clementi Rd
|'''2004'''
|'''22 August'''
|style='text-align:left'|Introduced between Jurong East Int and Clementi Rd (Loop), operating between 0600 hrs and 2330 hrs daily.
|-
|rowspan=2|'''2005'''
|'''3 October'''
|style='text-align:left'|Extended to loop at Science Pk Rd.
|-
|rowspan=2|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183A|PAST|note=Commonwealth Ave West → Science Pk Rd}}
|'''12 December'''
|style='text-align:left'|{{Bus/D|183A|PAST|note=Introduced between Commonwealth Ave West (Clementi Stn) and Science Pk Rd (Loop) during morning peak hours on weekdays.}}
|-
|'''2008'''
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183A|PAST|note=Jurong East → Science Pk Rd}}
|'''2009'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|183A|PAST|note=Extended to start from Jurong East Int.}}
|-
|rowspan=2|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}} {{Bus/D|183A|PAST|note=Jurong East → Science Pk Rd}} {{Bus/D|183B|note=Jurong East → Toh Tuck Ave}}
|'''2010'''
|'''16 August'''
|style='text-align:left'|{{Bus/D|183B|note=Introduced from Jurong East Int to Toh Tuck Ave (Ulu Pandan R.I. Plant) during morning peak hours on weekdays. {{LWAB}} }}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=3|{{Bus/D|183|note=Jurong East ↺ Science Park Rd}}{{Bus/D|183B|note=Jurong East → Toh Tuck Ave}}
|'''2012'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|183A|PAST|note=Discontinued.}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 184==
===1st Generation (1977 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|Telok Blangah Way ↔ Boon Lay Gardens
|'''1977'''
|'''25 November'''
|style='text-align:left'|Introduced between Telok Blangah Way Ter and Boon Lay Gdns Ter.
|-
|Telok Blangah Way ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int.
|-
|rowspan=4|Bukit Merah ↔ Jurong
|'''1980'''
|'''28 September'''
|style='text-align:left'|Amended to Bt Merah Int.
|-
|'''1981'''
|'''15 February'''
|style='text-align:left'|Amended to skip Telok Blangah Way and Telok Blangah Cres in both directions.
|-
|'''1987'''
|'''2 August'''
|style='text-align:left'|Amended to ply West Coast Highway, skipping Upp Ayer Rajah Rd and Clementi Rd.
|-
|'''1990'''
|'''1 July'''
|style='text-align:left'|Integrated with Service 176 and discontinued with the opening of Boon Lay Int.
|}

===2nd Generation (since 1994)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=4|Bukit Panjang ↺ Commonwealth Ave West
|'''1994'''
|'''3 July'''
|style='text-align:left'|Introduced between Bt Panjang Ter and Commonwealth Ave West (Loop).
|-
|rowspan=15|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''1995'''
|'''2 July'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0545 hrs on weekdays.
|-
|'''1999'''
|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|{{Bus/D|184|note=Bukit Panjang ↺ Commonwealth Ave West}}{{Bus/D|184A|PAST|note=Bukit Panjang → Clementi Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|184A|PAST|note=Introduced from Bt Panjang Int to Clementi Rd (Opp Ngee Ann Poly) during morning peak hours on weekdays.}}
|-
|rowspan=8|Bukit Panjang ↺ Commonwealth Ave West
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|184A|PAST|note=Discontinued.}}
|-
|'''12 October'''
|style='text-align:left'|Serves bus stop opposite Bt Timah Plaza along Jln Anak Bt with the removal of the bus stop under the PIE Flyover.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Skips temporarily closed bus stop outside Assumption Voc Inst along Upp Bt Timah Rd to facilitate the construction of Cashew station along the Downtown Line.
|-
|'''2011'''
|'''3 July'''
|style='text-align:left'|Serves additional pair of bus stops opposite Min of Defence and before Cashew Rd along Upp Bt Timah Rd.
|-
|'''2012'''
|'''16 December'''
|style='text-align:left'|Amended to start from and terminate at Bt Panjang Rd with the opening of Bt Panjang Temp Bus Pk and the closure of Bt Panjang Int.
|-
|'''2015'''
|'''1 March'''
|style='text-align:left'|Serves reinstated bus stop outside Assumption Pathway Sch along Upp Bt Timah Rd, skipping a pair of bus stops opposite Min of Defence and before Cashew Rd.
|-
|rowspan=2|'''2017'''
|'''4 September'''
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Ten Mile Junction Stn along Woodlands Rd.
|-
|'''17 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|Gali Batu ↺ Commonwealth Ave West
|rowspan=3|'''2021'''
|rowspan=3|'''23 January'''
|style='text-align:left'|Extended to Gali Batu Ter, serving 2 additional pairs of bus stops after KJE Slip Rd, Blk 632 CP, opposite Blk 632 CP and opposite Blk 635A along Woodlands Rd.
|-
|style='text-align:left'|First bus from Woodlands Rd (Aft KJE Slip Rd) brought forward to 0540 hrs on Weekdays and Saturdays, and 0555 hrs on Sundays and Public Holidays.
|-
|style='text-align:left'|Last bus from Woodlands Rd (Aft KJE Slip Rd) extended to 2305 hrs daily.
|}

==Service 185==
===1st Generation (1979 - 1985)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|Clementi ↺ North Buona Vista Rd
|rowspan=2|'''1979'''
|'''16 July'''
|style='text-align:left'|Introduced between Clementi Ter and Nth Buona Vista Rd (Loop).
|-
|Clementi ↺ Bt Merah Ctrl
|'''25 November'''
|style='text-align:left'|Extended to loop at Bt Merah Ctrl.
|-
|rowspan=4|Clementi ↺ Bukit Merah
|rowspan=2|'''1980'''
|'''28 September'''
|style='text-align:left'|Extended to loop at Bt Merah Int.
|-
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|'''1981'''
|'''21 June'''
|style='text-align:left'|Amended to skip Nepal Circus towards Bt Merah Int.
|-
|'''1985'''
|'''28 April'''
|style='text-align:left'|Integrated with Service 92 and discontinued.
|}

===2nd Generation (1988 - 2003)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=6|Choa Chu Kang ↔ Shenton Way
|rowspan=2|'''1988'''
|'''31 July'''
|style='text-align:left'|Introduced between Choa Chu Kang Ter and Shenton Way Ter.
|-
|'''25 August'''
|style='text-align:left'|Amended to ply Choa Chu Kang Ave 1 with the completion of the road junction between Teck Whye Ave and Choa Chu Kang Ave 1.
|-
|'''1989'''
|'''28 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave.
|-
|rowspan=2|'''1990'''
|'''10 March'''
|style='text-align:left'|Extended to interim terminal along Choa Chu Kang Ave 4.
|-
|'''8 April'''
|style='text-align:left'|Amended to Choa Chu Kang Int.
|-
|'''1991'''
|'''28 April'''
|style='text-align:left'|Amended to ply Bt Batok East Ave 2 under TransitLink Network Integration Exercise Phase 4, skipping Bt Batok East Ave 3.
|-
|rowspan=6|Choa Chu Kang ↺ Jln Anak Bt
|'''1993'''
|'''3 January'''
|style='text-align:left'|Shortened to loop at Jln Anak Bt from Choa Chu Kang Int with the introduction of Service 186 under TransitLink Network Integration Exercise Phase 11.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Lot 1 Shoppers' Mall along Choa Chu Kang Ave 4.
|-
|rowspan=4|{{TIBS}}
|rowspan=2|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|style='text-align:left'|First bus brought forward to 0530 hrs on Sundays & Public Holidays.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Goh & Goh Bldg along Jln Jurong Kechil.
|-
|'''27 July'''
|style='text-align:left'|Integrated with Service 989 to form Service 985 and discontinued.
|}

===3rd Generation (since 2006)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBST}}
|rowspan=6|Soon Lee Bus Pk ↔ Buona Vista
|'''2006'''
|'''26 December'''
|style='text-align:left'|Introduced between Soon Lee Bus Pk and Buona Vista Ter, operating between 0600 hrs and 2300 hrs from Soon Lee Bus Pk and Buona Vista Ter daily.
|-
|'''2007'''
|'''5 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Soon Lee Depot along Soon Lee Rd.
|-
|rowspan=2|'''2008'''
|'''14 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''29 December'''
|style='text-align:left'|Last bus from Soon Lee Bus Pk extended to 2315 hrs daily.
|-
|'''2009'''
|'''18 May'''
|style='text-align:left'|First bus from Soon Lee Bus Pk brought forward to 0545 hrs daily.
|-
|{{SMB}} '''(Current)'''
|'''2024'''
|'''15 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 186==
===1st Generation (1977 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=2|Clementi ↔ Tg Pagar Rd
|'''1977'''
|'''7 November'''
|style='text-align:left'|Introduced between Clementi Ter and Tg Pagar Rd Ter.
|-
|'''1978'''
|'''5 June'''
|style='text-align:left'|Amended to relocated roadside terminus along Clementi Ave 3 via Commonwealth Ave West, skipping Clementi Ave 2.
|-
|rowspan=2|Clementi ↔ Anson Rd
|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|Clementi ↔ Prince Edward
|'''1985'''
|'''27 January'''
|style='text-align:left'|Amended to Prince Edward Ter with the closure of Anson Rd Ter.
|-
|rowspan=3|Clementi ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''1989'''
|'''27 August'''
|style='text-align:left'|Integrated with Service 145 and discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Shenton Way ↺ Farrer Rd
|rowspan=2|'''1993'''
|'''3 January'''
|style='text-align:left'|Introduced between Shenton Way Ter and Farrer Rd (Loop) under TransitLink Network Integration Exercise Phase 11.
|-
|rowspan=9|Shenton Way ↔ St. Michael's
|'''4 April'''
|style='text-align:left'|Extended to St. Michael's Ter under TransitLink Network Integration Exercise Phase 12.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''27 April'''
|style='text-align:left'|Serves new bus stop outside Queens Condo along Commonwealth Ave.
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|-
|'''2023'''
|'''23 July'''
|style='text-align:left'|Amended to ply temporary slip road and Mt Pleasant Rd towards St Michael's Ter with the temporary closure of slip road to PIE Exit 17D.
|-
|'''2026'''
|'''12 April'''
|style='text-align:left'|Amended to ply reinstated PIE Exit 17D slip road towards St. Michael's Ter.
|}

==Service 187==
===1st Generation (1981 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Bt Merah ↺ Empress Pl
|rowspan=2|'''1981'''
|'''15 February'''
|style='text-align:left'|Introduced as a day service between Bt Merah Int and Empress Pl (Loop).
|-
|'''19 May'''
|style='text-align:left'|Converted to peak hour service on weekdays and Saturdays.
|-
|'''1983'''
|'''14 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=3|Bt Panjang ↔ Jurong
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Bt Panjang Ter and Jurong Int.
|-
|'''1989'''
|'''10 April'''
|style='text-align:left'|First bus from Bt Panjang Ter brought forward to 0530 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''1990'''
|'''7 January'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Bt Batok Driving Ctr along Bt Batok West Ave 5.
|-
|rowspan=2|Bt Panjang ↔ Boon Lay
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int.
|-
|rowspan=12|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''1995'''
|'''17 September'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|Woodlands ↔ Boon Lay
|'''1996'''
|'''10 March'''
|style='text-align:left'|Extended to Woodlands Reg Int under Woodlands MRT Rationalisation.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0550 hrs on weekdays and Saturdays.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int brought forward to 0540 hrs on weekdays and Saturdays.
|-
|{{Bus/D|187|note=Woodlands ↔ Boon Lay}}{{Bus/D|187A|PAST|note=Boon Lay → Bt Batok Central}}
|'''2003'''
|'''25 August'''
|{{Bus/D|187A|PAST|note=Introduced from Boon Lay Int to Bt Batok Ctrl (Blk 628) during morning peak hours on weekdays.}}
|-
|rowspan=7|Woodlands ↔ Boon Lay
|'''2004'''
|{{TBC}}
|{{Bus/D|187A|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2006'''
|'''30 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 336 and opposite Blk 334 along Bt Batok West Ave 7.
|-
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 188==
===1st Generation (1977 - 1987)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|rowspan=6|Ulu Pandan ↺ Shenton Way
|'''1977'''
|'''17 October'''
|style='text-align:left'|Introduced between Ulu Pandan Ter and Shenton Way (Loop), replacing the deleted sectors of Service 94.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Ulu Pandan Ter, skipping Parsi Rd and Anson Rd.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''5 July'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1988 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=2|Jurong ↺ Jurong West St 91
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Jurong Int and Jurong West St 91 (Loop).
|-
|'''1989'''
|'''17 December'''
|style='text-align:left'|Amended to ply Jurong West St 72 and Jurong West Ave 5, skipping Pioneer Rd Nth.
|-
|rowspan=2|Corporation Dr ↺ Jurong West St 91
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to start/terminate at Corporation Dr with the opening of Boon Lay Int.
|-
|'''1991'''
|'''20 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 2.
|}

===3rd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=5|Choa Chu Kang ↔ HarbourFront
|rowspan=2|'''1999'''
|'''7 March'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and World Trade Ctr Ter.
|-
|rowspan=10|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''26 December'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=2|'''2002'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite ITE Pasir Panjang along Telok Blangah Rd.
|-
|{{TBC}}
|style='text-align:left'|First bus from HarbourFront Int revised to 0630 hrs on Sundays and Public Holidays.
|-
|'''2006'''
|'''30 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 336 and opposite Blk 334 along Bt Batok West Ave 7.
|-
|{{Bus/D|188|note=Choa Chu Kang ↔ HarbourFront}} {{Bus/D|188A|PAST|note=Choa Chu Kang → Choa Chu Kang Gr}}
|rowspan=2|'''2010'''
|'''5 July'''
|style='text-align:left'|{{Bus/D|188A|PAST|note=Introduced from Choa Chu Kang Int to Choa Chu Kang Gr (ITE College West) during morning peak hours on weekdays.}}
|-
|rowspan=4|Choa Chu Kang ↔ HarbourFront
|'''13 September'''
|style='text-align:left'|{{Bus/D|188A|PAST|note=Discontinued.}}
|-
|'''2015'''
|'''22 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''16 December'''
|style='text-align:left'|Amended to new Choa Chu Kang Int.
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves relocated bus stop after Clementi Swim Cplx along AYE.
|}

==Service 189==
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=19|{{SBS}}
|rowspan=6|Commonwealth Ave ↔ South Canal
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 193A as a service between Commonwealth Ave Ter and Sth Canal Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=2|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''1978'''
|'''22 January'''
|style='text-align:left'|Amended to ply Commonwealth Ave, Queensway, Commonwealth Dr, Commonwealth Ave and Queen's Circus with the conversion of Farrer Circus into a traffic-signal controlled junction.
|-
|rowspan=4|Commonwealth Ave ↺ Empress Pl
|rowspan=3|'''1979'''
|rowspan=2|'''15 January'''
|style='text-align:left'|Amended to loop at Empress Pl from Commonwealth Ave Ter.
|-
|style='text-align:left'|Amended to ply Jln Bt Merah, Kg Bahru Rd and New Bridge Rd/Neil Rd, skipping Commonwealth Dr, Tiong Bahru Rd and Outram Rd.
|-
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Commonwealth Ave Ter, skipping Parsi Rd and Anson Rd.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|Buona Vista ↺ Empress Pl
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|rowspan=4|Bukit Batok ↔ Marina Ctr
|'''1985'''
|'''24 November'''
|style='text-align:left'|Extended to Bt Batok Ter and Marina Ctr Ter.
|-
|'''1986'''
|'''30 November'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter along Raffles Blvd.
|-
|rowspan=2|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to Bt Batok Int.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Marina Ctr Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|Bukit Batok ↺ Clementi West St 2
|'''1991'''
|'''28 April'''
|style='text-align:left'|Shortened to loop at Clementi West St 2 from Bt Batok Int, integrated with Service 366 and amended to ply Bt Batok Ctrl, Bt Batok Ave 1, Bt Batok East Ave 6 and Bt Batok St 23 under TransitLink Network Integration Exercise Phase 4.
|-
|rowspan=4|Bukit Batok ↺ West Coast Ferry Ter
|'''1995'''
|'''6 May'''
|style='text-align:left'|Extended to loop at West Coast Ferry Ter, skipping Clementi West St 2.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Amended to ply PIE and Clementi Ave 6, skipping Toh Tuck Ave.
|-
|'''1999'''
|'''20 September'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite West Bay Resort Condo along West Coast Rd.
|-
|rowspan=8|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''2000'''
|'''18 June'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|Bukit Batok ↺ Kent Ridge
|'''2001'''
|'''15 April'''
|style='text-align:left'|Shortened to loop at Kent Ridge Ter.
|-
|rowspan=4|{{Bus/D|189|note=Bukit Batok ↺ Kent Ridge}}{{Bus/D|189A|note=Bukit Batok → Bt Batok St 23}}
|rowspan=2|'''2009'''
|'''5 January'''
|style='text-align:left'|{{Bus/D|189A|note=Introduced from Bt Batok Int to Bt Batok St 23 (Opp Midview Bldg) during morning peak hours on weekdays.}}
|-
|'''1 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''12 June'''
|style='text-align:left'|{{Bus/D|189A|note=Extended to operate after the last bus of Service 189 daily.}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|189A|note=Last bus extended to 0100 hrs daily.}}
|-
|rowspan=5|{{Bus/D|189|note=Bukit Batok ↺ Clementi Ave 1}}{{Bus/D|189A|note=Bukit Batok → Bt Batok St 23}}
|rowspan=2|'''2014'''
|rowspan=2|'''23 November'''
|style='text-align:left'|Amended to loop at Clementi Ave 1 with the introduction of Service 201, skipping West Coast Rd and Kent Ridge Ter.
|-
|style='text-align:left'|{{Bus/D|189|note=Last bus extended to 2315 hrs daily.}}
|-
|rowspan=3|{{TTS}} '''(Current)'''
|'''2016'''
|'''29 May'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2019'''
|'''5 October'''
|{{Bus/D|189A|note=Last bus extended to 0110 hrs daily.}}
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves additional bus stop after Clementi Swim Cplx along AYE.
|}

==Service 189A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{TIBS}}
|rowspan=2|Bt Batok ↺ Harbour Dr
|'''2001'''
|'''15 April'''
|style='text-align:left'|Introduced between Bt Batok Int and Harbour Dr (Loop), operating at selected timings only.
|-
|'''2003'''
|'''4 May'''
|style='text-align:left'|Discontinued.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 170 - 179

2026-04-25T09:26:53Z

Singapore Buses: /* Service 170X */

==Service 170==
{| class="wikitable" style='text-align:center'
|-
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|{{UBC}}
|rowspan=5|Queen St ↔ Johore Bahru
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Queen St Ter and Johore Bahru Ter as a cross border service under [[1971 Bus Reorganisation]].
|-
|rowspan=37|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|'''1979'''
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd and Ophir Rd (towards Queen St Ter) and amended to ply Rochor Canal Rd and Bt Timah Rd, skipping Bencoolen St, Middle Rd, Selegie Rd and Mackenzie Rd (towards Johore Bahru Ter) with the conversion of Rochor Canal Rd and Rochor Rd to one-way traffic.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Queen St Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|'''1985'''
|'''13 October'''
|style='text-align:left'|Amended to the relocated Queen St Ter along Ban San St.
|-
|rowspan=5|Queen St ↔ Larkin (Johor Bahru)
|rowspan=2|'''1996'''
|rowspan=2|'''1 January'''
|style='text-align:left'|Amended to Larkin Ter.
|-
|style='text-align:left'|Last bus from Larkin Ter extended to 0010 hrs on Sundays and Public Holidays.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside KK Women & Child Hosp along Bt Timah Rd.
|-
|'''1999'''
|'''19 July'''
|style='text-align:left'|Serves new bus stop outside Woodlands CIQ along Woodlands Rd.
|-
|rowspan=3|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop before Goldhill Ave along Dunearn Rd.
|-
|rowspan=5|{{Bus/D|170|style=background-color:#f00;color:#fff;border:1px solid #000|note=Queen St ↔ Larkin (Johor Bahru)}}
|-
|'''3 September'''
|style='text-align:left'|{{Bus/D|170|style=background-color:#f00;color:#fff;border:1px solid #000|note=Designated with red plate.}}
|-
|'''2003'''
|'''10 November'''
|style='text-align:left'|Amended to ply Jln Lingkaran Dalam towards Larkin Ter, skipping Jln Tun Abdul Razak.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Skips temporarily closed bus stop outside Assumption Voc Inst along Upp Bt Timah Rd to facilitate the construction of Cashew station along the Downtown Line.
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|rowspan=2|{{Bus/D|170|note=Queen St ↔ Larkin (Johor Bahru)}}
|'''2014'''
|'''March'''
|style='text-align:left'|{{Bus/D|170|style=background-color:#f00;color:#fff;border:1px solid #000|note={{Bus/D|170|note=Introduction of Scania K230UB buses (with electronic displays) to replace Volvo B10M buses (without electronic displays).}}}}
|-
|rowspan=2|'''2015'''
|'''1 March'''
|style='text-align:left'|Serves reinstated bus stop outside Assumption Pathway Sch along Upp Bt Timah Rd.
|-
|rowspan=7|{{Bus/D|170|note=Queen St ↔ Larkin (Johor Bahru)}}{{Bus/D|170A|PAST|note=Queen St → Woodlands Ctr Rd}}
|'''27 December'''
|style='text-align:left'|{{Bus/D|170A|PAST|note=Introduced as a full day short-trip service from Queen St Ter to Woodlands Ctr Rd (Woodlands Train Checkpt).}}
|-
|'''2016'''
|'''11 December'''
|style='text-align:left'|Serves new bus stop opposite Blk 635A along Woodlands Rd.
|-
|rowspan=2|'''2017'''
|'''28 May'''
|style='text-align:left'|Skips removed bus stop opposite Mandai Rd along Woodlands Rd.
|-
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2018'''
|'''10 June'''
|style='text-align:left'|Serves new bus stop before Yew Tee Flyover along Woodlands Rd.
|-
|'''28 October'''
|style='text-align:left'|Skips bus stop before Winstedt Rd along Bt Timah Rd with the relocation of the bus stop outside Newton FC.
|-
|'''2019'''
|'''24 February'''
|style='text-align:left'|Serves reinstated bus stop before Winstedt Rd along Bt Timah Rd outside Newton FC.
|-
|rowspan=2|{{Bus/D|170|note=Queen St ↺ Woodlands Ctr Rd}}{{Bus/D|170A|PAST|note=Queen St → Woodlands Ctr Rd}}
|'''2020'''
|'''18 March'''
|style='text-align:left'|{{Bus/D|170|note=Temporarily shortened to loop at Woodlands Ctr Rd from Queen St Ter due to Movement Control Order in Malaysia, skipping Woodlands Crossing, Johor Bahru and Larkin Ter.}}
|-
|rowspan=2|'''2021'''
|'''11 April'''
|style='text-align:left'|Amended to ply the extended southbound Upp Bt Timah Rd towards Queen St Ter, skipping Jln Anak Bt.
|-
|{{Bus/D|170|note=Queen St ↺ Woodlands Ctr Rd}}
|'''19 May'''
|style='text-align:left'|{{Bus/D|170A|PAST|note=Temporary suspension of service due to Phase 2 (Heightened Alert) measures.}}
|-
|rowspan=2|{{Bus/D|170A|PAST|note=Queen St ↔ Woodlands Ctr Rd}}
|rowspan=4|'''2022'''
|rowspan=2|'''1 April'''
|style='text-align:left'|{{Bus/D|170|note=Temporary suspension of service.}}
|-
|style='text-align:left'|{{Bus/D|170A|PAST|note=Resumed normal operations but converted to bi-directional service between Queen St Ter and Woodlands Centre Rd (Woodlands Train Checkpt).}}
|-
|rowspan=4|{{Bus/D|170|note=Queen St ↔ Larkin (Johor Bahru)}}
|rowspan=2|'''1 May'''
|style='text-align:left'|{{Bus/D|170|note=Resumed normal operations between Queen St Ter and Larkin Ter.}}
|-
|style='text-align:left'|{{Bus/D|170A|PAST|note=Discontinued.}}
|-
|'''2024'''
|'''1 September'''
|style='text-align:left'|Amended to ply Arab St, Weld Rd, and Jln Besar towards Larkin Ter with the partial closure of Queen St to facilitate the construction of the North-South Corridor (NSC), skipping Rochor Rd.
|-
|'''2025'''
|'''15 September'''
|style='text-align:left'|First bus from Johor Bahru Checkpt to be brought forward to 0450 hrs on weekdays.<ref name=15Sep25>[//web.archive.org/web/20250906005501/https://www.sbstransit.com.sg/news/change-in-first-bus-timing-for-services-160-170-and-170x-from-monday-15-september-2025 Change in First Bus Timing for Services 160, 170 and 170X From Monday, 15 September 2025] SBS Transit (3 September 2025). Archived on 6 September 2025.</ref>
|}

==Service 170X==
{| class="wikitable" style='text-align:center'
|-
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|{{Bus/D|170|style=background-color:#0cf;color:#f00;border:1px solid #000|note=Kranji Stn ↔ Larkin (Johor Bahru)}}
|'''2000'''
|'''3 September'''
|style='text-align:left'|{{Bus/D|170|style=background-color:#0cf;color:#f00;border:1px solid #000|note=Introduced between Woodlands Rd (Opp Kranji Stn) and Larkin Ter (Johor Bahru), designated with blue plate.}}
|-
|rowspan=5|{{Bus/D|170|style=background-color:#0cf;color:#f00;border:1px solid #000|note=Kranji Stn ↔ Kotaraya II (Johor Bahru)}}
|'''2003'''
|'''10 November'''
|style='text-align:left'|Amended to Kotaraya II Ter via Jln Gertak Merah, skipping Jln Tun Abdul Razak.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Last bus from Woodlands Rd (Opp Kranji Stn) revised to 0015 hrs on Saturdays, and 2300 hrs on Sundays and Public Holidays.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Last bus from Woodlands Rd (Opp Kranji Stn) revised to 2310 hrs on Saturdays.
|-
|'''16 December'''
|style='text-align:left'|Serves additional bus stop outside JB Sentral along Jln Tun Abdul Razak towards Kotaraya II Ter.
|-
|'''2009'''
|'''11 May'''
|style='text-align:left'|Last bus from Woodlands Rd (Opp Kranji Stn) revised to 2330 hrs on weekdays and 2400 hrs on Saturdays.
|-
|rowspan=2|{{Bus/D|170X|note=Kranji Stn ↺ JB Sentral (Johor Bahru)}}
|rowspan=2|'''2014'''
|'''March'''
|style='text-align:left'|{{Bus/D|170|style=background-color:#0cf;color:#f00;border:1px solid #000|note={{Bus/D|170X|note=Introduction of Scania K230UB buses (with electronic displays) to replace Volvo B10M buses (without electronic displays).}}}}
|-
|'''1 November'''
|style='text-align:left'|Amended to loop at Jln Tun Abdul Razak with the permanent closure of Kotaraya II Ter.
|-
|rowspan=2|{{Bus/D|170X|note=Kranji Stn ↔ JB Sentral (Johor Bahru)}}
|'''2015'''
|'''1 March'''
|style='text-align:left'|Amended to JB Sentral Ter, skipping Jln Tun Abdul Razak.
|-
|'''2017'''
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|{{N/A}}
|'''2020'''
|'''18 March'''
|style='text-align:left'|Service temporarily suspended due to Movement Control Order in Malaysia.
|-
|rowspan=6|{{Bus/D|170X|note=Kranji Stn ↔ JB Sentral (Johor Bahru)}}
|'''2022'''
|'''1 May'''
|style='text-align:left'|Resumed normal operations.
|-
|'''2023'''
|{{TBC}}
|style='text-align:left'|First bus from JB Sentral Ter revised to 0828 hrs on weekdays and ceased operations from JB Sentral Ter between 1636 hrs & 2009 hrs from Mondays to Thursdays.
|-
|'''2024'''
|{{TBC}}
|style='text-align:left'|Revised to cease operations from JB Sentral Ter after 1630 hrs on Fridays, and throughout the day on Saturdays, Sundays & Singapore Public Holidays.
|-
|rowspan=3|'''2025'''
|'''15 September'''
|style='text-align:left'|First bus from Johor Bahru Checkpt brought forward to 0450 hrs on weekdays.<ref name=15Sep25/>
|-
|rowspan=2|'''15 December'''
|style='text-align:left'|First bus from JB Sentral Ter revised to 1305 hrs on Mondays to Thursdays.
|-
|style='text-align:left'|Revised to cease operations from JB Sentral Ter after 1556 hrs on Mondays to Thursdays, and throughout the day on Fridays to Sundays & Singapore Public Holidays.
|}

==Service 171==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=7|Sembawang ↔ Queen St
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Sembawang Ter and Queen St Ter under [[1971 Bus Reorganisation]].
|-
|rowspan=2|'''1973'''
|'''25 June'''
|style='text-align:left'|Amended to ply Mandai Lake Rd in both directions until 2200 hours daily.
|-
|rowspan=13|{{SBS}}
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|'''1979'''
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd, Ophir Rd and Ban San St (towards Queen St Ter) and amended to ply Rochor Canal Rd and Bt Timah Rd, skipping Bencoolen St, Middle Rd, Selegie Rd and Mackenzie Rd (towards Sembawang Ter) with the conversion of Rochor Canal Rd and Rochor Rd to one-way traffic.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Queen St Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|'''1984'''
|'''15 April'''
|style='text-align:left'|Amended to ply Scotts Rd, Orchard Rd and Victoria St/Nth Bridge Rd, skipping Bt Timah Rd and Sungei Rd/Rochor Canal Rd.
|-
|'''1985'''
|'''13 October'''
|style='text-align:left'|Amended to the relocated Queen St Ter along Ban San St, skipping Arab St.
|-
|rowspan=5|Yishun ↔ Queen St
|rowspan=4|'''1987'''
|'''18 January'''
|style='text-align:left'|Amended to Yishun Ctrl Ter.
|-
|'''23 August'''
|style='text-align:left'|Amended to Yishun Int.
|-
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|rowspan=23|Yishun ↔ Marina Ctr
|'''1993'''
|'''3 January'''
|style='text-align:left'|Extended to Marina Ctr Ter and amended to ply Bt Panjang Rd, Pending Rd and Cashew Rd under TransitLink Network Integration Exercise Phase 11.
|-
|'''1994'''
|'''26 April'''
|style='text-align:left'|Amended to skip Mandai Lake Rd and amended to ply Mandai Ave with the introduction of Service 138.
|-
|rowspan=3|'''1995'''
|'''7 May'''
|style='text-align:left'|Amended to ply Orchard Turn.
|-
|rowspan=21|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=2|'''5 November'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|style='text-align:left'|First bus from Yishun Int revised to 0530 hrs daily.
|-
|'''1999'''
|'''26 December'''
|style='text-align:left'|Amended to ply BKE, Bt Panjang Rd, Petir Rd, Jelebu Rd under Bukit Panjang LRT Rationalisation, skipping Woodlands Rd and Cashew Rd.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop before Goldhill Ave along Dunearn Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves additional bus stop opposite Sembawang Air Base along Sembawang Rd.
|-
|rowspan=2|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves the bus stop outside Blk 923 along Yishun Ave 2, skipping the bus stop outside Northpoint Shop Ctr.
|-
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves the bus stop outside Northpoint Shop Ctr along Yishun Ave 2, skipping the bus stop outside Blk 923.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|rowspan=2|'''2009'''
|'''1 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''21 June'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Mandai Crematorium & Columbarium along Mandai Ave.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Skips temporarily closed bus stop outside Assumption Voc Inst along Upp Bt Timah Rd to facilitate the construction of Cashew station along the Downtown Line.
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|rowspan=3|'''2015'''
|'''1 March'''
|style='text-align:left'|Serves reinstated bus stop outside Assumption Pathway Sch along Upp Bt Timah Rd.
|-
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|'''27 December'''
|style='text-align:left'|Serves new bus stop outside Blk 184 along Bt Panjang Rd, skipping the bus stop outside Blk 183.
|-
|'''2017'''
|'''4 September'''
|style='text-align:left'|Skips a pair of bus stops outside and opposite Bt Panjang Plaza along Jelebu Rd.
|-
|'''2018'''
|'''25 February'''
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Blk 180 along Jelebu Rd.
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/dam/ltagov/news/press/2019/20190807_Yishun_ITH_loc_map_Annex.pdf Yishun ITH Location Map] Land Transport Authority (7 August 2019).</ref>
|-
|rowspan=2|Yishun ↺ Upper Bukit Timah Rd
|'''2020'''
|'''30 August'''
|style='text-align:left'|Shortened to loop at Upp Bt Timah Rd from Yishun Int under Downtown Line 2 Rationalisation.
|-
|{{TTS}} '''(Current)'''
|'''2021'''
|'''5 September'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/655b1c5812446684fea72e11_Sembawang-Yishun-update-30-aug.jpg Sembawang-Yishun Bus Package] Tower Transit Singapore (25 August 2021).</ref>
|}

==Service 172==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=9|Lim Chu Kang ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lim Chu Kang Ter and Prince Edward Ter under [[1971 Bus Reorganisation]].
|-
|rowspan=13|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to skip Choa Chu Kang Rd End under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1976'''
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|rowspan=3|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd towards Prince Edward Ter with the conversion of Rochor Canal Rd to one-way traffic.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Prince Edward Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|'''1980'''
|{{TBC}}
|style='text-align:left'|Amended to ply Bt Timah Rd towards Lim Chu Kang Ter, skipping Mackenzie Rd.
|-
|Lim Chu Kang ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|Lim Chu Kang ↺ Jln Anak Bt
|'''1991'''
|'''26 May'''
|style='text-align:left'|Shortened to loop at Jln Anak Bt from Lim Chu Kang Ter under TransitLink Network Integration Exercise Phase 5.
|-
|rowspan=3|Boon Lay ↺ Jln Anak Bt
|'''1993'''
|'''3 January'''
|style='text-align:left'|Amended to Boon Lay Int under TransitLink Network Integration Exercise Phase 11.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|Amended to ply Sg Tengah Rd with the partial closure of Choa Chu Kang Rd.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Blk 464 along Choa Chu Kang Ave 3.
|-
|rowspan=10|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=10|Boon Lay ↔ Choa Chu Kang
|rowspan=2|'''1999'''
|rowspan=2|'''26 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|style='text-align:left'|Shortened to Choa Chu Kang Int under Bukit Panjang LRT Rationalisation.
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Sunshine Pl along Choa Chu Kang Ave 3.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=2|'''2009'''
|'''1 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2011'''
|'''23 October'''
|style='text-align:left'|Skips a pair of removed bus stops after LP 222 and B27 Old Choa Chu Kang Rd along Old Choa Chu Kang Rd.
|-
|'''2013'''
|'''24 February'''
|style='text-align:left'|Serves new bus stop outside Blk 293 along Choa Chu Kang Ave 1.
|-
|'''2018'''
|'''16 December'''
|style='text-align:left'|Amended to new Choa Chu Kang Int.
|-
|'''2025'''
|'''8 June'''
|style='text-align:left'|Skips a pair of removed bus stops opposite and outside Jalan Bahar Power Station and serve relocated bus stop before Nanyang Ave along Jalan Bahar.<ref>[https://www.lta.gov.sg/content/ltagov/en/newsroom/2025/5/news-releases/opening-of-realigned-lim-chu-kang-road-from-8-june-2025.html Opening of Realigned Lim Chu Kang Road from 8 June 2025] Land Transport Authority (26 May 2025)</ref>
|}</onlyinclude>

==Service 173==
{| class="wikitable" style='text-align:center'
|-
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=10|Princess Elizabeth ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Princess Elizabeth Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|rowspan=14|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Princess Elizabeth Ter with the conversion of Orchard Rd to one-way traffic.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards New Bridge Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|'''1986'''
|'''16 November'''
|style='text-align:left'|Serves new staggered bus stop outside Thong Teck Bldg along Scotts Rd, skipping the bus stop outside Metro Orchard.
|-
|rowspan=4|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Princess Elizabeth Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Princess Elizabeth Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along South Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|Bukit Batok ↺ Jln Anak Bt
|'''1990'''
|'''11 March'''
|style='text-align:left'|Extended to start from Bt Batok Int and shortened to loop at Jln Anak Bt.
|-
|rowspan=2|Bukit Batok ↔ Clementi
|'''1991'''
|'''7 April'''
|style='text-align:left'|Integrated with Service 205 and extended to Clementi Int under TransitLink Network Integration Exercise Phase 3.
|-
|'''1992'''
|'''3 May'''
|style='text-align:left'|Amended to ply the western loop of Bt Batok Ctrl and Bt Batok St 21 under TransitLink Network Integration Exercise Phase 7, skipping Bt Batok East Ave 3.
|-
|Bukit Batok ↺ Clementi
|'''1993'''
|'''5 December'''
|style='text-align:left'|Converted to loop service between Bt Batok Int and Clementi Int with the introduction of Service 156 under TransitLink Network Integration Exercise Phase 13.
|-
|rowspan=6|{{Bus/D|173|note=Bukit Batok ↺ Clementi}}{{Bus/D|173A|PAST|note=Jln Anak Bt → Jln Jurong Kechil}}
|'''1999'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|173A|PAST|note=Introduced from Jln Anak Bt (PIE Flyover) to Jln Jurong Kechil (Bef Upp Bt Timah Rd) during morning peak hours on weekdays.}}
|-
|rowspan=11|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''2000'''
|'''24 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=2|'''2003'''
|rowspan=2|'''12 October'''
|style='text-align:left'|Serves bus stop opposite Bt Timah Plaza along Jln Anak Bt with the removal of the bus stop under the PIE Flyover.
|-
|style='text-align:left'|{{Bus/D|173A|PAST|note=Extended to start at Opposite Bt Timah Plaza with the removal of the bus stop under PIE Flyover.}}
|-
|rowspan=2|'''2006'''
|'''16 July'''
|style='text-align:left'|Amended to ply Bt Batok Ave 1 and Bt Batok East Ave 6 and amended to ply Hume Ave, skipping Hillview Rd.
|-
|'''29 October'''
|style='text-align:left'|Amended to loop at Clementi Temp Int.
|-
|Bukit Batok ↺ Clementi
|rowspan=2|'''2007'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|173A|PAST|note=Discontinued.}}
|-
|rowspan=7|{{Bus/D|173|note=Bukit Batok ↺ Clementi}}{{Bus/D|173A|note=Bukit Batok → Bt Batok East Ave 4}}
|'''11 November'''
|style='text-align:left'|{{Bus/D|173A|note=Introduced from Bt Batok Int to Bt Batok East Ave 4 (Blk 254), operating after the last bus of Service 173 daily.}}
|-
|'''2011'''
|'''26 November'''
|style='text-align:left'|Amended to loop at Clementi Integrated Transport Hub.
|-
|rowspan=2|'''2013'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|173A|note=Last bus extended to 0100 hrs daily.}}
|-
|'''21 April'''
|style='text-align:left'|{{DWAB}}
|-
|'''2015'''
|'''27 December'''
|style='text-align:left'|Amended to ply the upgraded Upp Bt Timah Rd towards Clementi Int, skipping Jln Anak Bt.
|-
|rowspan=3|{{TTS}} '''(Current)'''
|'''2016'''
|'''29 May'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2019'''
|'''5 October'''
|style='text-align:left'|{{Bus/D|173A|note=Last bus extended to 0110 hrs daily.}}
|-
|{{Bus/D|173|note=Bukit Batok ↔ Clementi}}{{Bus/D|173A|note=Bukit Batok → Bt Batok East Ave 4}}
|'''2025'''
|'''26 October'''
|style='text-align:left'|Converted to bi-directional service between Bukit Batok Int and Clementi Int.
|}

==Service 174==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=20|Nanyang Technological Institute ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Nanyang University Ter and New Bridge Rd Ter under [[1971 Bus Reorganisation]].
|-
|rowspan=43|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Nanyang University Ter with the conversion of Orchard Rd to one-way traffic.
|-
|rowspan=2|'''1975'''
|rowspan=2|'''9 November'''
|style='text-align:left'|Amended to ply Farrer Rd, Holland Rd and Napier Rd, skipping Stevens Rd and Scotts Rd.
|-
|style='text-align:left'|Amended to realigned Jurong Rd, skipping Old Jurong Rd.
|-
|'''1977'''
|'''19 June'''
|style='text-align:left'|Amended to ply Orchard Blvd and Grange Rd towards Nanyang University Ter with the full conversion of Orchard Rd to one-way traffic.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards New Bridge Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|'''1982'''
|'''23 August'''
|style='text-align:left'|Amended to serve NTI via Nanyang Cres and Nanyang Circle between 0600 hrs and 1800 hrs on weekdays & Saturdays.
|-
|'''1984'''
|'''20 October'''
|style='text-align:left'|Amended to ply Bt Batok East Ave 3, Bt Batok St 24, Bt Batok St 23 and interim road with the partial closure of Jurong Rd (between Bt Batok East Ave 3 and Bt Batok St 23).
|-
|rowspan=2|'''1985'''
|'''17 March'''
|style='text-align:left'|Amended to ply Bt Batok Rd, Bt Batok West Ave 3, Bt Batok Ctrl and Bt Batok East Ave 3 with the partial closure of Jurong Rd.
|-
|'''30 November'''
|style='text-align:left'|Amended to ply along the new carriageway of Upp Jurong Rd (between Jln Boon Lay and Benoi Rd).
|-
|'''1986'''
|'''23 March'''
|style='text-align:left'|Amended to ply Jln Bahar, skipping Upp Jurong Rd.
|-
|rowspan=5|'''1987'''
|rowspan=2|'''22 February'''
|style='text-align:left'|Amended to relocated NTI Ter.
|-
|style='text-align:left'|Amended to ply Nanyang Ave, Nanyang Cres and Nanyang Dr.
|-
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Nanyang Technological Institute Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Nanyang Technological Institute Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''3 June'''
|style='text-align:left'|Amended to ply Nanyang Circle and Student Wk, skipping Nanyang Ave.
|-
|rowspan=2|'''1991'''
|'''20 January'''
|style='text-align:left'|Amended to ply Nanyang Dr, skipping Nanyang Cres.
|-
|rowspan=15|Boon Lay ↔ New Bridge Rd
|'''7 April'''
|style='text-align:left'|Shortened to Boon Lay Int under TransitLink Network Integration Exercise Phase 3.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|'''1993'''
|{{TBC}}
|style='text-align:left'|Amended to ply PIE with the partial closure of Jurong Rd.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Blk 220 along Boon Lay Ave.
|-
|'''1997'''
|'''7 December'''
|style='text-align:left'|Amended to ply South Bridge Rd and Kreta Ayer Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''2000'''
|'''20 February'''
|style='text-align:left'|Serves additional bus stop opposite Blk 333 along Kreta Ayer Rd.
|-
|rowspan=2|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended to ply Upp Cross St and the reinstated New Bridge Rd, skipping Sth Bridge Rd and Kreta Ayer Rd.
|-
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Goh & Goh Bldg along Jln Jurong Kechil.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Cross St/Havelock Rd, Chin Swee Rd and Outram Rd.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd with the partial closure of Somerset Rd.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2008'''
|'''14 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|{{Bus/D|174|note=Boon Lay ↔ New Bridge Rd}} {{Bus/D|174A|PAST|note=Boon Lay Int → Bt Batok Ctrl}}
|rowspan=2|'''2010'''
|'''18 September'''
|style='text-align:left'|{{Bus/D|174A|PAST|note=Introduced from Boon Lay Int to Bt Batok Ctrl (Opp Blk 628) during the partial full day closure of the North South Line between Jurong East and Bukit Batok stations to facilitate the Jurong East Modification Project (JEMP) until 19 September 2010.}}
|-
|rowspan=5|Boon Lay ↔ New Bridge Rd
|'''20 September'''
|style='text-align:left'|{{Bus/D|174A|PAST|note=Discontinued.}}
|-
|'''2011'''
|'''14 August'''
|style='text-align:left'|Serves additional bus stop outside Clarke Quay Stn along Eu Tong Sen St.
|-
|'''2012'''
|'''9 December'''
|style='text-align:left'|Amended to ply Upp Bt Timah Rd and Bt Timah Lk with the partial closure of Jln Jurong Kechil to facilitate the construction of Beauty World station on the Downtown Line.
|-
|'''2014'''
|'''26 January'''
|style='text-align:left'|Amended to ply the reinstated Jln Jurong Kechil, skipping Upp Bt Timah Rd and Bt Timah Lk.
|-
|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves new bus stop after Bt Batok West Ave 3 along Bt Batok Rd with the relocation of the bus stop before PIE.
|-
|rowspan=3|Boon Lay ↔ Kampong Bahru
|rowspan=2|'''2018'''
|rowspan=2|'''10 March'''
|style='text-align:left'|Extended to Kg Bahru Ter with the closure of New Bridge Rd Ter.
|-
|style='text-align:left'|First bus from Kg Bahru Ter brought forward to 0540 hrs daily.
|-
|'''2020'''
|'''27 September'''
|style='text-align:left'|Amended to ply PIE with the permanent closure of Jurong Rd.
|}

==Service 175==
===1st Generation (1971 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=8|Upp Jurong Rd ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Jurong Rd Ter and Prince Edward Ter under [[1971 Bus Reorganisation]].
|-
|rowspan=18|{{SBS}}
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''9 November'''
|style='text-align:left'|Amended to realigned Jurong Rd, skipping Old Jurong Rd.
|-
|rowspan=3|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd towards Prince Edward Ter with the conversion of Rochor Canal Rd to one-way traffic.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Prince Edward Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|rowspan=2|'''1980'''
|'''2 January'''
|style='text-align:left'|Amended to the relocated Upp Jurong Rd Ter along Jln Ahmad Ibrahim.
|-
|{{TBC}}
|style='text-align:left'|Amended to ply Bt Timah Rd towards Upp Jurong Rd Ter, skipping Mackenzie Rd.
|-
|rowspan=5|Pioneer Rd ↔ Prince Edward
|'''1983'''
|'''30 October'''
|style='text-align:left'|Amended to Pioneer Rd Ter.
|-
|'''1984'''
|'''20 October'''
|style='text-align:left'|Amended to ply Bt Batok East Ave 3, Bt Batok St 24, Bt Batok St 23 and interim road with the partial closure of Jurong Rd (between Bt Batok East Ave 3 and Bt Batok St 23).
|-
|rowspan=2|'''1985'''
|'''17 March'''
|style='text-align:left'|Amended to ply Bt Batok Rd, Bt Batok West Ave 3, Bt Batok Ctrl and Bt Batok East Ave 3 with the partial closure of Jurong Rd.
|-
|'''30 November'''
|style='text-align:left'|Amended to ply along the new carriageway of Upp Jurong Rd (between Jln Boon Lay and Benoi Rd).
|-
|'''1986'''
|'''4 May'''
|style='text-align:left'|Amended to skip Jurong Cres.
|-
|rowspan=2|Pioneer Rd ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|rowspan=2|'''1989'''
|'''23 July'''
|style='text-align:left'|Serves new pair of bus stops near Pioneer Rd along Tuas Rd.
|-
|Bukit Batok ↺ Tuas Rd
|'''6 November'''
|style='text-align:left'|Shortened to start from Bt Batok Int and loop at Tuas Rd.
|-
|rowspan=2|Bukit Batok ↺ Jurong West St 91
|'''1990'''
|'''7 July'''
|style='text-align:left'|Shortened to loop at Jurong West St 91, skipping Tuas Rd.
|-
|'''1991'''
|'''20 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 2.
|}

===2nd Generation (1993 - 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=6|Lim Chu Kang ↺ Upp Bt Timah Rd
|'''1993'''
|'''18 July'''
|style='text-align:left'|Introduced between Lim Chu Kang Ter and Upp Bt Timah Rd (Loop).
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|Amended to ply Sg Tengah Rd with the partial closure of Choa Chu Kang Rd.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Lot 1 Shoppers' Mall along Choa Chu Kang Ave 4.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Blk 464 along Choa Chu Kang Ave 3.
|-
|rowspan=2|{{TIBS}}
|'''1999'''
|'''26 December'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Sunshine Pl along Choa Chu Kang Ave 3.
|-
|{{SMB}}
|Bt Panjang ↺ Lim Chu Kang Rd
|'''2005'''
|'''27 February'''
|style='text-align:left'|Amended to start from Bt Panjang Int, loop at Lim Chu Kang Rd and re-numbered Service 975, skipping Choa Chu Kang Int and Upp Bt Timah Rd.
|}

===3rd Generation (since 2007)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBST}} '''(Current)'''
|rowspan=6|Clementi ↔ Lor 1 Geylang
|rowspan=2|'''2007'''
|'''11 March'''
|style='text-align:left'|Introduced between Clementi Temp Int and Lor 1 Geylang Ter, operating between 0600 hrs and 2330 hrs from Clementi Temp Int and Lor 1 Geylang Ter daily.
|-
|'''24 June'''
|style='text-align:left'|Serves new bus stop outside Blk 114 along Depot Rd.
|-
|rowspan=2|'''2011'''
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''10 March'''
|style='text-align:left'|Serves new bus stop after West Coast Highway along West Coast Lk.
|-
|'''2024'''
|'''24 November'''
|style='text-align:left'|Serves new bus stop before West Coast Crescent along West Coast Lk.
|}

==Service 175A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Upp Jurong Rd ↺ Tuas Village
|'''1980'''
|'''2 January'''
|style='text-align:left'|Introduced between Upp Jurong Rd Ter and Tuas Village (Loop).
|-
|'''1983'''
|'''30 October'''
|style='text-align:left'|Discontinued.
|}

==Service 176==
===1st Generation (1971 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|'''United Bus Company'''
|Corporation Dr ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Corporation Dr Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=13|{{SBS}}
|rowspan=4|Corporation Dr ↔ Crawford St
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Crawford St Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|rowspan=2|Boon Lay Gardens ↔ Crawford St
|'''1977'''
|'''28 March'''
|style='text-align:left'|Extended to Boon Lay Gdns Ter.
|-
|rowspan=2|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan and Beach Rd.
|-
|rowspan=2|Clementi ↔ Crawford St
|'''1 June'''
|style='text-align:left'|Shortened to Clementi Ter with the opening of Jurong Int.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Clementi Ter, skipping Parsi Rd and Anson Rd.
|-
|rowspan=5|Clementi ↺ Empress Pl
|'''25 November'''
|style='text-align:left'|Shortened to loop at Empress Pl from Clementi Ter.
|-
|'''1980'''
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|rowspan=2|'''1981'''
|'''21 June'''
|style='text-align:left'|Amended to skip Nepal Circus towards Empress Pl.
|-
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Integrated with Service 146 and discontinued.
|}

===2nd Generation (since 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|rowspan=4|Jurong East ↺ Bukit Panjang
|'''1988'''
|'''24 January'''
|style='text-align:left'|Introduced between Jurong East Int and Bt Panjang Ter (Loop).
|-
|rowspan=3|'''1989'''
|'''16 January'''
|style='text-align:left'|Last bus from Jurong East Int extended to 2345 hrs daily.
|-
|rowspan=2|'''5 March'''
|style='text-align:left'|Amended to ply Bt Batok West Ave 6 and Bt Batok West Ave 3.
|-
|style='text-align:left'|Amended to ply Upp Bt Timah Rd and Bt Panjang Rd, skipping Cashew Rd.
|-
|rowspan=16|Bukit Panjang ↔ Bukit Merah
|'''1990'''
|'''1 July'''
|style='text-align:left'|Integrated with Service 184, amended to start from Bt Panjang Ter and extended to Bt Merah Int.
|-
|rowspan=2|'''1995'''
|'''30 April'''
|style='text-align:left'|Amended to ply Bt Batok East Ave 2, skipping Bt Batok East Ave 4.
|-
|rowspan=14|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|'''1 October'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus from Bt Panjang Ter brought forward to 0545 hrs on Sundays and Public Holidays.
|-
|'''1999'''
|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite ITE Pasir Panjang along Telok Blangah Rd.
|-
|'''2005'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Hillington Green Condo along Hillview Ave, skipping the bus stop outside Hillview Hts.
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|Last bus from Bt Panjang Int brought forward to 2330 hrs daily.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Skips temporarily closed bus stop outside Assumption Voc Inst along Upp Bt Timah Rd to facilitate the construction of Cashew station along the Downtown Line.
|-
|'''2012'''
|'''16 December'''
|style='text-align:left'|Amended to start from and terminate at Jelebu Rd with the opening of Bt Panjang Temp Bus Pk and the closure of Bt Panjang Int.
|-
|rowspan=3|'''2015'''
|'''1 March'''
|style='text-align:left'|Serves reinstated bus stop outside Assumption Pathway Sch along Upp Bt Timah Rd.
|-
|'''22 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''27 December'''
|style='text-align:left'|Serves additional bus stop outside Hillview Stn along Upp Bt Timah Rd.
|-
|rowspan=2|'''2017'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Amended to Bt Panjang Integrated Transport Hub.
|-
|style='text-align:left'|Last bus from Bt Panjang Int extended to 2335 hrs daily.
|-
|'''2025'''
|'''28 September'''
|style='text-align:left'|Serves bus stop outside Blk 184 along Bt Panjang Rd, skipping the bus stop outside Blk 183.<ref>[//web.archive.org/web/20250909164641/https://www.smrt.com.sg/news-publications/newsroom/service-announcements/service-announcement-route-amendment-for-bus-service-176/ Service Announcement - Change in Stopping Point for Bus Service 176] SMRT Corporation (9 September 2025). Archived 10 September 2025.</ref>
|}

==Service 177==
===1st Generation (1978 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=4|Bt Timah ↺ Choa Chu Kang Rd
|'''1978'''
|'''27 November'''
|style='text-align:left'|Introduced between Bt Timah Ter and Choa Chu Kang Rd End (Loop).
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Bt Timah Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|'''1987'''
|'''19 April'''
|style='text-align:left'|Serves new staggered bus stop under the PIE Flyover along Jln Anak Bt, skipping the bus stop opposite Bt Timah Plaza.
|-
|'''1988'''
|'''31 July'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=2|MINDEF Car Pk ↺ Hillview Rd
|rowspan=2|'''1989'''
|'''26 April'''
|style='text-align:left'|Introduced between MINDEF Car Pk and Hillview Rd (Loop) as a peak hour service on weekdays and Saturdays only.
|-
|'''10 July'''
|style='text-align:left'|Morning peak trips revised to operate between 0700 and 0800 hrs.
|-
|rowspan=4|Bukit Batok ↺ Bukit Panjang
|rowspan=3|'''1990'''
|'''12 March'''
|style='text-align:left'|Extended to start from Bt Batok Int and extended to loop at Bt Panjang Ter.
|-
|'''16 July'''
|style='text-align:left'|Morning peak trips from Bt Batok Int revised to operate between 0700 and 0800 hrs. Evening peak trips from Bt Batok Int revised to operate between 1615 and 1715 hrs on weekdays, and between 1200 and 1300 hrs on Saturdays.
|-
|'''17 December'''
|style='text-align:left'|Evening peak trips from Bt Batok Int revised to operate between 1215 and 1315 hrs on Saturdays. Evening peak trips from Bt Panjang Ter revised to operate between 1225 and 1310 hrs on Saturdays.
|-
|rowspan=9|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''1995'''
|'''2 July'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=6|Bukit Batok ↔ Bukit Panjang
|'''1999'''
|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|'''2004'''
|'''25 September'''
|style='text-align:left'|Revised to operate on weekdays only.
|-
|'''2005'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Hillington Green Condo along Hillview Ave, skipping the bus stop outside Hillview Hts.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Last bus (PM peak) from Bt Panjang Int revised to 1830 hrs.
|-
|{{TBC}}
|style='text-align:left'|Last bus (PM peak) from Bt Batok Int revised to 1820 hrs.
|-
|rowspan=3|'''2012'''
|'''1 July'''
|style='text-align:left'|{{DWAB}}
|-
|Bukit Batok ↺ Jelebu Rd
|'''16 December'''
|style='text-align:left'|Amended to loop at Jelebu Rd with the closure of Bt Panjang Int.
|-
|{{Bus/D|177|note=Bukit Batok ↺ Jelebu Rd}}{{Bus/D|177A|PAST|note=Bukit Batok → Jelebu Rd}}
|'''17 December'''
|style='text-align:left'|{{Bus/D|177A|PAST|note=Introduced from Bt Batok Int to Jelebu Rd (Bt Panjang Plaza), operating after the last bus of Service 177 during peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=7|{{TTS}} '''(Current)'''
|rowspan=7|Bukit Batok ↺ Jelebu Rd
|rowspan=3|'''2016'''
|rowspan=2|'''29 May'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|style='text-align:left'|{{Bus/D|177A|PAST|note=Discontinued with the commencement of the Bulim Bus Package.}}
|-
|'''13 June'''
|style='text-align:left'|First bus revised to 0550 hrs (AM Peak) and 1620 hrs (PM Peak) on weekdays.
|-
|'''2017'''
|'''4 September'''
|style='text-align:left'|Serves the bus stop outside Blk 180 along Jelebu Rd, skipping the bus stop outside Bt Panjang Plaza.
|-
|'''2020'''
|'''23 November'''
|style='text-align:left'|Amended to ply non-stop along Hillview Rd and Upp Bt Timah Rd with the closure of Hillview Lk to facilitate the construction of NS Hub.
|-
|'''2024'''
|'''26 August'''
|style='text-align:left'|Amended to ply non-stop along Hillview Rise in both directions with the partial closure of Hillview Ave, serving the bus stop opposite Glendale Pk Condo along Hillview Ave (towards Bukit Batok) temporarily to facilitate the construction of the new CMPB along Hillview Ave.<ref>[//www.towertransit.sg/announcements/upcoming-diversion-to-service-177 Upcoming Diversion to Service 177] Tower Transit Singapore (12 August 2024).</ref>
|-
|'''2025'''
|'''28 April'''
|style='text-align:left'|Amended to ply reinstated Hillview Lk and Hillview Ave, skipping Hillview Rd and Upp Bt Timah Rd.<ref>[//www.towertransit.sg/announcements/reinstatement-of-route-for-service-177 Reinstatement of Route for Service 177] Tower Transit Singapore (17 April 2025).</ref>
|}

==Service 178==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|rowspan=2|Corporation Dr ↔ Upp Bt Timah Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Introduced between Corporation Dr Ter and Upp Bt Timah Rd Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''9 November'''
|style='text-align:left'|Amended to realigned Jurong Rd, skipping Old Jurong Rd.
|-
|Boon Lay Gardens ↔ Upp Bt Timah Rd
|'''1977'''
|'''28 March'''
|style='text-align:left'|Extended to Boon Lay Gdns Ter.
|-
|Jurong ↔ Upp Bt Timah Rd
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int and amended to ply Jurong Rd, skipping Jln Jurong Kechil.
|-
|rowspan=2|Jurong ↔ Woodlands Ctr
|'''1980'''
|'''14 December'''
|style='text-align:left'|Extended to Woodlands Town Ter.
|-
|'''1981'''
|'''29 November'''
|style='text-align:left'|Amended to Woodlands Int.
|-
|rowspan=25|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=4|Woodlands Ctr ↔ Jurong
|'''1983'''
|'''10 July'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1984'''
|'''20 October'''
|style='text-align:left'|Amended to ply Bt Batok East Ave 3, Bt Batok St 24, Bt Batok St 23 and interim road with the partial closure of Jurong Rd (between Bt Batok East Ave 3 and Bt Batok St 23).
|-
|'''1985'''
|'''17 March'''
|style='text-align:left'|Amended to ply Bt Batok Rd, Bt Batok West Ave 3, Bt Batok Ctrl and Bt Batok East Ave 3 with the partial closure of Jurong Rd.
|-
|'''1986'''
|'''6 July'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Bt Batok Sec Sch along Bt Batok East Ave 6.
|-
|Woodlands Ctr ↔ Boon Lay
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int.
|-
|rowspan=10|Woodlands ↔ Boon Lay
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Extended to Woodlands Reg Int.
|-
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite MOE Water Works along Jln Ahmad Ibrahim.
|-
|'''1999'''
|'''19 July'''
|style='text-align:left'|Serves new bus stop outside Woodlands CIQ along Woodlands Rd.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Assyakirin Mque along Corporation Rd.
|-
|rowspan=3|'''2006'''
|{{TBC}}
|style='text-align:left'|Last bus from Woodlands Reg Int brought forward to 2330 hrs daily.
|-
|{{TBC}}
|style='text-align:left'|Last bus from Boon Lay Int brought forward to 2330 hrs daily.
|-
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Skips temporarily closed bus stop outside Assumption Voc Inst along Upp Bt Timah Rd to facilitate the construction of Cashew station along the Downtown Line.
|-
|'''2011'''
|'''23 October'''
|style='text-align:left'|Serves new bus stop outside Intl Business Pk along Jurong Town Hall Rd.
|-
|rowspan=10|{{Bus/D|178|note=Woodlands ↔ Boon Lay}}{{Bus/D|178A|note=Woodlands → Woodlands Rd}}
|rowspan=2|'''2013'''
|'''15 July'''
|style='text-align:left'|{{Bus/D|178A|note=Introduced from Woodlands Reg Int to Woodlands Rd (Kranji Stn) during morning peak hours on weekdays.}}
|-
|'''29 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2015'''
|'''1 March'''
|style='text-align:left'|Serves reinstated bus stop outside Assumption Pathway Sch along Upp Bt Timah Rd.
|-
|rowspan=2|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''11 December'''
|style='text-align:left'|Serves new bus stop opposite Blk 635A along Woodlands Rd.
|-
|rowspan=2|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves relocated bus stop before PIE along Bt Batok Rd.
|-
|'''28 May'''
|style='text-align:left'|Skips removed bus stop opposite Mandai Rd along Woodlands Rd.
|-
|rowspan=2|'''2018'''
|'''25 March'''
|style='text-align:left'|Amended to ply Woodlands Ave 3 and Woodlands Ctr Rd towards Woodlands Temp Int.
|-
|'''10 June'''
|style='text-align:left'|Serves new bus stop before Yew Tee Flyover along Woodlands Rd.
|-
|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 179==
===1st Generation (1974 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=4|Lim Chu Kang ↔ Bt Timah
|'''1974'''
|'''3 February'''
|style='text-align:left'|Introduced between Lim Chu Kang Ter and Bt Timah Ter under 1974 Bus Rationalisation.
|-
|'''1978'''
|'''27 November'''
|style='text-align:left'|Amended to skip Choa Chu Kang Rd End with the introduction of Service 177.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Bt Timah Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|'''1983'''
|'''27 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1985 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBS}}
|rowspan=6|Bukit Batok ↔ New Bridge Rd
|'''1985'''
|'''18 August'''
|style='text-align:left'|Introduced between Bt Batok Ter and New Bridge Rd Ter.
|-
|rowspan=4|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|rowspan=2|'''27 September'''
|style='text-align:left'|Amended to Bt Batok Int.
|-
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Bt Batok Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Bt Batok Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|rowspan=5|Choa Chu Kang ↔ New Bridge Rd
|'''18 December'''
|style='text-align:left'|Extended to Choa Chu Kang Ter and amended to ply Scotts Rd and Orchard Rd.
|-
|rowspan=4|'''1990'''
|'''7 January'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Bt Batok Driving Ctr along Bt Batok West Ave 5.
|-
|'''10 March'''
|style='text-align:left'|Extended to interim terminal along Choa Chu Kang Ave 4.
|-
|'''8 April'''
|style='text-align:left'|Amended to Choa Chu Kang Int.
|-
|'''16 December'''
|style='text-align:left'|Integrated with Service 190 and discontinued.
|}

===3rd Generation (1993 - 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SBS}}
|rowspan=3|Choa Chu Kang Int ↺ Fajar Rd
|'''1993'''
|'''3 January'''
|style='text-align:left'|Introduced between Choa Chu Kang Int and Fajar Rd (Loop) under TransitLink Network Integration Exercise Phase 11.
|-
|rowspan=2|{{TIBS}}
|'''1995'''
|'''2 July'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|'''1999'''
|'''26 December'''
|style='text-align:left'|Discontinued under Bukit Panjang LRT Rationalisation.
|}

===4th Generation (since 2001)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBST}} ''Known as {{SBS|40px}} prior to 1 November 2001''
|rowspan=6|Boon Lay ↺ Nanyang Dr
|'''2001'''
|'''7 January'''
|style='text-align:left'|Introduced between Boon Lay Int and Nanyang Dr (Loop).
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2010'''
|'''8 May'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2014'''
|'''7 December'''
|style='text-align:left'|Serves new bus stop opposite Blk 41 along Nanyang Dr.
|-
|'''2015'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 179A==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}}
|rowspan=4|{{Bus/D|AM|style=border:1px solid|note=Boon Lay ↺ Nanyang Dr}}{{Bus/D|PM|style=border:1px solid|note=Lien Ying Chow Dr → Boon Lay}}
|'''2007'''
|'''1 October'''
|style='text-align:left'|Introduced from Boon Lay Temp Int to Nanyang Dr (Hall 4) during morning peak hours and from Nanyang Dr (Hall 1) to Boon Lay Temp Int during evening peak hours on weekdays, plying express sectors along Jurong West St 63 and Pioneer Rd Nth.
|-
|'''2010'''
|'''8 May'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|'''2014'''
|'''7 December'''
|style='text-align:left'|Serves new bus stop opposite Blk 41 along Nanyang Dr.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|Boon Lay ↺ Nanyang Dr
|'''2025'''
|'''4 August'''
|style='text-align:left'|Evening trips shortened to terminate at Jurong West Street 63 (Pioneer Stn Exit B) and renumbered as Service 179B.
|}

==Service 179B==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SMB}} '''(Current)'''
|Lien Ying Chow Dr → Jurong West Street 63
|'''2025'''
|'''4 August'''
|style='text-align:left'|Renumbered from Service 179A evening trips as a service from Lien Ying Chow Dr (Hall 1) to Jurong West Street 63 (Pioneer Stn Exit B) during evening peak hours on weekdays, plying express sectors along Pioneer Rd Nth.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 160 - 169

2026-04-25T09:09:26Z

Singapore Buses: /* 2nd Generation (since 2001) */

==Service 160==
===1st Generation (1971 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Crawford St ↔ Rotherham Gate
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Crawford St Ter and Rotherham Gate Ter under 1971 Bus Reorganisation.
|-
|'''6 November'''
|style='text-align:left'|Amended to ply Canberra Rd, skipping Admiralty Rd East.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Old Upp Thomson Rd under 1974 Bus Rationalisation.
|-
|rowspan=5|Crawford St ↔ Admiralty Rd West
|'''1976'''
|'''23 August'''
|style='text-align:left'|Amended to Admiralty Rd West Ter.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=2|'''1979'''
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Crawford St Ter) and Weld Rd, Jln Besar and Bt Timah Rd (towards Admiralty Rd West Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''25 November'''
|style='text-align:left'|Amended to ply Upp Thomson Rd, skipping Old Upp Thomson Rd.
|-
|rowspan=6|{{TIBS}}
|rowspan=6|Admiralty Rd West ↔ Crawford St
|'''1983'''
|'''3 April'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1996'''
|'''10 February'''
|style='text-align:left'|Amended to ply Middle Rd towards Crawford St Ter and Jln Sultan, Beach Rd, Middle Rd, Victoria St, Rochor Rd and Rochor Canal Rd towards Admiralty Rd West Ter.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Admiralty Rd West Ter brought forward to 0600 hrs on Sundays and Public Holidays.
|-
|{{TBC}}
|style='text-align:left'|Last bus from Crawford St Ter extended to 2330 hrs on weekdays.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered as Service 980.
|}

===2nd Generation (since 2004)===
<onlyinclude>{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=19|{{SBST}} '''(Current)'''
|rowspan=4|Jurong East ↔ Kotaraya II (Johor Bahru)
|'''2004'''
|'''5 September'''
|style='text-align:left'|Introduced between Jurong East Int and Kotaraya II Ter (Johor Bahru) as a cross border service, operating between 0530 hrs and 2400 hrs from Jurong East Int daily.
|-
|'''2008'''
|'''16 December'''
|style='text-align:left'|Serves additional bus stop outside JB Sentral along Jln Tun Abdul Razak towards Kotaraya II Ter.
|-
|'''2009'''
|'''5 July'''
|style='text-align:left'|Amended to ply Boon Lay Way with the closure of Jurong East St 12 to facilitate the Jurong East Modification Project (JEMP).
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=8|Jurong East ↺ JB Sentral (Johor Bahru)
|'''2014'''
|'''1 November'''
|style='text-align:left'|Amended to loop at Jln Tun Abdul Razak with the permanent closure of Kotaraya II Ter.
|-
|'''2015'''
|'''1 March'''
|style='text-align:left'|Amended to loop at JB Sentral Ter, skipping Jln Tun Abdul Razak.
|-
|'''2016'''
|'''11 December'''
|style='text-align:left'|Serves new bus stop opposite Blk 635A along Woodlands Rd.
|-
|rowspan=3|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves relocated bus stop before PIE along Bt Batok Rd.
|-
|'''28 May'''
|style='text-align:left'|Skips removed bus stop opposite Mandai Rd along Woodlands Rd.
|-
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|'''2018'''
|'''25 March'''
|style='text-align:left'|Amended to ply Woodlands Ave 3 and Woodlands Ctr Rd towards JB Sentral Ter.
|-
|'''10 June'''
|style='text-align:left'|Serves new bus stop before Yew Tee Flyover along Woodlands Rd.
|-
|{{Bus/D|160|note=Jurong East ↺ JB Sentral (Johor Bahru)}}{{Bus/D|160A|note=Jurong East → Bt Batok Rd}}
|'''19 November'''
|style='text-align:left'|{{Bus/D|160A|note=Introduced from Jurong East Temp Int to Bt Batok Rd (Opp Dunearn Sec Sch) during peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=2|{{Bus/D|160|note=Jurong East ↺ Woodlands Ctr Rd}}{{Bus/D|160A|note=Jurong East → Bt Batok Rd}}
|rowspan=2|'''2020'''
|'''18 March'''
|style='text-align:left'|{{Bus/D|160|note=Temporarily shortened to loop at Woodlands Ctr Rd due to Movement Control Order in Malaysia, skipping Woodlands Crossing, Johor Bahru and JB Sentral Ter.}}
|-
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int.
|-
|{{Bus/D|160|note=Jurong East ↺ JB Sentral (Johor Bahru)}}{{Bus/D|160A|note=Jurong East → Bt Batok Rd}}
|'''2022'''
|'''1 May'''
|style='text-align:left'|{{Bus/D|160|note=Reinstated to loop at JB Sentral Ter.}}
|-
|rowspan=3|{{Bus/D|160|note=Jurong Town Hall ↺ JB Sentral (Johor Bahru)}}{{Bus/D|160A|note=Jurong Town Hall → Bt Batok Rd}}
|rowspan=2|'''2023'''
|rowspan=2|'''26 November'''
|style='text-align:left'|Extended to Jurong Town Hall Int.
|-
|style='text-align:left'|{{Bus/D|160|note=First bus brought forward to 0525 hrs daily.}}
|-
|'''2025'''
|'''15 September'''
|style='text-align:left'|{{Bus/D|160|note=First bus from Johor Bahru Checkpt to be brought forward to 0450 hrs on weekdays.<ref name=15Sep25>[//web.archive.org/web/20250906005501/https://www.sbstransit.com.sg/news/change-in-first-bus-timing-for-services-160-170-and-170x-from-monday-15-september-2025 "Change in First Bus Timing for Services 160, 170 and 170X From Monday, 15 September 2025"] SBS Transit, 3 September 2025. Archived on 6 September 2025.</ref>}}
|}

==Service 160A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Rotherham Gate ↔ New Bridge Rd
|rowspan=2|'''1971'''
|'''3 May'''
|style='text-align:left'|Introduced between Rotherham Gate Ter and New Bridge Rd Ter.
|-
|'''10 August'''
|style='text-align:left'|Amended to ply Dunearn Rd, Bt Timah Rd, Newton Circus and Balmoral Rd.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 167 under 1974 Bus Rationalisation.
|}

==Service 160M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBST}}
|rowspan=4|Jurong East ↺ Bukit Batok Rd
|rowspan=3|'''2020'''
|'''26 July'''
|style='text-align:left'|Introduced as a supplementary service between Jurong East Temp Int and Bt Batok Rd (Loop). {{LWAB}}
|-
|'''22 November'''
|style='text-align:left'|Serves a new bus stop outside Blk 460D along Bt Batok West Ave 9.
|-
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int.
|-
|'''2023'''
|'''24 September'''
|style='text-align:left'|Amended to ply Bt Batok West Ave 8, Bt Batok West Ave 2 and Bt Batok Rd and re-numbered as Service 993.
|}

==Service 161==
===1st Generation (1971 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=9|Sembawang Rd End ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Sembawang Rd End Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1976'''
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Prince Edward Ter) and Bt Timah Rd (towards Sembawang Rd End Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|rowspan=4|{{TIBS}}
|'''1983'''
|'''8 May'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|Sembawang Rd End ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1992'''
|'''20 September'''
|style='text-align:left'|Integrated with Service 167 and discontinued under TransitLink Network Integration Exercise Phase 9.
|}

===2nd Generation (since 2002)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=12|{{SBST}} '''(Current)'''
|rowspan=12|Hougang Ctrl ↔ Woodlands
|rowspan=2|'''2002'''
|'''2 June'''
|style='text-align:left'|Introduced between Hougang Ctrl Int and Woodlands Reg Int.
|-
|{{TBC}}
|style='text-align:left'|First bus from Hougang Ctrl Int brought forward to 0545 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''2007'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0545 hrs on weekdays.
|-
|'''24 June'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Innova JC along Woodlands Ave 2.
|-
|'''2014'''
|'''23 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/from-sunday-23-march-2014-five-more-wheelchair-accessible-bus-wab-services-will-be-launched "From Sunday 23 March 2014, Five more Wheelchair Accessible Bus (WAB) Services will be Launched"] SBS Transit, 17 March 2014</ref>
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.<ref>[//www.sbstransit.com.sg/news/services-161-and-168-will-operate-from-the-woodlands-temporary-interchange-from-saturday-12-march-2016 "Services 161 and 168 will operate from the Woodlands Temporary Interchange from Saturday, 12 March 2016"] SBS Transit, 4 February 2016</ref>
|-
|rowspan=3|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/ltagov/en/newsroom/2021/5/news-releases/Woodlands_ITH_to_open.html "Woodlands Integrated Transport Hub to Open on 13 June 2021"] Land Transport Authority, 17 May 2021</ref>
|-
|'''12 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east entrance of Woodlands Integrated Transport Hub.
|-
|'''26 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|rowspan=3|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|'''11 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east exit of Woodlands Integrated Transport Hub.
|-
|'''25 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 162==
===1st Generation (1971 - 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Crawford St ↺ Nee Soon Transit Camp
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Crawford St Ter and Nee Soon Transit Camp (Loop) under 1971 Bus Reorganisation.
|-
|'''5 July'''
|style='text-align:left'|Amended to ply Old Upp Thomson Rd.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

===2nd Generation (1977 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBS}}
|rowspan=3|Ang Mo Kio Ave 6 ↺ Sims Ave
|'''1977'''
|'''21 November'''
|style='text-align:left'|Introduced between Ang Mo Kio Ave 6 Ter and Sims Ave (Loop).
|-
|'''1978'''
|'''29 December'''
|style='text-align:left'|Coverted to a semi-express service and amended to ply Lor Chuan and Upp Serangoon Rd.
|-
|'''1979'''
|'''10 September'''
|style='text-align:left'|Serves all bus stops along Lor Chuan and Upp Serangoon Rd.
|-
|rowspan=9|Ang Mo Kio ↺ Sims Ave
|'''1980'''
|'''6 January'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|rowspan=2|'''1981'''
|'''10 May'''
|style='text-align:left'|Skips bus stop before Braddell Flyover along Braddell Rd.
|-
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1982'''
|'''11 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd and Geylang Bahru, skipping Jln Kolam Ayer.
|-
|rowspan=3|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Ang Mo Kio Ctrl 2 Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''20 June'''
|style='text-align:left'|Amended to ply CTE towards Sims Ave.
|-
|'''1986'''
|'''16 March'''
|style='text-align:left'|Integrated with Service 77 and amended to ply Boundary Rd, Serangoon Ave 2 and Upp Serangoon Rd, skipping CTE and Braddell Rd.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===3rd Generation (since 2001)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Yio Chu Kang ↺ Shenton Way
|rowspan=2|'''2001'''
|'''26 February'''
|style='text-align:left'|Introduced between Yio Chu Kang Ter and Shenton Way (Loop) as a semi-express day service on weekdays and Saturdays.
|-
|rowspan=3|Yio Chu Kang ↔ Shenton Way
|'''17 December'''
|style='text-align:left'|Amended to Shenton Way Ter and converted to trunk service, serving all bus stops along Bishan Rd and Upp Thomson Rd.
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|First bus from Yio Chu Kang Ter brought forward to 0545 hrs on weekdays.
|-
|rowspan=5|{{Bus/D|162|note=Yio Chu Kang ↔ Shenton Way}}{{Bus/D|162A|PAST|note=Yio Chu Kang → Sin Ming Ave}}
|'''2004'''
|'''5 April'''
|style='text-align:left'|{{Bus/D|162A|PAST|note=Introduced from Yio Chu Kang Ter to Sin Ming Ave (Ai Tong Sch) during morning peak hours on weekdays.}}
|-
|rowspan=2|'''2005'''
|'''19 February'''
|style='text-align:left'|Serves additional pair of bus stops outside One Raffles Lk along Nicoll Highway and after Esplanade Bridge along Esplanade Dr.
|-
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|162|note=First bus from Yio Chu Kang Ter brought forward to 0530 hrs on weekdays.}}
|-
|rowspan=7|Yio Chu Kang ↔ Shenton Way
|'''25 February'''
|style='text-align:left'|{{Bus/D|162A|PAST|note=Discontinued.}}
|-
|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|-
|'''2018'''
|'''11 March'''
|style='text-align:left'|Last bus from Shenton Way Ter extended to 1430 hrs on Saturdays.
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|-
|rowspan=4|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2022/Skipped%20Bus%20Stop%20-%20Closing%20of%20existing%20permanent%20bus%20stop%20at%20Scotts%20Road%20BS40189_LTA%20_Final.pdf "Bus Stop Skipped For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 8 January 2023"] SBS Transit, 27 December 2022</ref>
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2023/Poster%20-%20Bus%20Services%20To%20Call%20At%20Reopened%20Bus%20Stop%20Along%20Scotts%20Road.pdf "Reopening Of Bus Stop For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 27 August 2023"] SBS Transit, 14 August 2023</ref>
|-
|rowspan=2|Yio Chu Kang ↺ Sin Ming Dr
|rowspan=2|'''17 December'''
|style='text-align:left'|Shortened to loop at Sin Ming Dr from Yio Chu Kang Int under Thomson East Coast Line Bus Rationalisation.<ref name="TEL">[//www.lta.gov.sg/content/dam/ltagov/news/press/2023/231117-route-amendment-svc-162.pdf "Route Amendment for Service 162/162M"] Land Transport Authority, 28 November 2023</ref>
|-
|style='text-align:left'|Integrated with Service 162M and converted to a full day service, operating daily.<ref name="TEL"/>
|}

==Service 162X/162M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=5|{{Bus/D|162X|PAST|note=Yio Chu Kang ↺ Temasek Ave}}
|rowspan=2|'''2001'''
|'''25 February'''
|style='text-align:left'|{{Bus/D|162X|PAST|note=Introduced between Yio Chu Kang Ter and Temasek Ave (Loop) as an alternate route of Service 162, operating during off peak periods on weekdays and Saturdays and throughout the day on Sundays and Public Holidays, numbered as Service 162X.}}
|-
|'''16 December'''
|style='text-align:left'|Converted to trunk service, serving all bus stops along Bishan Rd and Upp Thomson Rd.
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|rowspan=6|{{Bus/D|162M|PAST|note=Yio Chu Kang ↺ Temasek Ave}}
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|162X|PAST|note={{Bus/D|162M|PAST|note=Re-numbered Service 162M.}}}}
|-
|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).
|-
|rowspan=3|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.
|-
|'''17 December'''
|style='text-align:left'|Integrated with Service 162 and discontinued under Thomson East Coast Line Bus Rationalisation.
|}

==Service 163==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Upp Thomson Rd ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Yio Chu Kang Rd Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=11|Jln Kayu ↔ Prince Edward
|'''4 October'''
|style='text-align:left'|Extended to Jln Kayu Ter.
|-
|rowspan=15|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''19 July'''
|style='text-align:left'|Amended to ply Coleman St and Hill St, skipping Stamford Rd.
|-
|'''1976'''
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Prince Edward Ter) and Bt Timah Rd (towards Jln Kayu Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''1980'''
|'''13 October'''
|style='text-align:left'|Amended to ply Ang Mo Kio Ave 9 and Ang Mo Kio Ave 4 with the partial closure of Yio Chu Kang Rd to facilitate redevelopment.
|-
|'''1981'''
|'''5 June'''
|style='text-align:left'|Amended to ply the diverted Yio Chu Kang Rd, skipping Ang Mo Kio Ave 9.
|-
|rowspan=2|Jln Kayu ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|rowspan=2|Jln Kayu ↔ Marina Ctr
|'''1989'''
|'''28 May'''
|style='text-align:left'|Shortened to Marina Ctr Ter.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|rowspan=7|Jln Kayu ↔ Toa Payoh
|'''1992'''
|'''3 May'''
|style='text-align:left'|Shortened to Toa Payoh Int under TransitLink Network Integration Exercise Phase 7.
|-
|rowspan=4|{{TIBS}}
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|{{TBC}}
|style='text-align:left'|Skips a pair of temporarily closed bus stops before and after Seletar West Farmway 1 along Jln Kayu.
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1999'''
|'''26 December'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=4|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|rowspan=6|Sengkang ↔ Toa Payoh
|rowspan=2|'''29 December'''
|style='text-align:left'|Extended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Toa Payoh Int brought forward to 0545 hrs on weekdays and Saturdays.
|-
|'''31 December'''
|style='text-align:left'|Serves reinstated pair of bus stops before and after Sengkang West Ave along Jln Kayu.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after Fernvale Lk along Sengkang West Ave.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|rowspan=2|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|PAST|note=Sengkang ↺ Sengkang West Ave}}
|rowspan=2|'''2005'''
|rowspan=2|'''12 March'''
|style='text-align:left'|Amended to ply Fernvale Lane under Sengkang LRT (West Loop) Rationalisation.
|-
|style='text-align:left'|{{Bus/D|163A|PAST|note=Introduced from Sengkang West Ave (Bef Fernvale Lane) to Sengkang Int during morning peak hours and between Sengkang Int and Sengkang West Ave (Loop) during evening peak hours on weekdays under the Sengkang LRT (West Loop) Rationalisation, replacing Service 371.}}
|-
|rowspan=4|Sengkang ↔ Toa Payoh
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|163A|PAST|note=Re-numbered Service 163M.}}
|-
|'''2009'''
|'''22 November'''
|style='text-align:left'|Serves additional bus stop outside Braddell View along Braddell Rd.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Amended to ply the extended Fernvale Lane with the partial closure of Jln Kayu.
|-
|rowspan=2|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|note=Sengkang → Fernvale Lane}}
|rowspan=2|'''2019'''
|'''10 February'''
|style='text-align:left'|{{Bus/D|163A|note=Introduced from Sengkang Int to Fernvale Lane (Bef Sengkang West Rd), operating after the last bus of Service 163 daily.<ref>[//www.sbstransit.com.sg/news/introduction-of-service-163a "Introduction of Service 163A"] SBS Transit, 1 February 2019</ref>}}
|-
|'''22 December'''
|style='text-align:left'|Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.<ref>[//www.sbstransit.com.sg/news/service-163-to-call-at-a-new-bus-stop-along-upper-thomson-road "Service 163 to call at a new bus stop along Upper Thomson Road"] SBS Transit, 9 December 2019</ref>
|-
|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|note=Sengkang → Fernvale Lane}}{{Bus/D|163B|note=Sengkang → Yio Chu Kang Rd}}
|'''2023'''
|'''9 October'''
|style='text-align:left'|{{Bus/D|163B|note=Introduced from Sengkang Int to Yio Chu Kang Rd (NCS Hub) during morning peak hours on weekdays.<ref>[//www.sbstransit.com.sg/news/introduction-of-service-163b "Introduction of Service 163B"] SBS Transit, 27 September 2023</ref>}}
|-
|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|note=Sengkang → Fernvale Lane}}{{Bus/D|163B|note=Sengkang → Yio Chu Kang Rd}}
|'''2025'''
|'''24 November'''
|style='text-align:left'|{{Bus/D|163B|note=Extended to terminate at the bus stop after Lentor Stn Exit 4 along Yio Chu Kang Rd.}}
|}

==Service 163A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Sembawang Hills Dr ↔ Prince Edward
|rowspan=2|'''1971'''
|'''6 July'''
|style='text-align:left'|Introduced between Sembawang Hills Dr and Prince Edward Ter.
|-
|rowspan=2|Sembawang Hills Dr ↺ Tg Pagar Rd
|'''4 October'''
|style='text-align:left'|Extended to loop at Tg Pagar Rd.
|-
|{{SBS}}
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 168 under 1974 Bus Rationalization.
|}

==Service 163M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBST}}
|rowspan=5|Sengkang ↺ Sengkang West Ave
|'''2008'''
|'''28 January'''
|style='text-align:left'|Converted from Short-Trip 163A as a supplementary route variant between Sengkang Int and Sengkang West Ave (Loop).
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0035 hrs daily.
|-
|'''13 October'''
|style='text-align:left'|Amended to ply the extended Fernvale Lane with the partial closure of Jln Kayu.
|-
|'''2019'''
|'''10 February'''
|style='text-align:left'|Discontinued with the introduction of Short-Trip 163A.
|}

==Service 164==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=9|Sembawang Rd End ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Sembawang Rd End Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|{{SBS}}
|'''1973'''
|'''1 November'''
|style='text-align:left'|Operations transferred to SBS.
|-
|rowspan=6|{{TIBS}}
|'''1983'''
|'''8 May'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=2|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Sembawang Rd End Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Neil Rd.
|-
|rowspan=2|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|'''1 October'''
|style='text-align:left'|Discontinued.
|}

==Service 165==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|rowspan=5|Upp Thomson Rd ↔ Jln Boon Lay
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Yio Chu Kang Rd Ter and Jln Boon Lay Ter under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Yio Chu Kang Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=23|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Lornie Rd, Adam Rd, Farrer Rd, Holland Rd, Ulu Pandan Rd and Clementi Rd under 1974 Bus Rationalization.
|-
|Ang Mo Kio Ave 6 ↔ Jln Boon Lay
|'''1977'''
|'''19 September'''
|style='text-align:left'|Extended to Ang Mo Kio Ave 6 Ter.
|-
|Ang Mo Kio Ave 6 ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int.
|-
|rowspan=6|Ang Mo Kio ↔ Jurong
|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''1986'''
|'''1 June'''
|style='text-align:left'|Skips removed bus stop before Ayer Rajah Rd along Clementi Rd.
|-
|'''1987'''
|'''12 August'''
|style='text-align:left'|Skips removed bus stop after Joan Rd along Lornie Rd.
|-
|rowspan=3|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|Ang Mo Kio ↔ Boon Lay
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int temporarily.
|-
|Ang Mo Kio ↔ Clementi
|'''7 July'''
|style='text-align:left'|Shortened to Clementi Int.
|-
|rowspan=11|Hougang Ctrl ↔ Clementi
|'''1995'''
|'''8 January'''
|style='text-align:left'|Extended to Hougang Ctrl Int.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside Blk 836 and outside Blk 830A along Hougang Ctrl.
|-
|rowspan=2|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|{{TBC}}
|style='text-align:left'|First bus from Clementi Int brought forward to 0545 hrs on weekdays.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|'''2009'''
|'''19 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 834 and outside Hougang Polyclinic along Hougang Ave 4.
|-
|'''2011'''
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''2012'''
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway with the partial closure of Adam Rd.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|}

==Service 166==
===1st Generation (1971 - 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=2|Sembawang Rd End ↺ Nee Soon Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Sembawang Rd End Ter and Nee Soon Rd (loop) under 1971 Bus Reorganisation.
|-
|{{SBS}}
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

===2nd Generation (since 1976)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=35|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Ang Mo Kio Ave 6 ↔ New Bridge Rd
|'''1976'''
|'''22 November'''
|style='text-align:left'|Introduced between Ang Mo Kio Ave 6 Ter and New Bridge Rd Ter.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=4|Ang Mo Kio ↔ New Bridge Rd
|rowspan=2|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards New Bridge Rd Ter) and Bt Timah Rd (towards Ang Mo Kio Ave 3 Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|rowspan=4|Ang Mo Kio ↔ Labrador
|'''1984'''
|'''29 January'''
|style='text-align:left'|Extended to Labrador Ter.
|-
|rowspan=2|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Ang Mo Kio Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Ang Mo Kio Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|rowspan=24|Ang Mo Kio ↔ Clementi
|'''27 August'''
|style='text-align:left'|Integrated with Service 146 and extended to Clementi Int.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Blk 324 along Ang Mo Kio Ave 3.
|-
|rowspan=3|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|{{TBC}}
|style='text-align:left'|Skips temporarily closed bus stops outside and opposite Sch of Mechanical & Mfg along Commonwealth Ave West.
|-
|'''10 July'''
|style='text-align:left'|Skips the bus stop outside Plaza By The Pk along Bras Basah Rd.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Last bus from Clementi Int extended to 2400 hrs on Saturdays.
|-
|rowspan=2|'''2001'''
|'''18 February'''
|style='text-align:left'|Serves the bus stop outside Novena Stn along Thomson Rd, skipping the bus stop outside Novena Ch.
|-
|'''18 October'''
|style='text-align:left'|Serves reinstated bus stops outside Dover Stn along Commonwealth Ave West.
|-
|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|'''2003'''
|'''7 December'''
|style='text-align:left'|Serves the bus stop outside Blk 3 along Neil Rd with the abolition of the bus stop outside Everton Pk.
|-
|rowspan=2|'''2005'''
|'''12 June'''
|style='text-align:left'|Serves new bus stop outside Science Pk along AYE.
|-
|'''9 October'''
|style='text-align:left'|Serves additional bus stop outside Clarke Quay Stn along Eu Tong Sen St.
|-
|rowspan=2|'''2006'''
|rowspan=2|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|rowspan=3|'''2011'''
|'''26 June'''
|style='text-align:left'|Serves new bus stop outside The Pinnacle @ Duxton along Neil Rd.
|-
|'''16 October'''
|style='text-align:left'|Amended to ply Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd with the partial closure of Bencoolen St to facilitate the construction of Bencoolen station on the Downtown Line.
|-
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''11 December'''
|style='text-align:left'|Amended to ply the reinstated Bencoolen St, skipping Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd.
|-
|'''2017'''
|'''26 November'''
|style='text-align:left'|Serves bus stop after Hosp Dr along Eu Tong Sen St with the removal of the bus stop before Hosp Dr along Kg Bahru Rd.
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|}

==Service 167==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|rowspan=2|Rotherham Gate ↔ New Bridge Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 160A as a service between Rotherham Gate Ter and New Bridge Rd Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Rotherham Gate Ter with the conversion of Orchard Rd to one-way traffic.
|-
|rowspan=2|Admiralty Rd West ↔ Tg Pagar Rd
|'''1976'''
|'''23 August'''
|style='text-align:left'|Amended to Admiralty Rd West Ter and Tg Pagar Ter.
|-
|rowspan=2|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to temporary terminal along Lim Teck Kim Rd with the closure of Tg Pagar Ter.
|-
|rowspan=3|Admiralty Rd West ↔ Anson Rd
|'''23 December'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Hoe Chiang Rd towards Anson Rd Ter, skipping Lim Teck Kim Rd.
|-
|rowspan=23|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''1983'''
|'''3 April'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=7|Admiralty Rd West ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|rowspan=4|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Admiralty Rd West Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Admiralty Rd West Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn'''.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|rowspan=2|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|rowspan=6|Sembawang Rd End ↔ Bukit Merah
|'''20 September'''
|style='text-align:left'|Integrated with Services 161 and 850, extended to Sembawang Rd End Ter, extended to Bt Merah Int and amended to ply Cecil St/Shenton Way under TransitLink Network Integration Exercise Phase 9, skipping Eu Tong Sen St/Sth Bridge Rd and Tg Pagar Rd.
|-
|'''1995'''
|'''7 May'''
|style='text-align:left'|Amended to ply Orchard Turn.
|-
|'''2001'''
|'''11 February'''
|style='text-align:left'|Amended to ply Canberra Rd and Canberra Lk.
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|rowspan=3|'''2005'''
|'''3 May'''
|style='text-align:left'|Serves additional bus stop outside Victoria Concert Hall along Empress Pl.
|-
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|rowspan=15|Sembawang ↔ Bukit Merah
|'''20 November'''
|style='text-align:left'|Amended to Sembawang Int.
|-
|rowspan=2|'''2006'''
|'''18 February'''
|style='text-align:left'|Serves additional bus stop after Hosp Dr along Eu Tong Sen St.
|-
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|'''2012'''
|'''15 November'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''1 May'''
|style='text-align:left'|Amended to ply Esplanade Dr with the partial closure of Fullerton Rd.
|-
|'''2017'''
|'''26 November'''
|style='text-align:left'|Skips removed bus stop before Hosp Dr along Kg Bahru Rd.
|-
|'''2019'''
|'''22 December'''
|style='text-align:left'|Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.
|-
|rowspan=2|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).
|-
|'''27 December'''
|style='text-align:left'|Serves a pair of new bus stops opposite and before Canberra Dr along Sembawang Rd.
|-
|rowspan=6|{{TTS}} '''(Current)'''
|rowspan=2|'''2021'''
|'''3 October'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/655b1c5812446684fea72e11_Sembawang-Yishun-update-30-aug.jpg "Sembawang-Yishun Bus Package"] Tower Transit Singapore, 25 August 2021.</ref>
|-
|'''26 December'''
|style='text-align:left'|Amended to ply Esplanade Dr towards Bt Merah Int with the closure of Connaught Dr.
|-
|rowspan=3|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2022/Skipped%20Bus%20Stop%20-%20Closing%20of%20existing%20permanent%20bus%20stop%20at%20Scotts%20Road%20BS40189_LTA%20_Final.pdf "Bus Stop Skipped For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 8 January 2023"] SBS Transit, 27 December 2022</ref>
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2023/Poster%20-%20Bus%20Services%20To%20Call%20At%20Reopened%20Bus%20Stop%20Along%20Scotts%20Road.pdf "Reopening Of Bus Stop For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 27 August 2023"] SBS Transit, 14 August 2023</ref>
|-
|'''17 December'''
|style='text-align:left'|Operates at a reduced frequency of 30-minute intervals daily under Thomson East Coast Line Bus Rationalisation.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/65a887a9195b5f98deb32bac_Changes-to-167-scaled-p-1600.jpg "Change in Timetable for Service 167"] Tower Transit Singapore, 30 November 2023</ref>
|-
|'''2025'''
|'''30 March'''
|style='text-align:left'|Serves new bus stop opposite Police Cantonment Cplx along Cantonment Rd.
|}

==Service 168==
===1st Generation (1974 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|-
|rowspan=12|{{SBS}}
|rowspan=2|Sembawang Hills Dr ↔ Tg Pagar Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 163A as a service between Sembawang Hills Dr and Tg Pagar Rd Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Sembawang Hills Dr with the conversion of Orchard Rd to one-way traffic.
|-
|Ang Mo Kio Ave 6 ↺ South Canal
|'''1976'''
|'''15 February'''
|style='text-align:left'|Extended to Ang Mo Kio Ave 6 Ter and amended to Sth Canal Ter.
|-
|Ang Mo Kio Ave 6 ↺ Orchard Rd
|'''1978'''
|'''29 December'''
|style='text-align:left'|Shortened to loop at Orchard Rd from Ang Mo Kio Ave 6 Ter and converted to semi-express service.
|-
|rowspan=8|Ang Mo Kio ↺ Orchard Rd
|rowspan=2|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|'''15 October'''
|style='text-align:left'|Amended to ply Marymount Rd.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''1984'''
|'''16 April'''
|style='text-align:left'|First air-conditioned bus service (7am to 7pm on Mondays to Saturdays).
|-
|rowspan=2|'''1987'''
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1989'''
|'''11 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 2001)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=27|{{SBST}} '''(Current)''' Known as ''{{SBS}} prior to 1 November 2001''
|rowspan=24|Bedok ↔ Woodlands
|rowspan=4|'''2001'''
|'''14 April'''
|style='text-align:left'|Introduced between Bedok Int and Woodlands Reg Int.
|-
|'''22 July'''
|style='text-align:left'|Amended to ply Jln Kayu in both directions.
|-
|{{TBC}}
|style='text-align:left'|First bus from Bedok Int brought forward to 0530 hrs on weekdays and Saturdays.
|-
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0530 hrs on weekdays and Saturdays.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after Tampines Ave 9 along Tampines Ave 10.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after TPE along Tampines Ave 10.
|-
|rowspan=2|'''2006'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Bedok Green Sec Sch along Bedok Nth Ave 3.
|-
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0600 hrs on Sundays and Public Holidays.
|-
|'''2007'''
|'''24 June'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Innova JC along Woodlands Ave 2.
|-
|'''2008'''
|{{TBC}}
|style='text-align:left'|First bus from Bedok Int brought forward to 0600 hrs on Sundays and Public Holidays.
|-
|'''2011'''
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|rowspan=2|'''2012'''
|'''11 March'''
|style='text-align:left'|Serves new bus stop outside Blk 204 along Bedok Nth St 1.
|-
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2014'''
|'''5 October'''
|style='text-align:left'|Serves additional pair of bus stops before and after Punggol Rd along TPE.
|-
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2015'''
|'''8 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite CityLife @ Tampines along Tampines Ave 9.
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.<ref>[//www.sbstransit.com.sg/news/services-161-and-168-will-operate-from-the-woodlands-temporary-interchange-from-saturday-12-march-2016 "Services 161 and 168 will operate from the Woodlands Temporary Interchange from Saturday, 12 March 2016"] SBS Transit, 4 February 2016</ref>
|-
|rowspan=4|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/ltagov/en/newsroom/2021/5/news-releases/Woodlands_ITH_to_open.html "Woodlands Integrated Transport Hub to Open on 13 June 2021"] Land Transport Authority, 17 May 2021</ref>
|-
|rowspan=2|'''12 December'''
|style='text-align:left'|Serves new pair of bus stops before and after Heartbeat @ Bedok along Bedok Nth St 1.
|-
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east entrance of Woodlands Integrated Transport Hub.
|-
|'''26 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|rowspan=2|'''2022'''
|'''11 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east exit of Woodlands Integrated Transport Hub.
|-
|'''25 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|First bus from Bedok Int brought forward to 0530 hrs on Sundays and Public Holidays.
|-
|rowspan=3|{{Bus/D|168|note=Bedok ↔ Woodlands}}{{Bus/D|168A|note=Woodlands → Tampines Ave 4}}
|rowspan=2|'''2024'''
|'''13 May'''
|style='text-align:left'|{{Bus/D|168A|note=Introduced from Woodlands Int to Tampines Ave 4 (Opp Tampines Stn/Int) during peak hours on weekdays and Saturdays. {{LWAB}}}}
|-
|'''19 May'''
|style='text-align:left'|{{Bus/D|168|note=First bus from Woodlands Int brought forward to 0545 hrs on Sundays and Public Holidays.}}
|-
|'''2025'''
|'''26 October'''
|style='text-align:left'|Serves a new pair of bus stops in front of and opposite Blk 961A along Bedok Reservoir Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Bus%20Services%20to%20Call%20at%20New%20Bus%20Stops%20along%20Bedok%20Reservoir%20Road.pdf "Bus Services to Call at New Bus Stops along Bedok Reservoir Road"] SBS Transit, 21 October 2025.</ref>
|}

==Service 169==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBS}}
|Admiralty Rd ↺ Sembawang Rd
|'''1976'''
|'''23 August'''
|style='text-align:left'|Introduced between Admiralty Rd Ter and Sembawang Rd (Loop).
|-
|Admiralty Rd ↔ Ang Mo Kio Ave 6
|'''1977'''
|'''31 January'''
|style='text-align:left'|Extended to Ang Mo Kio Ave 6 Ter.
|-
|Admiralty Rd ↔ Ang Mo Kio
|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|rowspan=5|Woodlands Ctr ↔ Ang Mo Kio
|'''1980'''
|'''14 December'''
|style='text-align:left'|Extended to Woodlands Town Ter.
|-
|rowspan=2|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''29 November'''
|style='text-align:left'|Amended to Woodlands Int and amended to ply Admiralty Rd, skipping Marsiling Dr.
|-
|rowspan=2|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|rowspan=17|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''5 June'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=4|Woodlands ↔ Ang Mo Kio
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|'''10 March'''
|style='text-align:left'|Integrated with Service 857 and amended to ply Admiralty Rd West, Admiralty Rd East, Sembawang Rd, Yishun Ave 2 and Yishun Ave 3 under Woodlands MRT Rationalisation, skipping Canberra Rd.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0530 hrs on Sundays and Public Holidays.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop opposite Blk 324 along Ang Mo Kio Ave 3.
|-
|rowspan=8|{{Bus/D|169|note=Woodlands ↔ Ang Mo Kio}}{{Bus/D|169A|note=Woodlands → Yishun Ave 2}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|169A|note=Introduced from Woodlands Reg Int to Yishun Ave 2 (Northpoint Shop Ctr) during morning peak hours on weekdays.}}
|-
|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|rowspan=2|'''2003'''
|rowspan=2 {{TBC}}
|style='text-align:left'|Serves the bus stop outside Blk 923 along Yishun Ave 2, skipping the bus stop outside Northpoint Shop Ctr.
|-
|style='text-align:left'|{{Bus/D|169A|note=Terminating stop changed to Yishun Ave 2 (Blk 923).}}
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|'''2015'''
|'''11 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2018'''
|'''27 May'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite The Visionaire along Canberra Lk.
|-
|rowspan=5|{{Bus/D|169|note=Woodlands ↔ Ang Mo Kio}}{{Bus/D|169A|note=Woodlands → Yishun Ave 2}}{{Bus/D|169B|note=Woodlands → Woodlands Ave 8}}
|rowspan=3|'''2019'''
|'''25 February'''
|style='text-align:left'|{{Bus/D|169B|note=Introduced from Woodlands Temp Int to Woodlands Ave 8 (Bef Admiralty Rd West) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Canberra Stn along Canberra Lk.
|-
|'''22 December'''
|style='text-align:left'|Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.
|-
|rowspan=2|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.<ref>[//www.smrt.com.sg/getmedia/de37a676-ebeb-4dfd-a7ca-0e9431c4be45/woodlands-int-publicity-poster-(all-services)_final.pdf "Opening Of Woodlands Integrated Transport Hub (WITH) From Sunday, 13 June 2021"] SMRT Corporation, 10 May 2021.</ref>
|-
|{{TTS}} '''(Current)'''
|'''19 September'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/655b1c5812446684fea72e11_Sembawang-Yishun-update-30-aug.jpg "Sembawang-Yishun Bus Package"] Tower Transit Singapore, 25 August 2021.</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 160 - 169

2026-04-25T08:48:34Z

Singapore Buses: /* Service 163 */

==Service 160==
===1st Generation (1971 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Crawford St ↔ Rotherham Gate
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Crawford St Ter and Rotherham Gate Ter under 1971 Bus Reorganisation.
|-
|'''6 November'''
|style='text-align:left'|Amended to ply Canberra Rd, skipping Admiralty Rd East.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Old Upp Thomson Rd under 1974 Bus Rationalisation.
|-
|rowspan=5|Crawford St ↔ Admiralty Rd West
|'''1976'''
|'''23 August'''
|style='text-align:left'|Amended to Admiralty Rd West Ter.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=2|'''1979'''
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Crawford St Ter) and Weld Rd, Jln Besar and Bt Timah Rd (towards Admiralty Rd West Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''25 November'''
|style='text-align:left'|Amended to ply Upp Thomson Rd, skipping Old Upp Thomson Rd.
|-
|rowspan=6|{{TIBS}}
|rowspan=6|Admiralty Rd West ↔ Crawford St
|'''1983'''
|'''3 April'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1996'''
|'''10 February'''
|style='text-align:left'|Amended to ply Middle Rd towards Crawford St Ter and Jln Sultan, Beach Rd, Middle Rd, Victoria St, Rochor Rd and Rochor Canal Rd towards Admiralty Rd West Ter.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Admiralty Rd West Ter brought forward to 0600 hrs on Sundays and Public Holidays.
|-
|{{TBC}}
|style='text-align:left'|Last bus from Crawford St Ter extended to 2330 hrs on weekdays.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered as Service 980.
|}

===2nd Generation (since 2004)===
<onlyinclude>{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=19|{{SBST}} '''(Current)'''
|rowspan=4|Jurong East ↔ Kotaraya II (Johor Bahru)
|'''2004'''
|'''5 September'''
|style='text-align:left'|Introduced between Jurong East Int and Kotaraya II Ter (Johor Bahru) as a cross border service, operating between 0530 hrs and 2400 hrs from Jurong East Int daily.
|-
|'''2008'''
|'''16 December'''
|style='text-align:left'|Serves additional bus stop outside JB Sentral along Jln Tun Abdul Razak towards Kotaraya II Ter.
|-
|'''2009'''
|'''5 July'''
|style='text-align:left'|Amended to ply Boon Lay Way with the closure of Jurong East St 12 to facilitate the Jurong East Modification Project (JEMP).
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=8|Jurong East ↺ JB Sentral (Johor Bahru)
|'''2014'''
|'''1 November'''
|style='text-align:left'|Amended to loop at Jln Tun Abdul Razak with the permanent closure of Kotaraya II Ter.
|-
|'''2015'''
|'''1 March'''
|style='text-align:left'|Amended to loop at JB Sentral Ter, skipping Jln Tun Abdul Razak.
|-
|'''2016'''
|'''11 December'''
|style='text-align:left'|Serves new bus stop opposite Blk 635A along Woodlands Rd.
|-
|rowspan=3|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves relocated bus stop before PIE along Bt Batok Rd.
|-
|'''28 May'''
|style='text-align:left'|Skips removed bus stop opposite Mandai Rd along Woodlands Rd.
|-
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|'''2018'''
|'''25 March'''
|style='text-align:left'|Amended to ply Woodlands Ave 3 and Woodlands Ctr Rd towards JB Sentral Ter.
|-
|'''10 June'''
|style='text-align:left'|Serves new bus stop before Yew Tee Flyover along Woodlands Rd.
|-
|{{Bus/D|160|note=Jurong East ↺ JB Sentral (Johor Bahru)}}{{Bus/D|160A|note=Jurong East → Bt Batok Rd}}
|'''19 November'''
|style='text-align:left'|{{Bus/D|160A|note=Introduced from Jurong East Temp Int to Bt Batok Rd (Opp Dunearn Sec Sch) during peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=2|{{Bus/D|160|note=Jurong East ↺ Woodlands Ctr Rd}}{{Bus/D|160A|note=Jurong East → Bt Batok Rd}}
|rowspan=2|'''2020'''
|'''18 March'''
|style='text-align:left'|{{Bus/D|160|note=Temporarily shortened to loop at Woodlands Ctr Rd due to Movement Control Order in Malaysia, skipping Woodlands Crossing, Johor Bahru and JB Sentral Ter.}}
|-
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int.
|-
|{{Bus/D|160|note=Jurong East ↺ JB Sentral (Johor Bahru)}}{{Bus/D|160A|note=Jurong East → Bt Batok Rd}}
|'''2022'''
|'''1 May'''
|style='text-align:left'|{{Bus/D|160|note=Reinstated to loop at JB Sentral Ter.}}
|-
|rowspan=3|{{Bus/D|160|note=Jurong Town Hall ↺ JB Sentral (Johor Bahru)}}{{Bus/D|160A|note=Jurong Town Hall → Bt Batok Rd}}
|rowspan=2|'''2023'''
|rowspan=2|'''26 November'''
|style='text-align:left'|Extended to Jurong Town Hall Int.
|-
|style='text-align:left'|{{Bus/D|160|note=First bus brought forward to 0525 hrs daily.}}
|-
|'''2025'''
|'''15 September'''
|style='text-align:left'|{{Bus/D|160|note=First bus from Johor Bahru Checkpt to be brought forward to 0450 hrs on weekdays.<ref name=15Sep25>[//web.archive.org/web/20250906005501/https://www.sbstransit.com.sg/news/change-in-first-bus-timing-for-services-160-170-and-170x-from-monday-15-september-2025 "Change in First Bus Timing for Services 160, 170 and 170X From Monday, 15 September 2025"] SBS Transit, 3 September 2025. Archived on 6 September 2025.</ref>}}
|}

==Service 160A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Rotherham Gate ↔ New Bridge Rd
|rowspan=2|'''1971'''
|'''3 May'''
|style='text-align:left'|Introduced between Rotherham Gate Ter and New Bridge Rd Ter.
|-
|'''10 August'''
|style='text-align:left'|Amended to ply Dunearn Rd, Bt Timah Rd, Newton Circus and Balmoral Rd.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 167 under 1974 Bus Rationalisation.
|}

==Service 160M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBST}}
|rowspan=4|Jurong East ↺ Bukit Batok Rd
|rowspan=3|'''2020'''
|'''26 July'''
|style='text-align:left'|Introduced as a supplementary service between Jurong East Temp Int and Bt Batok Rd (Loop). {{LWAB}}
|-
|'''22 November'''
|style='text-align:left'|Serves a new bus stop outside Blk 460D along Bt Batok West Ave 9.
|-
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int.
|-
|'''2023'''
|'''24 September'''
|style='text-align:left'|Amended to ply Bt Batok West Ave 8, Bt Batok West Ave 2 and Bt Batok Rd and re-numbered as Service 993.
|}

==Service 161==
===1st Generation (1971 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=9|Sembawang Rd End ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Sembawang Rd End Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1976'''
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Prince Edward Ter) and Bt Timah Rd (towards Sembawang Rd End Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|rowspan=4|{{TIBS}}
|'''1983'''
|'''8 May'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|Sembawang Rd End ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1992'''
|'''20 September'''
|style='text-align:left'|Integrated with Service 167 and discontinued under TransitLink Network Integration Exercise Phase 9.
|}

===2nd Generation (since 2002)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=12|{{SBST}} '''(Current)'''
|rowspan=12|Hougang Ctrl ↔ Woodlands
|rowspan=2|'''2002'''
|'''2 June'''
|style='text-align:left'|Introduced between Hougang Ctrl Int and Woodlands Reg Int.
|-
|{{TBC}}
|style='text-align:left'|First bus from Hougang Ctrl Int brought forward to 0545 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''2007'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0545 hrs on weekdays.
|-
|'''24 June'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Innova JC along Woodlands Ave 2.
|-
|'''2014'''
|'''23 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/from-sunday-23-march-2014-five-more-wheelchair-accessible-bus-wab-services-will-be-launched "From Sunday 23 March 2014, Five more Wheelchair Accessible Bus (WAB) Services will be Launched"] SBS Transit, 17 March 2014</ref>
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.<ref>[//www.sbstransit.com.sg/news/services-161-and-168-will-operate-from-the-woodlands-temporary-interchange-from-saturday-12-march-2016 "Services 161 and 168 will operate from the Woodlands Temporary Interchange from Saturday, 12 March 2016"] SBS Transit, 4 February 2016</ref>
|-
|rowspan=3|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/ltagov/en/newsroom/2021/5/news-releases/Woodlands_ITH_to_open.html "Woodlands Integrated Transport Hub to Open on 13 June 2021"] Land Transport Authority, 17 May 2021</ref>
|-
|'''12 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east entrance of Woodlands Integrated Transport Hub.
|-
|'''26 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|rowspan=3|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|'''11 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east exit of Woodlands Integrated Transport Hub.
|-
|'''25 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 162==
===1st Generation (1971 - 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Crawford St ↺ Nee Soon Transit Camp
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Crawford St Ter and Nee Soon Transit Camp (Loop) under 1971 Bus Reorganisation.
|-
|'''5 July'''
|style='text-align:left'|Amended to ply Old Upp Thomson Rd.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

===2nd Generation (1977 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBS}}
|rowspan=3|Ang Mo Kio Ave 6 ↺ Sims Ave
|'''1977'''
|'''21 November'''
|style='text-align:left'|Introduced between Ang Mo Kio Ave 6 Ter and Sims Ave (Loop).
|-
|'''1978'''
|'''29 December'''
|style='text-align:left'|Coverted to a semi-express service and amended to ply Lor Chuan and Upp Serangoon Rd.
|-
|'''1979'''
|'''10 September'''
|style='text-align:left'|Serves all bus stops along Lor Chuan and Upp Serangoon Rd.
|-
|rowspan=9|Ang Mo Kio ↺ Sims Ave
|'''1980'''
|'''6 January'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|rowspan=2|'''1981'''
|'''10 May'''
|style='text-align:left'|Skips bus stop before Braddell Flyover along Braddell Rd.
|-
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1982'''
|'''11 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd and Geylang Bahru, skipping Jln Kolam Ayer.
|-
|rowspan=3|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Ang Mo Kio Ctrl 2 Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''20 June'''
|style='text-align:left'|Amended to ply CTE towards Sims Ave.
|-
|'''1986'''
|'''16 March'''
|style='text-align:left'|Integrated with Service 77 and amended to ply Boundary Rd, Serangoon Ave 2 and Upp Serangoon Rd, skipping CTE and Braddell Rd.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===3rd Generation (since 2001)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Yio Chu Kang ↺ Shenton Way
|rowspan=2|'''2001'''
|'''26 February'''
|style='text-align:left'|Introduced between Yio Chu Kang Ter and Shenton Way (Loop) as a semi-express day service on weekdays and Saturdays.
|-
|rowspan=3|Yio Chu Kang ↔ Shenton Way
|'''17 December'''
|style='text-align:left'|Amended to Shenton Way Ter and converted to trunk service, serving all bus stops along Bishan Rd and Upp Thomson Rd.
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|First bus from Yio Chu Kang Ter brought forward to 0545 hrs on weekdays.
|-
|rowspan=5|{{Bus/D|162|note=Yio Chu Kang ↔ Shenton Way}}{{Bus/D|162A|PAST|note=Yio Chu Kang → Sin Ming Ave}}
|'''2004'''
|'''5 April'''
|style='text-align:left'|{{Bus/D|162A|PAST|note=Introduced from Yio Chu Kang Ter to Sin Ming Ave (Ai Tong Sch) during morning peak hours on weekdays.}}
|-
|rowspan=2|'''2005'''
|'''19 February'''
|style='text-align:left'|Serves additional pair of bus stops outside One Raffles Lk along Nicoll Highway and after Esplanade Bridge along Esplanade Dr.
|-
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|162|note=First bus from Yio Chu Kang Ter brought forward to 0530 hrs on weekdays.}}
|-
|rowspan=7|Yio Chu Kang ↔ Shenton Way
|'''25 February'''
|style='text-align:left'|{{Bus/D|162A|PAST|note=Discontinued.}}
|-
|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|-
|'''2018'''
|'''11 March'''
|style='text-align:left'|Last bus from Shenton Way Ter extended to 1430 hrs on Saturdays.
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|-
|rowspan=4|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2022/Skipped%20Bus%20Stop%20-%20Closing%20of%20existing%20permanent%20bus%20stop%20at%20Scotts%20Road%20BS40189_LTA%20_Final.pdf "Bus Stop Skipped For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 8 January 2023"] SBS Transit, 27 December 2022</ref>
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2023/Poster%20-%20Bus%20Services%20To%20Call%20At%20Reopened%20Bus%20Stop%20Along%20Scotts%20Road.pdf "Reopening Of Bus Stop For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 27 August 2023"] SBS Transit, 14 August 2023</ref>
|-
|rowspan=2|Yio Chu Kang ↺ Sin Ming Dr
|rowspan=2|'''17 December'''
|style='text-align:left'|Shortened to loop at Sin Ming Dr from Yio Chu Kang Int under Thomson East Coast Line Bus Rationalisation.<ref name="TEL">[//www.lta.gov.sg/content/dam/ltagov/news/press/2023/231117-route-amendment-svc-162.pdf "Route Amendment for Service 162/162M"] Land Transport Authority, 28 November 2023</ref>
|-
|style='text-align:left'|Integrated with Service 162M and converted to a full day service, operating daily.<ref name="TEL"/>
|}

==Service 162X/162M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=5|{{Bus/D|162X|PAST|note=Yio Chu Kang ↺ Temasek Ave}}
|rowspan=2|'''2001'''
|'''25 February'''
|style='text-align:left'|{{Bus/D|162X|PAST|note=Introduced between Yio Chu Kang Ter and Temasek Ave (Loop) as an alternate route of Service 162, operating during off peak periods on weekdays and Saturdays and throughout the day on Sundays and Public Holidays, numbered as Service 162X.}}
|-
|'''16 December'''
|style='text-align:left'|Converted to trunk service, serving all bus stops along Bishan Rd and Upp Thomson Rd.
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|rowspan=6|{{Bus/D|162M|PAST|note=Yio Chu Kang ↺ Temasek Ave}}
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|162X|PAST|note={{Bus/D|162M|PAST|note=Re-numbered Service 162M.}}}}
|-
|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).
|-
|rowspan=3|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.
|-
|'''17 December'''
|style='text-align:left'|Integrated with Service 162 and discontinued under Thomson East Coast Line Bus Rationalisation.
|}

==Service 163==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Upp Thomson Rd ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Yio Chu Kang Rd Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=11|Jln Kayu ↔ Prince Edward
|'''4 October'''
|style='text-align:left'|Extended to Jln Kayu Ter.
|-
|rowspan=15|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''19 July'''
|style='text-align:left'|Amended to ply Coleman St and Hill St, skipping Stamford Rd.
|-
|'''1976'''
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Prince Edward Ter) and Bt Timah Rd (towards Jln Kayu Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''1980'''
|'''13 October'''
|style='text-align:left'|Amended to ply Ang Mo Kio Ave 9 and Ang Mo Kio Ave 4 with the partial closure of Yio Chu Kang Rd to facilitate redevelopment.
|-
|'''1981'''
|'''5 June'''
|style='text-align:left'|Amended to ply the diverted Yio Chu Kang Rd, skipping Ang Mo Kio Ave 9.
|-
|rowspan=2|Jln Kayu ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|rowspan=2|Jln Kayu ↔ Marina Ctr
|'''1989'''
|'''28 May'''
|style='text-align:left'|Shortened to Marina Ctr Ter.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|rowspan=7|Jln Kayu ↔ Toa Payoh
|'''1992'''
|'''3 May'''
|style='text-align:left'|Shortened to Toa Payoh Int under TransitLink Network Integration Exercise Phase 7.
|-
|rowspan=4|{{TIBS}}
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|{{TBC}}
|style='text-align:left'|Skips a pair of temporarily closed bus stops before and after Seletar West Farmway 1 along Jln Kayu.
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1999'''
|'''26 December'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=4|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|rowspan=6|Sengkang ↔ Toa Payoh
|rowspan=2|'''29 December'''
|style='text-align:left'|Extended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Toa Payoh Int brought forward to 0545 hrs on weekdays and Saturdays.
|-
|'''31 December'''
|style='text-align:left'|Serves reinstated pair of bus stops before and after Sengkang West Ave along Jln Kayu.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after Fernvale Lk along Sengkang West Ave.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|rowspan=2|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|PAST|note=Sengkang ↺ Sengkang West Ave}}
|rowspan=2|'''2005'''
|rowspan=2|'''12 March'''
|style='text-align:left'|Amended to ply Fernvale Lane under Sengkang LRT (West Loop) Rationalisation.
|-
|style='text-align:left'|{{Bus/D|163A|PAST|note=Introduced from Sengkang West Ave (Bef Fernvale Lane) to Sengkang Int during morning peak hours and between Sengkang Int and Sengkang West Ave (Loop) during evening peak hours on weekdays under the Sengkang LRT (West Loop) Rationalisation, replacing Service 371.}}
|-
|rowspan=4|Sengkang ↔ Toa Payoh
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|163A|PAST|note=Re-numbered Service 163M.}}
|-
|'''2009'''
|'''22 November'''
|style='text-align:left'|Serves additional bus stop outside Braddell View along Braddell Rd.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Amended to ply the extended Fernvale Lane with the partial closure of Jln Kayu.
|-
|rowspan=2|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|note=Sengkang → Fernvale Lane}}
|rowspan=2|'''2019'''
|'''10 February'''
|style='text-align:left'|{{Bus/D|163A|note=Introduced from Sengkang Int to Fernvale Lane (Bef Sengkang West Rd), operating after the last bus of Service 163 daily.<ref>[//www.sbstransit.com.sg/news/introduction-of-service-163a "Introduction of Service 163A"] SBS Transit, 1 February 2019</ref>}}
|-
|'''22 December'''
|style='text-align:left'|Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.<ref>[//www.sbstransit.com.sg/news/service-163-to-call-at-a-new-bus-stop-along-upper-thomson-road "Service 163 to call at a new bus stop along Upper Thomson Road"] SBS Transit, 9 December 2019</ref>
|-
|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|note=Sengkang → Fernvale Lane}}{{Bus/D|163B|note=Sengkang → Yio Chu Kang Rd}}
|'''2023'''
|'''9 October'''
|style='text-align:left'|{{Bus/D|163B|note=Introduced from Sengkang Int to Yio Chu Kang Rd (NCS Hub) during morning peak hours on weekdays.<ref>[//www.sbstransit.com.sg/news/introduction-of-service-163b "Introduction of Service 163B"] SBS Transit, 27 September 2023</ref>}}
|-
|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|note=Sengkang → Fernvale Lane}}{{Bus/D|163B|note=Sengkang → Yio Chu Kang Rd}}
|'''2025'''
|'''24 November'''
|style='text-align:left'|{{Bus/D|163B|note=Extended to terminate at the bus stop after Lentor Stn Exit 4 along Yio Chu Kang Rd.}}
|}

==Service 163A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Sembawang Hills Dr ↔ Prince Edward
|rowspan=2|'''1971'''
|'''6 July'''
|style='text-align:left'|Introduced between Sembawang Hills Dr and Prince Edward Ter.
|-
|rowspan=2|Sembawang Hills Dr ↺ Tg Pagar Rd
|'''4 October'''
|style='text-align:left'|Extended to loop at Tg Pagar Rd.
|-
|{{SBS}}
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 168 under 1974 Bus Rationalization.
|}

==Service 163M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBST}}
|rowspan=5|Sengkang ↺ Sengkang West Ave
|'''2008'''
|'''28 January'''
|style='text-align:left'|Converted from Short-Trip 163A as a supplementary route variant between Sengkang Int and Sengkang West Ave (Loop).
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0035 hrs daily.
|-
|'''13 October'''
|style='text-align:left'|Amended to ply the extended Fernvale Lane with the partial closure of Jln Kayu.
|-
|'''2019'''
|'''10 February'''
|style='text-align:left'|Discontinued with the introduction of Short-Trip 163A.
|}

==Service 164==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=9|Sembawang Rd End ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Sembawang Rd End Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|{{SBS}}
|'''1973'''
|'''1 November'''
|style='text-align:left'|Operations transferred to SBS.
|-
|rowspan=6|{{TIBS}}
|'''1983'''
|'''8 May'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=2|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Sembawang Rd End Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Neil Rd.
|-
|rowspan=2|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|'''1 October'''
|style='text-align:left'|Discontinued.
|}

==Service 165==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|rowspan=5|Upp Thomson Rd ↔ Jln Boon Lay
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Yio Chu Kang Rd Ter and Jln Boon Lay Ter under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Yio Chu Kang Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=23|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Lornie Rd, Adam Rd, Farrer Rd, Holland Rd, Ulu Pandan Rd and Clementi Rd under 1974 Bus Rationalization.
|-
|Ang Mo Kio Ave 6 ↔ Jln Boon Lay
|'''1977'''
|'''19 September'''
|style='text-align:left'|Extended to Ang Mo Kio Ave 6 Ter.
|-
|Ang Mo Kio Ave 6 ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int.
|-
|rowspan=6|Ang Mo Kio ↔ Jurong
|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''1986'''
|'''1 June'''
|style='text-align:left'|Skips removed bus stop before Ayer Rajah Rd along Clementi Rd.
|-
|'''1987'''
|'''12 August'''
|style='text-align:left'|Skips removed bus stop after Joan Rd along Lornie Rd.
|-
|rowspan=3|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|Ang Mo Kio ↔ Boon Lay
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int temporarily.
|-
|Ang Mo Kio ↔ Clementi
|'''7 July'''
|style='text-align:left'|Shortened to Clementi Int.
|-
|rowspan=11|Hougang Ctrl ↔ Clementi
|'''1995'''
|'''8 January'''
|style='text-align:left'|Extended to Hougang Ctrl Int.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside Blk 836 and outside Blk 830A along Hougang Ctrl.
|-
|rowspan=2|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|{{TBC}}
|style='text-align:left'|First bus from Clementi Int brought forward to 0545 hrs on weekdays.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|'''2009'''
|'''19 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 834 and outside Hougang Polyclinic along Hougang Ave 4.
|-
|'''2011'''
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''2012'''
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway with the partial closure of Adam Rd.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|}

==Service 166==
===1st Generation (1971 - 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=2|Sembawang Rd End ↺ Nee Soon Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Sembawang Rd End Ter and Nee Soon Rd (loop) under 1971 Bus Reorganisation.
|-
|{{SBS}}
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

===2nd Generation (since 1976)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=35|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Ang Mo Kio Ave 6 ↔ New Bridge Rd
|'''1976'''
|'''22 November'''
|style='text-align:left'|Introduced between Ang Mo Kio Ave 6 Ter and New Bridge Rd Ter.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=4|Ang Mo Kio ↔ New Bridge Rd
|rowspan=2|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards New Bridge Rd Ter) and Bt Timah Rd (towards Ang Mo Kio Ave 3 Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|rowspan=4|Ang Mo Kio ↔ Labrador
|'''1984'''
|'''29 January'''
|style='text-align:left'|Extended to Labrador Ter.
|-
|rowspan=2|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Ang Mo Kio Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Ang Mo Kio Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|rowspan=24|Ang Mo Kio ↔ Clementi
|'''27 August'''
|style='text-align:left'|Integrated with Service 146 and extended to Clementi Int.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Blk 324 along Ang Mo Kio Ave 3.
|-
|rowspan=3|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|{{TBC}}
|style='text-align:left'|Skips temporarily closed bus stops outside and opposite Sch of Mechanical & Mfg along Commonwealth Ave West.
|-
|'''10 July'''
|style='text-align:left'|Skips the bus stop outside Plaza By The Pk along Bras Basah Rd.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Last bus from Clementi Int extended to 2400 hrs on Saturdays.
|-
|rowspan=2|'''2001'''
|'''18 February'''
|style='text-align:left'|Serves the bus stop outside Novena Stn along Thomson Rd, skipping the bus stop outside Novena Ch.
|-
|'''18 October'''
|style='text-align:left'|Serves reinstated bus stops outside Dover Stn along Commonwealth Ave West.
|-
|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|'''2003'''
|'''7 December'''
|style='text-align:left'|Serves the bus stop outside Blk 3 along Neil Rd with the abolition of the bus stop outside Everton Pk.
|-
|rowspan=2|'''2005'''
|'''12 June'''
|style='text-align:left'|Serves new bus stop outside Science Pk along AYE.
|-
|'''9 October'''
|style='text-align:left'|Serves additional bus stop outside Clarke Quay Stn along Eu Tong Sen St.
|-
|rowspan=2|'''2006'''
|rowspan=2|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|rowspan=3|'''2011'''
|'''26 June'''
|style='text-align:left'|Serves new bus stop outside The Pinnacle @ Duxton along Neil Rd.
|-
|'''16 October'''
|style='text-align:left'|Amended to ply Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd with the partial closure of Bencoolen St to facilitate the construction of Bencoolen station on the Downtown Line.
|-
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''11 December'''
|style='text-align:left'|Amended to ply the reinstated Bencoolen St, skipping Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd.
|-
|'''2017'''
|'''26 November'''
|style='text-align:left'|Serves bus stop after Hosp Dr along Eu Tong Sen St with the removal of the bus stop before Hosp Dr along Kg Bahru Rd.
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|}

==Service 167==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|rowspan=2|Rotherham Gate ↔ New Bridge Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 160A as a service between Rotherham Gate Ter and New Bridge Rd Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Rotherham Gate Ter with the conversion of Orchard Rd to one-way traffic.
|-
|rowspan=2|Admiralty Rd West ↔ Tg Pagar Rd
|'''1976'''
|'''23 August'''
|style='text-align:left'|Amended to Admiralty Rd West Ter and Tg Pagar Ter.
|-
|rowspan=2|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to temporary terminal along Lim Teck Kim Rd with the closure of Tg Pagar Ter.
|-
|rowspan=3|Admiralty Rd West ↔ Anson Rd
|'''23 December'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Hoe Chiang Rd towards Anson Rd Ter, skipping Lim Teck Kim Rd.
|-
|rowspan=23|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''1983'''
|'''3 April'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=7|Admiralty Rd West ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|rowspan=4|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Admiralty Rd West Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Admiralty Rd West Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn'''.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|rowspan=2|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|rowspan=6|Sembawang Rd End ↔ Bukit Merah
|'''20 September'''
|style='text-align:left'|Integrated with Services 161 and 850, extended to Sembawang Rd End Ter, extended to Bt Merah Int and amended to ply Cecil St/Shenton Way under TransitLink Network Integration Exercise Phase 9, skipping Eu Tong Sen St/Sth Bridge Rd and Tg Pagar Rd.
|-
|'''1995'''
|'''7 May'''
|style='text-align:left'|Amended to ply Orchard Turn.
|-
|'''2001'''
|'''11 February'''
|style='text-align:left'|Amended to ply Canberra Rd and Canberra Lk.
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|rowspan=3|'''2005'''
|'''3 May'''
|style='text-align:left'|Serves additional bus stop outside Victoria Concert Hall along Empress Pl.
|-
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|rowspan=15|Sembawang ↔ Bukit Merah
|'''20 November'''
|style='text-align:left'|Amended to Sembawang Int.
|-
|rowspan=2|'''2006'''
|'''18 February'''
|style='text-align:left'|Serves additional bus stop after Hosp Dr along Eu Tong Sen St.
|-
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|'''2012'''
|'''15 November'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''1 May'''
|style='text-align:left'|Amended to ply Esplanade Dr with the partial closure of Fullerton Rd.
|-
|'''2017'''
|'''26 November'''
|style='text-align:left'|Skips removed bus stop before Hosp Dr along Kg Bahru Rd.
|-
|'''2019'''
|'''22 December'''
|style='text-align:left'|Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.
|-
|rowspan=2|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).
|-
|'''27 December'''
|style='text-align:left'|Serves a pair of new bus stops opposite and before Canberra Dr along Sembawang Rd.
|-
|rowspan=6|{{TTS}} '''(Current)'''
|rowspan=2|'''2021'''
|'''3 October'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/655b1c5812446684fea72e11_Sembawang-Yishun-update-30-aug.jpg "Sembawang-Yishun Bus Package"] Tower Transit Singapore, 25 August 2021.</ref>
|-
|'''26 December'''
|style='text-align:left'|Amended to ply Esplanade Dr towards Bt Merah Int with the closure of Connaught Dr.
|-
|rowspan=3|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2022/Skipped%20Bus%20Stop%20-%20Closing%20of%20existing%20permanent%20bus%20stop%20at%20Scotts%20Road%20BS40189_LTA%20_Final.pdf "Bus Stop Skipped For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 8 January 2023"] SBS Transit, 27 December 2022</ref>
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2023/Poster%20-%20Bus%20Services%20To%20Call%20At%20Reopened%20Bus%20Stop%20Along%20Scotts%20Road.pdf "Reopening Of Bus Stop For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 27 August 2023"] SBS Transit, 14 August 2023</ref>
|-
|'''17 December'''
|style='text-align:left'|Operates at a reduced frequency of 30-minute intervals daily under Thomson East Coast Line Bus Rationalisation.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/65a887a9195b5f98deb32bac_Changes-to-167-scaled-p-1600.jpg "Change in Timetable for Service 167"] Tower Transit Singapore, 30 November 2023</ref>
|-
|'''2025'''
|'''30 March'''
|style='text-align:left'|Serves new bus stop opposite Police Cantonment Cplx along Cantonment Rd.
|}

==Service 168==
===1st Generation (1974 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|-
|rowspan=12|{{SBS}}
|rowspan=2|Sembawang Hills Dr ↔ Tg Pagar Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 163A as a service between Sembawang Hills Dr and Tg Pagar Rd Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Sembawang Hills Dr with the conversion of Orchard Rd to one-way traffic.
|-
|Ang Mo Kio Ave 6 ↺ South Canal
|'''1976'''
|'''15 February'''
|style='text-align:left'|Extended to Ang Mo Kio Ave 6 Ter and amended to Sth Canal Ter.
|-
|Ang Mo Kio Ave 6 ↺ Orchard Rd
|'''1978'''
|'''29 December'''
|style='text-align:left'|Shortened to loop at Orchard Rd from Ang Mo Kio Ave 6 Ter and converted to semi-express service.
|-
|rowspan=8|Ang Mo Kio ↺ Orchard Rd
|rowspan=2|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|'''15 October'''
|style='text-align:left'|Amended to ply Marymount Rd.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''1984'''
|'''16 April'''
|style='text-align:left'|First air-conditioned bus service (7am to 7pm on Mondays to Saturdays).
|-
|rowspan=2|'''1987'''
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1989'''
|'''11 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 2001)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=25|{{SBST}} '''(Current)''' Known as ''{{SBS}} prior to 1 November 2001''
|rowspan=22|Bedok ↔ Woodlands
|rowspan=2|'''2001'''
|'''14 April'''
|style='text-align:left'|Introduced between Bedok Int and Woodlands Reg Int.
|-
|'''22 July'''
|style='text-align:left'|Amended to ply Jln Kayu in both directions.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after Tampines Ave 9 along Tampines Ave 10.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after TPE along Tampines Ave 10.
|-
|rowspan=2|'''2006'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Bedok Green Sec Sch along Bedok Nth Ave 3.
|-
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0600 hrs on Sundays and Public Holidays.
|-
|'''2007'''
|'''24 June'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Innova JC along Woodlands Ave 2.
|-
|'''2008'''
|{{TBC}}
|style='text-align:left'|First bus from Bedok Int brought forward to 0600 hrs on Sundays and Public Holidays.
|-
|'''2011'''
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|rowspan=2|'''2012'''
|'''11 March'''
|style='text-align:left'|Serves new bus stop outside Blk 204 along Bedok Nth St 1.
|-
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2014'''
|'''5 October'''
|style='text-align:left'|Serves additional pair of bus stops before and after Punggol Rd along TPE.
|-
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2015'''
|'''8 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite CityLife @ Tampines along Tampines Ave 9.
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.<ref>[//www.sbstransit.com.sg/news/services-161-and-168-will-operate-from-the-woodlands-temporary-interchange-from-saturday-12-march-2016 "Services 161 and 168 will operate from the Woodlands Temporary Interchange from Saturday, 12 March 2016"] SBS Transit, 4 February 2016</ref>
|-
|rowspan=4|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/ltagov/en/newsroom/2021/5/news-releases/Woodlands_ITH_to_open.html "Woodlands Integrated Transport Hub to Open on 13 June 2021"] Land Transport Authority, 17 May 2021</ref>
|-
|rowspan=2|'''12 December'''
|style='text-align:left'|Serves new pair of bus stops before and after Heartbeat @ Bedok along Bedok Nth St 1.
|-
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east entrance of Woodlands Integrated Transport Hub.
|-
|'''26 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|rowspan=2|'''2022'''
|'''11 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east exit of Woodlands Integrated Transport Hub.
|-
|'''25 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|First bus from Bedok Int brought forward to 0530 hrs on Sundays and Public Holidays.
|-
|rowspan=3|{{Bus/D|168|note=Bedok ↔ Woodlands}}{{Bus/D|168A|note=Woodlands → Tampines Ave 4}}
|rowspan=2|'''2024'''
|'''13 May'''
|style='text-align:left'|{{Bus/D|168A|note=Introduced from Woodlands Int to Tampines Ave 4 (Opp Tampines Stn/Int) during peak hours on weekdays and Saturdays. {{LWAB}}}}
|-
|'''19 May'''
|style='text-align:left'|{{Bus/D|168|note=First bus from Woodlands Int brought forward to 0545 hrs on Sundays and Public Holidays.}}
|-
|'''2025'''
|'''26 October'''
|style='text-align:left'|Serves a new pair of bus stops in front of and opposite Blk 961A along Bedok Reservoir Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Bus%20Services%20to%20Call%20at%20New%20Bus%20Stops%20along%20Bedok%20Reservoir%20Road.pdf "Bus Services to Call at New Bus Stops along Bedok Reservoir Road"] SBS Transit, 21 October 2025.</ref>
|}

==Service 169==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBS}}
|Admiralty Rd ↺ Sembawang Rd
|'''1976'''
|'''23 August'''
|style='text-align:left'|Introduced between Admiralty Rd Ter and Sembawang Rd (Loop).
|-
|Admiralty Rd ↔ Ang Mo Kio Ave 6
|'''1977'''
|'''31 January'''
|style='text-align:left'|Extended to Ang Mo Kio Ave 6 Ter.
|-
|Admiralty Rd ↔ Ang Mo Kio
|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|rowspan=5|Woodlands Ctr ↔ Ang Mo Kio
|'''1980'''
|'''14 December'''
|style='text-align:left'|Extended to Woodlands Town Ter.
|-
|rowspan=2|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''29 November'''
|style='text-align:left'|Amended to Woodlands Int and amended to ply Admiralty Rd, skipping Marsiling Dr.
|-
|rowspan=2|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|rowspan=17|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''5 June'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=4|Woodlands ↔ Ang Mo Kio
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|'''10 March'''
|style='text-align:left'|Integrated with Service 857 and amended to ply Admiralty Rd West, Admiralty Rd East, Sembawang Rd, Yishun Ave 2 and Yishun Ave 3 under Woodlands MRT Rationalisation, skipping Canberra Rd.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0530 hrs on Sundays and Public Holidays.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop opposite Blk 324 along Ang Mo Kio Ave 3.
|-
|rowspan=8|{{Bus/D|169|note=Woodlands ↔ Ang Mo Kio}}{{Bus/D|169A|note=Woodlands → Yishun Ave 2}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|169A|note=Introduced from Woodlands Reg Int to Yishun Ave 2 (Northpoint Shop Ctr) during morning peak hours on weekdays.}}
|-
|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|rowspan=2|'''2003'''
|rowspan=2 {{TBC}}
|style='text-align:left'|Serves the bus stop outside Blk 923 along Yishun Ave 2, skipping the bus stop outside Northpoint Shop Ctr.
|-
|style='text-align:left'|{{Bus/D|169A|note=Terminating stop changed to Yishun Ave 2 (Blk 923).}}
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|'''2015'''
|'''11 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2018'''
|'''27 May'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite The Visionaire along Canberra Lk.
|-
|rowspan=5|{{Bus/D|169|note=Woodlands ↔ Ang Mo Kio}}{{Bus/D|169A|note=Woodlands → Yishun Ave 2}}{{Bus/D|169B|note=Woodlands → Woodlands Ave 8}}
|rowspan=3|'''2019'''
|'''25 February'''
|style='text-align:left'|{{Bus/D|169B|note=Introduced from Woodlands Temp Int to Woodlands Ave 8 (Bef Admiralty Rd West) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Canberra Stn along Canberra Lk.
|-
|'''22 December'''
|style='text-align:left'|Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.
|-
|rowspan=2|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.<ref>[//www.smrt.com.sg/getmedia/de37a676-ebeb-4dfd-a7ca-0e9431c4be45/woodlands-int-publicity-poster-(all-services)_final.pdf "Opening Of Woodlands Integrated Transport Hub (WITH) From Sunday, 13 June 2021"] SMRT Corporation, 10 May 2021.</ref>
|-
|{{TTS}} '''(Current)'''
|'''19 September'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/655b1c5812446684fea72e11_Sembawang-Yishun-update-30-aug.jpg "Sembawang-Yishun Bus Package"] Tower Transit Singapore, 25 August 2021.</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 160 - 169

2026-04-25T08:37:07Z

Singapore Buses: /* 3rd Generation (since 2001) */

==Service 160==
===1st Generation (1971 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Crawford St ↔ Rotherham Gate
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Crawford St Ter and Rotherham Gate Ter under 1971 Bus Reorganisation.
|-
|'''6 November'''
|style='text-align:left'|Amended to ply Canberra Rd, skipping Admiralty Rd East.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Old Upp Thomson Rd under 1974 Bus Rationalisation.
|-
|rowspan=5|Crawford St ↔ Admiralty Rd West
|'''1976'''
|'''23 August'''
|style='text-align:left'|Amended to Admiralty Rd West Ter.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=2|'''1979'''
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Crawford St Ter) and Weld Rd, Jln Besar and Bt Timah Rd (towards Admiralty Rd West Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''25 November'''
|style='text-align:left'|Amended to ply Upp Thomson Rd, skipping Old Upp Thomson Rd.
|-
|rowspan=6|{{TIBS}}
|rowspan=6|Admiralty Rd West ↔ Crawford St
|'''1983'''
|'''3 April'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1996'''
|'''10 February'''
|style='text-align:left'|Amended to ply Middle Rd towards Crawford St Ter and Jln Sultan, Beach Rd, Middle Rd, Victoria St, Rochor Rd and Rochor Canal Rd towards Admiralty Rd West Ter.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Admiralty Rd West Ter brought forward to 0600 hrs on Sundays and Public Holidays.
|-
|{{TBC}}
|style='text-align:left'|Last bus from Crawford St Ter extended to 2330 hrs on weekdays.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered as Service 980.
|}

===2nd Generation (since 2004)===
<onlyinclude>{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=19|{{SBST}} '''(Current)'''
|rowspan=4|Jurong East ↔ Kotaraya II (Johor Bahru)
|'''2004'''
|'''5 September'''
|style='text-align:left'|Introduced between Jurong East Int and Kotaraya II Ter (Johor Bahru) as a cross border service, operating between 0530 hrs and 2400 hrs from Jurong East Int daily.
|-
|'''2008'''
|'''16 December'''
|style='text-align:left'|Serves additional bus stop outside JB Sentral along Jln Tun Abdul Razak towards Kotaraya II Ter.
|-
|'''2009'''
|'''5 July'''
|style='text-align:left'|Amended to ply Boon Lay Way with the closure of Jurong East St 12 to facilitate the Jurong East Modification Project (JEMP).
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=8|Jurong East ↺ JB Sentral (Johor Bahru)
|'''2014'''
|'''1 November'''
|style='text-align:left'|Amended to loop at Jln Tun Abdul Razak with the permanent closure of Kotaraya II Ter.
|-
|'''2015'''
|'''1 March'''
|style='text-align:left'|Amended to loop at JB Sentral Ter, skipping Jln Tun Abdul Razak.
|-
|'''2016'''
|'''11 December'''
|style='text-align:left'|Serves new bus stop opposite Blk 635A along Woodlands Rd.
|-
|rowspan=3|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves relocated bus stop before PIE along Bt Batok Rd.
|-
|'''28 May'''
|style='text-align:left'|Skips removed bus stop opposite Mandai Rd along Woodlands Rd.
|-
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|'''2018'''
|'''25 March'''
|style='text-align:left'|Amended to ply Woodlands Ave 3 and Woodlands Ctr Rd towards JB Sentral Ter.
|-
|'''10 June'''
|style='text-align:left'|Serves new bus stop before Yew Tee Flyover along Woodlands Rd.
|-
|{{Bus/D|160|note=Jurong East ↺ JB Sentral (Johor Bahru)}}{{Bus/D|160A|note=Jurong East → Bt Batok Rd}}
|'''19 November'''
|style='text-align:left'|{{Bus/D|160A|note=Introduced from Jurong East Temp Int to Bt Batok Rd (Opp Dunearn Sec Sch) during peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=2|{{Bus/D|160|note=Jurong East ↺ Woodlands Ctr Rd}}{{Bus/D|160A|note=Jurong East → Bt Batok Rd}}
|rowspan=2|'''2020'''
|'''18 March'''
|style='text-align:left'|{{Bus/D|160|note=Temporarily shortened to loop at Woodlands Ctr Rd due to Movement Control Order in Malaysia, skipping Woodlands Crossing, Johor Bahru and JB Sentral Ter.}}
|-
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int.
|-
|{{Bus/D|160|note=Jurong East ↺ JB Sentral (Johor Bahru)}}{{Bus/D|160A|note=Jurong East → Bt Batok Rd}}
|'''2022'''
|'''1 May'''
|style='text-align:left'|{{Bus/D|160|note=Reinstated to loop at JB Sentral Ter.}}
|-
|rowspan=3|{{Bus/D|160|note=Jurong Town Hall ↺ JB Sentral (Johor Bahru)}}{{Bus/D|160A|note=Jurong Town Hall → Bt Batok Rd}}
|rowspan=2|'''2023'''
|rowspan=2|'''26 November'''
|style='text-align:left'|Extended to Jurong Town Hall Int.
|-
|style='text-align:left'|{{Bus/D|160|note=First bus brought forward to 0525 hrs daily.}}
|-
|'''2025'''
|'''15 September'''
|style='text-align:left'|{{Bus/D|160|note=First bus from Johor Bahru Checkpt to be brought forward to 0450 hrs on weekdays.<ref name=15Sep25>[//web.archive.org/web/20250906005501/https://www.sbstransit.com.sg/news/change-in-first-bus-timing-for-services-160-170-and-170x-from-monday-15-september-2025 "Change in First Bus Timing for Services 160, 170 and 170X From Monday, 15 September 2025"] SBS Transit, 3 September 2025. Archived on 6 September 2025.</ref>}}
|}

==Service 160A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Rotherham Gate ↔ New Bridge Rd
|rowspan=2|'''1971'''
|'''3 May'''
|style='text-align:left'|Introduced between Rotherham Gate Ter and New Bridge Rd Ter.
|-
|'''10 August'''
|style='text-align:left'|Amended to ply Dunearn Rd, Bt Timah Rd, Newton Circus and Balmoral Rd.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 167 under 1974 Bus Rationalisation.
|}

==Service 160M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBST}}
|rowspan=4|Jurong East ↺ Bukit Batok Rd
|rowspan=3|'''2020'''
|'''26 July'''
|style='text-align:left'|Introduced as a supplementary service between Jurong East Temp Int and Bt Batok Rd (Loop). {{LWAB}}
|-
|'''22 November'''
|style='text-align:left'|Serves a new bus stop outside Blk 460D along Bt Batok West Ave 9.
|-
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int.
|-
|'''2023'''
|'''24 September'''
|style='text-align:left'|Amended to ply Bt Batok West Ave 8, Bt Batok West Ave 2 and Bt Batok Rd and re-numbered as Service 993.
|}

==Service 161==
===1st Generation (1971 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=9|Sembawang Rd End ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Sembawang Rd End Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1976'''
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Prince Edward Ter) and Bt Timah Rd (towards Sembawang Rd End Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|rowspan=4|{{TIBS}}
|'''1983'''
|'''8 May'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|Sembawang Rd End ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1992'''
|'''20 September'''
|style='text-align:left'|Integrated with Service 167 and discontinued under TransitLink Network Integration Exercise Phase 9.
|}

===2nd Generation (since 2002)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=12|{{SBST}} '''(Current)'''
|rowspan=12|Hougang Ctrl ↔ Woodlands
|rowspan=2|'''2002'''
|'''2 June'''
|style='text-align:left'|Introduced between Hougang Ctrl Int and Woodlands Reg Int.
|-
|{{TBC}}
|style='text-align:left'|First bus from Hougang Ctrl Int brought forward to 0545 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''2007'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0545 hrs on weekdays.
|-
|'''24 June'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Innova JC along Woodlands Ave 2.
|-
|'''2014'''
|'''23 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/from-sunday-23-march-2014-five-more-wheelchair-accessible-bus-wab-services-will-be-launched "From Sunday 23 March 2014, Five more Wheelchair Accessible Bus (WAB) Services will be Launched"] SBS Transit, 17 March 2014</ref>
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.<ref>[//www.sbstransit.com.sg/news/services-161-and-168-will-operate-from-the-woodlands-temporary-interchange-from-saturday-12-march-2016 "Services 161 and 168 will operate from the Woodlands Temporary Interchange from Saturday, 12 March 2016"] SBS Transit, 4 February 2016</ref>
|-
|rowspan=3|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/ltagov/en/newsroom/2021/5/news-releases/Woodlands_ITH_to_open.html "Woodlands Integrated Transport Hub to Open on 13 June 2021"] Land Transport Authority, 17 May 2021</ref>
|-
|'''12 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east entrance of Woodlands Integrated Transport Hub.
|-
|'''26 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|rowspan=3|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|'''11 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east exit of Woodlands Integrated Transport Hub.
|-
|'''25 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 162==
===1st Generation (1971 - 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Crawford St ↺ Nee Soon Transit Camp
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Crawford St Ter and Nee Soon Transit Camp (Loop) under 1971 Bus Reorganisation.
|-
|'''5 July'''
|style='text-align:left'|Amended to ply Old Upp Thomson Rd.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

===2nd Generation (1977 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBS}}
|rowspan=3|Ang Mo Kio Ave 6 ↺ Sims Ave
|'''1977'''
|'''21 November'''
|style='text-align:left'|Introduced between Ang Mo Kio Ave 6 Ter and Sims Ave (Loop).
|-
|'''1978'''
|'''29 December'''
|style='text-align:left'|Coverted to a semi-express service and amended to ply Lor Chuan and Upp Serangoon Rd.
|-
|'''1979'''
|'''10 September'''
|style='text-align:left'|Serves all bus stops along Lor Chuan and Upp Serangoon Rd.
|-
|rowspan=9|Ang Mo Kio ↺ Sims Ave
|'''1980'''
|'''6 January'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|rowspan=2|'''1981'''
|'''10 May'''
|style='text-align:left'|Skips bus stop before Braddell Flyover along Braddell Rd.
|-
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1982'''
|'''11 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd and Geylang Bahru, skipping Jln Kolam Ayer.
|-
|rowspan=3|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Ang Mo Kio Ctrl 2 Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''20 June'''
|style='text-align:left'|Amended to ply CTE towards Sims Ave.
|-
|'''1986'''
|'''16 March'''
|style='text-align:left'|Integrated with Service 77 and amended to ply Boundary Rd, Serangoon Ave 2 and Upp Serangoon Rd, skipping CTE and Braddell Rd.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===3rd Generation (since 2001)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Yio Chu Kang ↺ Shenton Way
|rowspan=2|'''2001'''
|'''26 February'''
|style='text-align:left'|Introduced between Yio Chu Kang Ter and Shenton Way (Loop) as a semi-express day service on weekdays and Saturdays.
|-
|rowspan=3|Yio Chu Kang ↔ Shenton Way
|'''17 December'''
|style='text-align:left'|Amended to Shenton Way Ter and converted to trunk service, serving all bus stops along Bishan Rd and Upp Thomson Rd.
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|First bus from Yio Chu Kang Ter brought forward to 0545 hrs on weekdays.
|-
|rowspan=5|{{Bus/D|162|note=Yio Chu Kang ↔ Shenton Way}}{{Bus/D|162A|PAST|note=Yio Chu Kang → Sin Ming Ave}}
|'''2004'''
|'''5 April'''
|style='text-align:left'|{{Bus/D|162A|PAST|note=Introduced from Yio Chu Kang Ter to Sin Ming Ave (Ai Tong Sch) during morning peak hours on weekdays.}}
|-
|rowspan=2|'''2005'''
|'''19 February'''
|style='text-align:left'|Serves additional pair of bus stops outside One Raffles Lk along Nicoll Highway and after Esplanade Bridge along Esplanade Dr.
|-
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|162|note=First bus from Yio Chu Kang Ter brought forward to 0530 hrs on weekdays.}}
|-
|rowspan=7|Yio Chu Kang ↔ Shenton Way
|'''25 February'''
|style='text-align:left'|{{Bus/D|162A|PAST|note=Discontinued.}}
|-
|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|-
|'''2018'''
|'''11 March'''
|style='text-align:left'|Last bus from Shenton Way Ter extended to 1430 hrs on Saturdays.
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|-
|rowspan=4|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2022/Skipped%20Bus%20Stop%20-%20Closing%20of%20existing%20permanent%20bus%20stop%20at%20Scotts%20Road%20BS40189_LTA%20_Final.pdf "Bus Stop Skipped For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 8 January 2023"] SBS Transit, 27 December 2022</ref>
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2023/Poster%20-%20Bus%20Services%20To%20Call%20At%20Reopened%20Bus%20Stop%20Along%20Scotts%20Road.pdf "Reopening Of Bus Stop For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 27 August 2023"] SBS Transit, 14 August 2023</ref>
|-
|rowspan=2|Yio Chu Kang ↺ Sin Ming Dr
|rowspan=2|'''17 December'''
|style='text-align:left'|Shortened to loop at Sin Ming Dr from Yio Chu Kang Int under Thomson East Coast Line Bus Rationalisation.<ref name="TEL">[//www.lta.gov.sg/content/dam/ltagov/news/press/2023/231117-route-amendment-svc-162.pdf "Route Amendment for Service 162/162M"] Land Transport Authority, 28 November 2023</ref>
|-
|style='text-align:left'|Integrated with Service 162M and converted to a full day service, operating daily.<ref name="TEL"/>
|}

==Service 162X/162M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=5|{{Bus/D|162X|PAST|note=Yio Chu Kang ↺ Temasek Ave}}
|rowspan=2|'''2001'''
|'''25 February'''
|style='text-align:left'|{{Bus/D|162X|PAST|note=Introduced between Yio Chu Kang Ter and Temasek Ave (Loop) as an alternate route of Service 162, operating during off peak periods on weekdays and Saturdays and throughout the day on Sundays and Public Holidays, numbered as Service 162X.}}
|-
|'''16 December'''
|style='text-align:left'|Converted to trunk service, serving all bus stops along Bishan Rd and Upp Thomson Rd.
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|rowspan=6|{{Bus/D|162M|PAST|note=Yio Chu Kang ↺ Temasek Ave}}
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|162X|PAST|note={{Bus/D|162M|PAST|note=Re-numbered Service 162M.}}}}
|-
|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).
|-
|rowspan=3|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.
|-
|'''17 December'''
|style='text-align:left'|Integrated with Service 162 and discontinued under Thomson East Coast Line Bus Rationalisation.
|}

==Service 163==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Upp Thomson Rd ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Yio Chu Kang Rd Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=11|Jln Kayu ↔ Prince Edward
|'''4 October'''
|style='text-align:left'|Extended to Jln Kayu Ter.
|-
|rowspan=15|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''19 July'''
|style='text-align:left'|Amended to ply Coleman St and Hill St, skipping Stamford Rd.
|-
|'''1976'''
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Prince Edward Ter) and Bt Timah Rd (towards Jln Kayu Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''1980'''
|'''13 October'''
|style='text-align:left'|Amended to ply Ang Mo Kio Ave 9 and Ang Mo Kio Ave 4 with the partial closure of Yio Chu Kang Rd to facilitate redevelopment.
|-
|'''1981'''
|'''5 June'''
|style='text-align:left'|Amended to ply the diverted Yio Chu Kang Rd, skipping Ang Mo Kio Ave 9.
|-
|rowspan=2|Jln Kayu ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|rowspan=2|Jln Kayu ↔ Marina Ctr
|'''1989'''
|'''28 May'''
|style='text-align:left'|Shortened to Marina Ctr Ter.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|rowspan=7|Jln Kayu ↔ Toa Payoh
|'''1992'''
|'''3 May'''
|style='text-align:left'|Shortened to Toa Payoh Int under TransitLink Network Integration Exercise Phase 7.
|-
|rowspan=4|{{TIBS}}
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|{{TBC}}
|style='text-align:left'|Skips a pair of temporarily closed bus stops before and after Seletar West Farmway 1 along Jln Kayu.
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1999'''
|'''26 December'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=3|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|rowspan=5|Sengkang ↔ Toa Payoh
|'''29 December'''
|style='text-align:left'|Extended to Sengkang Temp Int.
|-
|'''31 December'''
|style='text-align:left'|Serves reinstated pair of bus stops before and after Sengkang West Ave along Jln Kayu.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after Fernvale Lk along Sengkang West Ave.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|rowspan=2|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|PAST|note=Sengkang ↺ Sengkang West Ave}}
|rowspan=2|'''2005'''
|rowspan=2|'''12 March'''
|style='text-align:left'|Amended to ply Fernvale Lane under Sengkang LRT (West Loop) Rationalisation.
|-
|style='text-align:left'|{{Bus/D|163A|PAST|note=Introduced from Sengkang West Ave (Bef Fernvale Lane) to Sengkang Int during morning peak hours and between Sengkang Int and Sengkang West Ave (Loop) during evening peak hours on weekdays under the Sengkang LRT (West Loop) Rationalisation, replacing Service 371.}}
|-
|rowspan=4|Sengkang ↔ Toa Payoh
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|163A|PAST|note=Re-numbered Service 163M.}}
|-
|'''2009'''
|'''22 November'''
|style='text-align:left'|Serves additional bus stop outside Braddell View along Braddell Rd.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Amended to ply the extended Fernvale Lane with the partial closure of Jln Kayu.
|-
|rowspan=2|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|note=Sengkang → Fernvale Lane}}
|rowspan=2|'''2019'''
|'''10 February'''
|style='text-align:left'|{{Bus/D|163A|note=Introduced from Sengkang Int to Fernvale Lane (Bef Sengkang West Rd), operating after the last bus of Service 163 daily.<ref>[//www.sbstransit.com.sg/news/introduction-of-service-163a "Introduction of Service 163A"] SBS Transit, 1 February 2019</ref>}}
|-
|'''22 December'''
|style='text-align:left'|Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.<ref>[//www.sbstransit.com.sg/news/service-163-to-call-at-a-new-bus-stop-along-upper-thomson-road "Service 163 to call at a new bus stop along Upper Thomson Road"] SBS Transit, 9 December 2019</ref>
|-
|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|note=Sengkang → Fernvale Lane}}{{Bus/D|163B|note=Sengkang → Yio Chu Kang Rd}}
|'''2023'''
|'''9 October'''
|style='text-align:left'|{{Bus/D|163B|note=Introduced from Sengkang Int to Yio Chu Kang Rd (NCS Hub) during morning peak hours on weekdays.<ref>[//www.sbstransit.com.sg/news/introduction-of-service-163b "Introduction of Service 163B"] SBS Transit, 27 September 2023</ref>}}
|-
|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|note=Sengkang → Fernvale Lane}}{{Bus/D|163B|note=Sengkang → Yio Chu Kang Rd}}
|'''2025'''
|'''24 November'''
|style='text-align:left'|{{Bus/D|163B|note=Extended to terminate at the bus stop after Lentor Stn Exit 4 along Yio Chu Kang Rd.}}
|}

==Service 163A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Sembawang Hills Dr ↔ Prince Edward
|rowspan=2|'''1971'''
|'''6 July'''
|style='text-align:left'|Introduced between Sembawang Hills Dr and Prince Edward Ter.
|-
|rowspan=2|Sembawang Hills Dr ↺ Tg Pagar Rd
|'''4 October'''
|style='text-align:left'|Extended to loop at Tg Pagar Rd.
|-
|{{SBS}}
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 168 under 1974 Bus Rationalization.
|}

==Service 163M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBST}}
|rowspan=5|Sengkang ↺ Sengkang West Ave
|'''2008'''
|'''28 January'''
|style='text-align:left'|Converted from Short-Trip 163A as a supplementary route variant between Sengkang Int and Sengkang West Ave (Loop).
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0035 hrs daily.
|-
|'''13 October'''
|style='text-align:left'|Amended to ply the extended Fernvale Lane with the partial closure of Jln Kayu.
|-
|'''2019'''
|'''10 February'''
|style='text-align:left'|Discontinued with the introduction of Short-Trip 163A.
|}

==Service 164==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=9|Sembawang Rd End ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Sembawang Rd End Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|{{SBS}}
|'''1973'''
|'''1 November'''
|style='text-align:left'|Operations transferred to SBS.
|-
|rowspan=6|{{TIBS}}
|'''1983'''
|'''8 May'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=2|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Sembawang Rd End Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Neil Rd.
|-
|rowspan=2|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|'''1 October'''
|style='text-align:left'|Discontinued.
|}

==Service 165==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|rowspan=5|Upp Thomson Rd ↔ Jln Boon Lay
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Yio Chu Kang Rd Ter and Jln Boon Lay Ter under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Yio Chu Kang Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=23|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Lornie Rd, Adam Rd, Farrer Rd, Holland Rd, Ulu Pandan Rd and Clementi Rd under 1974 Bus Rationalization.
|-
|Ang Mo Kio Ave 6 ↔ Jln Boon Lay
|'''1977'''
|'''19 September'''
|style='text-align:left'|Extended to Ang Mo Kio Ave 6 Ter.
|-
|Ang Mo Kio Ave 6 ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int.
|-
|rowspan=6|Ang Mo Kio ↔ Jurong
|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''1986'''
|'''1 June'''
|style='text-align:left'|Skips removed bus stop before Ayer Rajah Rd along Clementi Rd.
|-
|'''1987'''
|'''12 August'''
|style='text-align:left'|Skips removed bus stop after Joan Rd along Lornie Rd.
|-
|rowspan=3|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|Ang Mo Kio ↔ Boon Lay
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int temporarily.
|-
|Ang Mo Kio ↔ Clementi
|'''7 July'''
|style='text-align:left'|Shortened to Clementi Int.
|-
|rowspan=11|Hougang Ctrl ↔ Clementi
|'''1995'''
|'''8 January'''
|style='text-align:left'|Extended to Hougang Ctrl Int.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside Blk 836 and outside Blk 830A along Hougang Ctrl.
|-
|rowspan=2|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|{{TBC}}
|style='text-align:left'|First bus from Clementi Int brought forward to 0545 hrs on weekdays.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|'''2009'''
|'''19 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 834 and outside Hougang Polyclinic along Hougang Ave 4.
|-
|'''2011'''
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''2012'''
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway with the partial closure of Adam Rd.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|}

==Service 166==
===1st Generation (1971 - 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=2|Sembawang Rd End ↺ Nee Soon Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Sembawang Rd End Ter and Nee Soon Rd (loop) under 1971 Bus Reorganisation.
|-
|{{SBS}}
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

===2nd Generation (since 1976)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=35|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Ang Mo Kio Ave 6 ↔ New Bridge Rd
|'''1976'''
|'''22 November'''
|style='text-align:left'|Introduced between Ang Mo Kio Ave 6 Ter and New Bridge Rd Ter.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=4|Ang Mo Kio ↔ New Bridge Rd
|rowspan=2|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards New Bridge Rd Ter) and Bt Timah Rd (towards Ang Mo Kio Ave 3 Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|rowspan=4|Ang Mo Kio ↔ Labrador
|'''1984'''
|'''29 January'''
|style='text-align:left'|Extended to Labrador Ter.
|-
|rowspan=2|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Ang Mo Kio Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Ang Mo Kio Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|rowspan=24|Ang Mo Kio ↔ Clementi
|'''27 August'''
|style='text-align:left'|Integrated with Service 146 and extended to Clementi Int.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Blk 324 along Ang Mo Kio Ave 3.
|-
|rowspan=3|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|{{TBC}}
|style='text-align:left'|Skips temporarily closed bus stops outside and opposite Sch of Mechanical & Mfg along Commonwealth Ave West.
|-
|'''10 July'''
|style='text-align:left'|Skips the bus stop outside Plaza By The Pk along Bras Basah Rd.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Last bus from Clementi Int extended to 2400 hrs on Saturdays.
|-
|rowspan=2|'''2001'''
|'''18 February'''
|style='text-align:left'|Serves the bus stop outside Novena Stn along Thomson Rd, skipping the bus stop outside Novena Ch.
|-
|'''18 October'''
|style='text-align:left'|Serves reinstated bus stops outside Dover Stn along Commonwealth Ave West.
|-
|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|'''2003'''
|'''7 December'''
|style='text-align:left'|Serves the bus stop outside Blk 3 along Neil Rd with the abolition of the bus stop outside Everton Pk.
|-
|rowspan=2|'''2005'''
|'''12 June'''
|style='text-align:left'|Serves new bus stop outside Science Pk along AYE.
|-
|'''9 October'''
|style='text-align:left'|Serves additional bus stop outside Clarke Quay Stn along Eu Tong Sen St.
|-
|rowspan=2|'''2006'''
|rowspan=2|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|rowspan=3|'''2011'''
|'''26 June'''
|style='text-align:left'|Serves new bus stop outside The Pinnacle @ Duxton along Neil Rd.
|-
|'''16 October'''
|style='text-align:left'|Amended to ply Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd with the partial closure of Bencoolen St to facilitate the construction of Bencoolen station on the Downtown Line.
|-
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''11 December'''
|style='text-align:left'|Amended to ply the reinstated Bencoolen St, skipping Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd.
|-
|'''2017'''
|'''26 November'''
|style='text-align:left'|Serves bus stop after Hosp Dr along Eu Tong Sen St with the removal of the bus stop before Hosp Dr along Kg Bahru Rd.
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|}

==Service 167==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|rowspan=2|Rotherham Gate ↔ New Bridge Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 160A as a service between Rotherham Gate Ter and New Bridge Rd Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Rotherham Gate Ter with the conversion of Orchard Rd to one-way traffic.
|-
|rowspan=2|Admiralty Rd West ↔ Tg Pagar Rd
|'''1976'''
|'''23 August'''
|style='text-align:left'|Amended to Admiralty Rd West Ter and Tg Pagar Ter.
|-
|rowspan=2|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to temporary terminal along Lim Teck Kim Rd with the closure of Tg Pagar Ter.
|-
|rowspan=3|Admiralty Rd West ↔ Anson Rd
|'''23 December'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Hoe Chiang Rd towards Anson Rd Ter, skipping Lim Teck Kim Rd.
|-
|rowspan=23|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''1983'''
|'''3 April'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=7|Admiralty Rd West ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|rowspan=4|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Admiralty Rd West Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Admiralty Rd West Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn'''.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|rowspan=2|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|rowspan=6|Sembawang Rd End ↔ Bukit Merah
|'''20 September'''
|style='text-align:left'|Integrated with Services 161 and 850, extended to Sembawang Rd End Ter, extended to Bt Merah Int and amended to ply Cecil St/Shenton Way under TransitLink Network Integration Exercise Phase 9, skipping Eu Tong Sen St/Sth Bridge Rd and Tg Pagar Rd.
|-
|'''1995'''
|'''7 May'''
|style='text-align:left'|Amended to ply Orchard Turn.
|-
|'''2001'''
|'''11 February'''
|style='text-align:left'|Amended to ply Canberra Rd and Canberra Lk.
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|rowspan=3|'''2005'''
|'''3 May'''
|style='text-align:left'|Serves additional bus stop outside Victoria Concert Hall along Empress Pl.
|-
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|rowspan=15|Sembawang ↔ Bukit Merah
|'''20 November'''
|style='text-align:left'|Amended to Sembawang Int.
|-
|rowspan=2|'''2006'''
|'''18 February'''
|style='text-align:left'|Serves additional bus stop after Hosp Dr along Eu Tong Sen St.
|-
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|'''2012'''
|'''15 November'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''1 May'''
|style='text-align:left'|Amended to ply Esplanade Dr with the partial closure of Fullerton Rd.
|-
|'''2017'''
|'''26 November'''
|style='text-align:left'|Skips removed bus stop before Hosp Dr along Kg Bahru Rd.
|-
|'''2019'''
|'''22 December'''
|style='text-align:left'|Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.
|-
|rowspan=2|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).
|-
|'''27 December'''
|style='text-align:left'|Serves a pair of new bus stops opposite and before Canberra Dr along Sembawang Rd.
|-
|rowspan=6|{{TTS}} '''(Current)'''
|rowspan=2|'''2021'''
|'''3 October'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/655b1c5812446684fea72e11_Sembawang-Yishun-update-30-aug.jpg "Sembawang-Yishun Bus Package"] Tower Transit Singapore, 25 August 2021.</ref>
|-
|'''26 December'''
|style='text-align:left'|Amended to ply Esplanade Dr towards Bt Merah Int with the closure of Connaught Dr.
|-
|rowspan=3|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2022/Skipped%20Bus%20Stop%20-%20Closing%20of%20existing%20permanent%20bus%20stop%20at%20Scotts%20Road%20BS40189_LTA%20_Final.pdf "Bus Stop Skipped For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 8 January 2023"] SBS Transit, 27 December 2022</ref>
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2023/Poster%20-%20Bus%20Services%20To%20Call%20At%20Reopened%20Bus%20Stop%20Along%20Scotts%20Road.pdf "Reopening Of Bus Stop For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 27 August 2023"] SBS Transit, 14 August 2023</ref>
|-
|'''17 December'''
|style='text-align:left'|Operates at a reduced frequency of 30-minute intervals daily under Thomson East Coast Line Bus Rationalisation.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/65a887a9195b5f98deb32bac_Changes-to-167-scaled-p-1600.jpg "Change in Timetable for Service 167"] Tower Transit Singapore, 30 November 2023</ref>
|-
|'''2025'''
|'''30 March'''
|style='text-align:left'|Serves new bus stop opposite Police Cantonment Cplx along Cantonment Rd.
|}

==Service 168==
===1st Generation (1974 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|-
|rowspan=12|{{SBS}}
|rowspan=2|Sembawang Hills Dr ↔ Tg Pagar Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 163A as a service between Sembawang Hills Dr and Tg Pagar Rd Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Sembawang Hills Dr with the conversion of Orchard Rd to one-way traffic.
|-
|Ang Mo Kio Ave 6 ↺ South Canal
|'''1976'''
|'''15 February'''
|style='text-align:left'|Extended to Ang Mo Kio Ave 6 Ter and amended to Sth Canal Ter.
|-
|Ang Mo Kio Ave 6 ↺ Orchard Rd
|'''1978'''
|'''29 December'''
|style='text-align:left'|Shortened to loop at Orchard Rd from Ang Mo Kio Ave 6 Ter and converted to semi-express service.
|-
|rowspan=8|Ang Mo Kio ↺ Orchard Rd
|rowspan=2|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|'''15 October'''
|style='text-align:left'|Amended to ply Marymount Rd.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''1984'''
|'''16 April'''
|style='text-align:left'|First air-conditioned bus service (7am to 7pm on Mondays to Saturdays).
|-
|rowspan=2|'''1987'''
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1989'''
|'''11 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 2001)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=25|{{SBST}} '''(Current)''' Known as ''{{SBS}} prior to 1 November 2001''
|rowspan=22|Bedok ↔ Woodlands
|rowspan=2|'''2001'''
|'''14 April'''
|style='text-align:left'|Introduced between Bedok Int and Woodlands Reg Int.
|-
|'''22 July'''
|style='text-align:left'|Amended to ply Jln Kayu in both directions.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after Tampines Ave 9 along Tampines Ave 10.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after TPE along Tampines Ave 10.
|-
|rowspan=2|'''2006'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Bedok Green Sec Sch along Bedok Nth Ave 3.
|-
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0600 hrs on Sundays and Public Holidays.
|-
|'''2007'''
|'''24 June'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Innova JC along Woodlands Ave 2.
|-
|'''2008'''
|{{TBC}}
|style='text-align:left'|First bus from Bedok Int brought forward to 0600 hrs on Sundays and Public Holidays.
|-
|'''2011'''
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|rowspan=2|'''2012'''
|'''11 March'''
|style='text-align:left'|Serves new bus stop outside Blk 204 along Bedok Nth St 1.
|-
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2014'''
|'''5 October'''
|style='text-align:left'|Serves additional pair of bus stops before and after Punggol Rd along TPE.
|-
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2015'''
|'''8 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite CityLife @ Tampines along Tampines Ave 9.
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.<ref>[//www.sbstransit.com.sg/news/services-161-and-168-will-operate-from-the-woodlands-temporary-interchange-from-saturday-12-march-2016 "Services 161 and 168 will operate from the Woodlands Temporary Interchange from Saturday, 12 March 2016"] SBS Transit, 4 February 2016</ref>
|-
|rowspan=4|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/ltagov/en/newsroom/2021/5/news-releases/Woodlands_ITH_to_open.html "Woodlands Integrated Transport Hub to Open on 13 June 2021"] Land Transport Authority, 17 May 2021</ref>
|-
|rowspan=2|'''12 December'''
|style='text-align:left'|Serves new pair of bus stops before and after Heartbeat @ Bedok along Bedok Nth St 1.
|-
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east entrance of Woodlands Integrated Transport Hub.
|-
|'''26 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|rowspan=2|'''2022'''
|'''11 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east exit of Woodlands Integrated Transport Hub.
|-
|'''25 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|First bus from Bedok Int brought forward to 0530 hrs on Sundays and Public Holidays.
|-
|rowspan=3|{{Bus/D|168|note=Bedok ↔ Woodlands}}{{Bus/D|168A|note=Woodlands → Tampines Ave 4}}
|rowspan=2|'''2024'''
|'''13 May'''
|style='text-align:left'|{{Bus/D|168A|note=Introduced from Woodlands Int to Tampines Ave 4 (Opp Tampines Stn/Int) during peak hours on weekdays and Saturdays. {{LWAB}}}}
|-
|'''19 May'''
|style='text-align:left'|{{Bus/D|168|note=First bus from Woodlands Int brought forward to 0545 hrs on Sundays and Public Holidays.}}
|-
|'''2025'''
|'''26 October'''
|style='text-align:left'|Serves a new pair of bus stops in front of and opposite Blk 961A along Bedok Reservoir Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Bus%20Services%20to%20Call%20at%20New%20Bus%20Stops%20along%20Bedok%20Reservoir%20Road.pdf "Bus Services to Call at New Bus Stops along Bedok Reservoir Road"] SBS Transit, 21 October 2025.</ref>
|}

==Service 169==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBS}}
|Admiralty Rd ↺ Sembawang Rd
|'''1976'''
|'''23 August'''
|style='text-align:left'|Introduced between Admiralty Rd Ter and Sembawang Rd (Loop).
|-
|Admiralty Rd ↔ Ang Mo Kio Ave 6
|'''1977'''
|'''31 January'''
|style='text-align:left'|Extended to Ang Mo Kio Ave 6 Ter.
|-
|Admiralty Rd ↔ Ang Mo Kio
|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|rowspan=5|Woodlands Ctr ↔ Ang Mo Kio
|'''1980'''
|'''14 December'''
|style='text-align:left'|Extended to Woodlands Town Ter.
|-
|rowspan=2|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''29 November'''
|style='text-align:left'|Amended to Woodlands Int and amended to ply Admiralty Rd, skipping Marsiling Dr.
|-
|rowspan=2|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|rowspan=17|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''5 June'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=4|Woodlands ↔ Ang Mo Kio
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|'''10 March'''
|style='text-align:left'|Integrated with Service 857 and amended to ply Admiralty Rd West, Admiralty Rd East, Sembawang Rd, Yishun Ave 2 and Yishun Ave 3 under Woodlands MRT Rationalisation, skipping Canberra Rd.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0530 hrs on Sundays and Public Holidays.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop opposite Blk 324 along Ang Mo Kio Ave 3.
|-
|rowspan=8|{{Bus/D|169|note=Woodlands ↔ Ang Mo Kio}}{{Bus/D|169A|note=Woodlands → Yishun Ave 2}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|169A|note=Introduced from Woodlands Reg Int to Yishun Ave 2 (Northpoint Shop Ctr) during morning peak hours on weekdays.}}
|-
|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|rowspan=2|'''2003'''
|rowspan=2 {{TBC}}
|style='text-align:left'|Serves the bus stop outside Blk 923 along Yishun Ave 2, skipping the bus stop outside Northpoint Shop Ctr.
|-
|style='text-align:left'|{{Bus/D|169A|note=Terminating stop changed to Yishun Ave 2 (Blk 923).}}
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|'''2015'''
|'''11 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2018'''
|'''27 May'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite The Visionaire along Canberra Lk.
|-
|rowspan=5|{{Bus/D|169|note=Woodlands ↔ Ang Mo Kio}}{{Bus/D|169A|note=Woodlands → Yishun Ave 2}}{{Bus/D|169B|note=Woodlands → Woodlands Ave 8}}
|rowspan=3|'''2019'''
|'''25 February'''
|style='text-align:left'|{{Bus/D|169B|note=Introduced from Woodlands Temp Int to Woodlands Ave 8 (Bef Admiralty Rd West) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Canberra Stn along Canberra Lk.
|-
|'''22 December'''
|style='text-align:left'|Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.
|-
|rowspan=2|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.<ref>[//www.smrt.com.sg/getmedia/de37a676-ebeb-4dfd-a7ca-0e9431c4be45/woodlands-int-publicity-poster-(all-services)_final.pdf "Opening Of Woodlands Integrated Transport Hub (WITH) From Sunday, 13 June 2021"] SMRT Corporation, 10 May 2021.</ref>
|-
|{{TTS}} '''(Current)'''
|'''19 September'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/655b1c5812446684fea72e11_Sembawang-Yishun-update-30-aug.jpg "Sembawang-Yishun Bus Package"] Tower Transit Singapore, 25 August 2021.</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 160 - 169

2026-04-25T08:31:15Z

Singapore Buses: /* 2nd Generation (since 2002) */

==Service 160==
===1st Generation (1971 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Crawford St ↔ Rotherham Gate
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Crawford St Ter and Rotherham Gate Ter under 1971 Bus Reorganisation.
|-
|'''6 November'''
|style='text-align:left'|Amended to ply Canberra Rd, skipping Admiralty Rd East.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Old Upp Thomson Rd under 1974 Bus Rationalisation.
|-
|rowspan=5|Crawford St ↔ Admiralty Rd West
|'''1976'''
|'''23 August'''
|style='text-align:left'|Amended to Admiralty Rd West Ter.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=2|'''1979'''
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Crawford St Ter) and Weld Rd, Jln Besar and Bt Timah Rd (towards Admiralty Rd West Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''25 November'''
|style='text-align:left'|Amended to ply Upp Thomson Rd, skipping Old Upp Thomson Rd.
|-
|rowspan=6|{{TIBS}}
|rowspan=6|Admiralty Rd West ↔ Crawford St
|'''1983'''
|'''3 April'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1996'''
|'''10 February'''
|style='text-align:left'|Amended to ply Middle Rd towards Crawford St Ter and Jln Sultan, Beach Rd, Middle Rd, Victoria St, Rochor Rd and Rochor Canal Rd towards Admiralty Rd West Ter.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Admiralty Rd West Ter brought forward to 0600 hrs on Sundays and Public Holidays.
|-
|{{TBC}}
|style='text-align:left'|Last bus from Crawford St Ter extended to 2330 hrs on weekdays.
|-
|'''1998'''
|'''27 December'''
|style='text-align:left'|Extended to Lor 1 Geylang Ter and re-numbered as Service 980.
|}

===2nd Generation (since 2004)===
<onlyinclude>{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=19|{{SBST}} '''(Current)'''
|rowspan=4|Jurong East ↔ Kotaraya II (Johor Bahru)
|'''2004'''
|'''5 September'''
|style='text-align:left'|Introduced between Jurong East Int and Kotaraya II Ter (Johor Bahru) as a cross border service, operating between 0530 hrs and 2400 hrs from Jurong East Int daily.
|-
|'''2008'''
|'''16 December'''
|style='text-align:left'|Serves additional bus stop outside JB Sentral along Jln Tun Abdul Razak towards Kotaraya II Ter.
|-
|'''2009'''
|'''5 July'''
|style='text-align:left'|Amended to ply Boon Lay Way with the closure of Jurong East St 12 to facilitate the Jurong East Modification Project (JEMP).
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=8|Jurong East ↺ JB Sentral (Johor Bahru)
|'''2014'''
|'''1 November'''
|style='text-align:left'|Amended to loop at Jln Tun Abdul Razak with the permanent closure of Kotaraya II Ter.
|-
|'''2015'''
|'''1 March'''
|style='text-align:left'|Amended to loop at JB Sentral Ter, skipping Jln Tun Abdul Razak.
|-
|'''2016'''
|'''11 December'''
|style='text-align:left'|Serves new bus stop opposite Blk 635A along Woodlands Rd.
|-
|rowspan=3|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves relocated bus stop before PIE along Bt Batok Rd.
|-
|'''28 May'''
|style='text-align:left'|Skips removed bus stop opposite Mandai Rd along Woodlands Rd.
|-
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|'''2018'''
|'''25 March'''
|style='text-align:left'|Amended to ply Woodlands Ave 3 and Woodlands Ctr Rd towards JB Sentral Ter.
|-
|'''10 June'''
|style='text-align:left'|Serves new bus stop before Yew Tee Flyover along Woodlands Rd.
|-
|{{Bus/D|160|note=Jurong East ↺ JB Sentral (Johor Bahru)}}{{Bus/D|160A|note=Jurong East → Bt Batok Rd}}
|'''19 November'''
|style='text-align:left'|{{Bus/D|160A|note=Introduced from Jurong East Temp Int to Bt Batok Rd (Opp Dunearn Sec Sch) during peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=2|{{Bus/D|160|note=Jurong East ↺ Woodlands Ctr Rd}}{{Bus/D|160A|note=Jurong East → Bt Batok Rd}}
|rowspan=2|'''2020'''
|'''18 March'''
|style='text-align:left'|{{Bus/D|160|note=Temporarily shortened to loop at Woodlands Ctr Rd due to Movement Control Order in Malaysia, skipping Woodlands Crossing, Johor Bahru and JB Sentral Ter.}}
|-
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int.
|-
|{{Bus/D|160|note=Jurong East ↺ JB Sentral (Johor Bahru)}}{{Bus/D|160A|note=Jurong East → Bt Batok Rd}}
|'''2022'''
|'''1 May'''
|style='text-align:left'|{{Bus/D|160|note=Reinstated to loop at JB Sentral Ter.}}
|-
|rowspan=3|{{Bus/D|160|note=Jurong Town Hall ↺ JB Sentral (Johor Bahru)}}{{Bus/D|160A|note=Jurong Town Hall → Bt Batok Rd}}
|rowspan=2|'''2023'''
|rowspan=2|'''26 November'''
|style='text-align:left'|Extended to Jurong Town Hall Int.
|-
|style='text-align:left'|{{Bus/D|160|note=First bus brought forward to 0525 hrs daily.}}
|-
|'''2025'''
|'''15 September'''
|style='text-align:left'|{{Bus/D|160|note=First bus from Johor Bahru Checkpt to be brought forward to 0450 hrs on weekdays.<ref name=15Sep25>[//web.archive.org/web/20250906005501/https://www.sbstransit.com.sg/news/change-in-first-bus-timing-for-services-160-170-and-170x-from-monday-15-september-2025 "Change in First Bus Timing for Services 160, 170 and 170X From Monday, 15 September 2025"] SBS Transit, 3 September 2025. Archived on 6 September 2025.</ref>}}
|}

==Service 160A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Rotherham Gate ↔ New Bridge Rd
|rowspan=2|'''1971'''
|'''3 May'''
|style='text-align:left'|Introduced between Rotherham Gate Ter and New Bridge Rd Ter.
|-
|'''10 August'''
|style='text-align:left'|Amended to ply Dunearn Rd, Bt Timah Rd, Newton Circus and Balmoral Rd.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 167 under 1974 Bus Rationalisation.
|}

==Service 160M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBST}}
|rowspan=4|Jurong East ↺ Bukit Batok Rd
|rowspan=3|'''2020'''
|'''26 July'''
|style='text-align:left'|Introduced as a supplementary service between Jurong East Temp Int and Bt Batok Rd (Loop). {{LWAB}}
|-
|'''22 November'''
|style='text-align:left'|Serves a new bus stop outside Blk 460D along Bt Batok West Ave 9.
|-
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int.
|-
|'''2023'''
|'''24 September'''
|style='text-align:left'|Amended to ply Bt Batok West Ave 8, Bt Batok West Ave 2 and Bt Batok Rd and re-numbered as Service 993.
|}

==Service 161==
===1st Generation (1971 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=9|Sembawang Rd End ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Sembawang Rd End Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1976'''
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Prince Edward Ter) and Bt Timah Rd (towards Sembawang Rd End Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|rowspan=4|{{TIBS}}
|'''1983'''
|'''8 May'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|Sembawang Rd End ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1992'''
|'''20 September'''
|style='text-align:left'|Integrated with Service 167 and discontinued under TransitLink Network Integration Exercise Phase 9.
|}

===2nd Generation (since 2002)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=12|{{SBST}} '''(Current)'''
|rowspan=12|Hougang Ctrl ↔ Woodlands
|rowspan=2|'''2002'''
|'''2 June'''
|style='text-align:left'|Introduced between Hougang Ctrl Int and Woodlands Reg Int.
|-
|{{TBC}}
|style='text-align:left'|First bus from Hougang Ctrl Int brought forward to 0545 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''2007'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0545 hrs on weekdays.
|-
|'''24 June'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Innova JC along Woodlands Ave 2.
|-
|'''2014'''
|'''23 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/from-sunday-23-march-2014-five-more-wheelchair-accessible-bus-wab-services-will-be-launched "From Sunday 23 March 2014, Five more Wheelchair Accessible Bus (WAB) Services will be Launched"] SBS Transit, 17 March 2014</ref>
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.<ref>[//www.sbstransit.com.sg/news/services-161-and-168-will-operate-from-the-woodlands-temporary-interchange-from-saturday-12-march-2016 "Services 161 and 168 will operate from the Woodlands Temporary Interchange from Saturday, 12 March 2016"] SBS Transit, 4 February 2016</ref>
|-
|rowspan=3|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/ltagov/en/newsroom/2021/5/news-releases/Woodlands_ITH_to_open.html "Woodlands Integrated Transport Hub to Open on 13 June 2021"] Land Transport Authority, 17 May 2021</ref>
|-
|'''12 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east entrance of Woodlands Integrated Transport Hub.
|-
|'''26 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|rowspan=3|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|'''11 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east exit of Woodlands Integrated Transport Hub.
|-
|'''25 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|}

==Service 162==
===1st Generation (1971 - 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Crawford St ↺ Nee Soon Transit Camp
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Crawford St Ter and Nee Soon Transit Camp (Loop) under 1971 Bus Reorganisation.
|-
|'''5 July'''
|style='text-align:left'|Amended to ply Old Upp Thomson Rd.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

===2nd Generation (1977 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBS}}
|rowspan=3|Ang Mo Kio Ave 6 ↺ Sims Ave
|'''1977'''
|'''21 November'''
|style='text-align:left'|Introduced between Ang Mo Kio Ave 6 Ter and Sims Ave (Loop).
|-
|'''1978'''
|'''29 December'''
|style='text-align:left'|Coverted to a semi-express service and amended to ply Lor Chuan and Upp Serangoon Rd.
|-
|'''1979'''
|'''10 September'''
|style='text-align:left'|Serves all bus stops along Lor Chuan and Upp Serangoon Rd.
|-
|rowspan=9|Ang Mo Kio ↺ Sims Ave
|'''1980'''
|'''6 January'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|rowspan=2|'''1981'''
|'''10 May'''
|style='text-align:left'|Skips bus stop before Braddell Flyover along Braddell Rd.
|-
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1982'''
|'''11 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd and Geylang Bahru, skipping Jln Kolam Ayer.
|-
|rowspan=3|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Ang Mo Kio Ctrl 2 Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''20 June'''
|style='text-align:left'|Amended to ply CTE towards Sims Ave.
|-
|'''1986'''
|'''16 March'''
|style='text-align:left'|Integrated with Service 77 and amended to ply Boundary Rd, Serangoon Ave 2 and Upp Serangoon Rd, skipping CTE and Braddell Rd.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===3rd Generation (since 2001)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Yio Chu Kang ↺ Shenton Way
|rowspan=2|'''2001'''
|'''26 February'''
|style='text-align:left'|Introduced between Yio Chu Kang Ter and Shenton Way (Loop) as a semi-express day service on weekdays and Saturdays.
|-
|rowspan=3|Yio Chu Kang ↔ Shenton Way
|'''17 December'''
|style='text-align:left'|Amended to Shenton Way Ter and converted to trunk service, serving all bus stops along Bishan Rd and Upp Thomson Rd.
|-
|rowspan=2|'''2002'''
|{{TBC}}
|style='text-align:left'|First bus from Yio Chu Kang Ter brought forward to 0545 hrs on weekdays.
|-
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|rowspan=5|{{Bus/D|162|note=Yio Chu Kang ↔ Shenton Way}}{{Bus/D|162A|PAST|note=Yio Chu Kang → Sin Ming Ave}}
|'''2004'''
|'''5 April'''
|style='text-align:left'|{{Bus/D|162A|PAST|note=Introduced from Yio Chu Kang Ter to Sin Ming Ave (Ai Tong Sch) during morning peak hours on weekdays.}}
|-
|rowspan=2|'''2005'''
|'''19 February'''
|style='text-align:left'|Serves additional pair of bus stops outside One Raffles Lk along Nicoll Highway and after Esplanade Bridge along Esplanade Dr.
|-
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|162|note=First bus from Yio Chu Kang Ter brought forward to 0530 hrs on weekdays.}}
|-
|rowspan=7|Yio Chu Kang ↔ Shenton Way
|'''25 February'''
|style='text-align:left'|{{Bus/D|162A|PAST|note=Discontinued.}}
|-
|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|-
|'''2018'''
|'''11 March'''
|style='text-align:left'|Last bus from Shenton Way Ter extended to 1430 hrs on Saturdays.
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|-
|rowspan=4|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2022/Skipped%20Bus%20Stop%20-%20Closing%20of%20existing%20permanent%20bus%20stop%20at%20Scotts%20Road%20BS40189_LTA%20_Final.pdf "Bus Stop Skipped For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 8 January 2023"] SBS Transit, 27 December 2022</ref>
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2023/Poster%20-%20Bus%20Services%20To%20Call%20At%20Reopened%20Bus%20Stop%20Along%20Scotts%20Road.pdf "Reopening Of Bus Stop For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 27 August 2023"] SBS Transit, 14 August 2023</ref>
|-
|rowspan=2|Yio Chu Kang ↺ Sin Ming Dr
|rowspan=2|'''17 December'''
|style='text-align:left'|Shortened to loop at Sin Ming Dr from Yio Chu Kang Int under Thomson East Coast Line Bus Rationalisation.<ref name="TEL">[//www.lta.gov.sg/content/dam/ltagov/news/press/2023/231117-route-amendment-svc-162.pdf "Route Amendment for Service 162/162M"] Land Transport Authority, 28 November 2023</ref>
|-
|style='text-align:left'|Integrated with Service 162M and converted to a full day service, operating daily.<ref name="TEL"/>
|}

==Service 162X/162M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=5|{{Bus/D|162X|PAST|note=Yio Chu Kang ↺ Temasek Ave}}
|rowspan=2|'''2001'''
|'''25 February'''
|style='text-align:left'|{{Bus/D|162X|PAST|note=Introduced between Yio Chu Kang Ter and Temasek Ave (Loop) as an alternate route of Service 162, operating during off peak periods on weekdays and Saturdays and throughout the day on Sundays and Public Holidays, numbered as Service 162X.}}
|-
|'''16 December'''
|style='text-align:left'|Converted to trunk service, serving all bus stops along Bishan Rd and Upp Thomson Rd.
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|rowspan=6|{{Bus/D|162M|PAST|note=Yio Chu Kang ↺ Temasek Ave}}
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|162X|PAST|note={{Bus/D|162M|PAST|note=Re-numbered Service 162M.}}}}
|-
|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).
|-
|rowspan=3|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.
|-
|'''17 December'''
|style='text-align:left'|Integrated with Service 162 and discontinued under Thomson East Coast Line Bus Rationalisation.
|}

==Service 163==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Upp Thomson Rd ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Yio Chu Kang Rd Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=11|Jln Kayu ↔ Prince Edward
|'''4 October'''
|style='text-align:left'|Extended to Jln Kayu Ter.
|-
|rowspan=15|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''19 July'''
|style='text-align:left'|Amended to ply Coleman St and Hill St, skipping Stamford Rd.
|-
|'''1976'''
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Prince Edward Ter) and Bt Timah Rd (towards Jln Kayu Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''1980'''
|'''13 October'''
|style='text-align:left'|Amended to ply Ang Mo Kio Ave 9 and Ang Mo Kio Ave 4 with the partial closure of Yio Chu Kang Rd to facilitate redevelopment.
|-
|'''1981'''
|'''5 June'''
|style='text-align:left'|Amended to ply the diverted Yio Chu Kang Rd, skipping Ang Mo Kio Ave 9.
|-
|rowspan=2|Jln Kayu ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|rowspan=2|Jln Kayu ↔ Marina Ctr
|'''1989'''
|'''28 May'''
|style='text-align:left'|Shortened to Marina Ctr Ter.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|rowspan=7|Jln Kayu ↔ Toa Payoh
|'''1992'''
|'''3 May'''
|style='text-align:left'|Shortened to Toa Payoh Int under TransitLink Network Integration Exercise Phase 7.
|-
|rowspan=4|{{TIBS}}
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=3|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|{{TBC}}
|style='text-align:left'|Skips a pair of temporarily closed bus stops before and after Seletar West Farmway 1 along Jln Kayu.
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1999'''
|'''26 December'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=3|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|rowspan=5|Sengkang ↔ Toa Payoh
|'''29 December'''
|style='text-align:left'|Extended to Sengkang Temp Int.
|-
|'''31 December'''
|style='text-align:left'|Serves reinstated pair of bus stops before and after Sengkang West Ave along Jln Kayu.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after Fernvale Lk along Sengkang West Ave.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|rowspan=2|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|PAST|note=Sengkang ↺ Sengkang West Ave}}
|rowspan=2|'''2005'''
|rowspan=2|'''12 March'''
|style='text-align:left'|Amended to ply Fernvale Lane under Sengkang LRT (West Loop) Rationalisation.
|-
|style='text-align:left'|{{Bus/D|163A|PAST|note=Introduced from Sengkang West Ave (Bef Fernvale Lane) to Sengkang Int during morning peak hours and between Sengkang Int and Sengkang West Ave (Loop) during evening peak hours on weekdays under the Sengkang LRT (West Loop) Rationalisation, replacing Service 371.}}
|-
|rowspan=4|Sengkang ↔ Toa Payoh
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|163A|PAST|note=Re-numbered Service 163M.}}
|-
|'''2009'''
|'''22 November'''
|style='text-align:left'|Serves additional bus stop outside Braddell View along Braddell Rd.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Amended to ply the extended Fernvale Lane with the partial closure of Jln Kayu.
|-
|rowspan=2|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|note=Sengkang → Fernvale Lane}}
|rowspan=2|'''2019'''
|'''10 February'''
|style='text-align:left'|{{Bus/D|163A|note=Introduced from Sengkang Int to Fernvale Lane (Bef Sengkang West Rd), operating after the last bus of Service 163 daily.<ref>[//www.sbstransit.com.sg/news/introduction-of-service-163a "Introduction of Service 163A"] SBS Transit, 1 February 2019</ref>}}
|-
|'''22 December'''
|style='text-align:left'|Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.<ref>[//www.sbstransit.com.sg/news/service-163-to-call-at-a-new-bus-stop-along-upper-thomson-road "Service 163 to call at a new bus stop along Upper Thomson Road"] SBS Transit, 9 December 2019</ref>
|-
|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|note=Sengkang → Fernvale Lane}}{{Bus/D|163B|note=Sengkang → Yio Chu Kang Rd}}
|'''2023'''
|'''9 October'''
|style='text-align:left'|{{Bus/D|163B|note=Introduced from Sengkang Int to Yio Chu Kang Rd (NCS Hub) during morning peak hours on weekdays.<ref>[//www.sbstransit.com.sg/news/introduction-of-service-163b "Introduction of Service 163B"] SBS Transit, 27 September 2023</ref>}}
|-
|{{Bus/D|163|note=Sengkang ↔ Toa Payoh}}{{Bus/D|163A|note=Sengkang → Fernvale Lane}}{{Bus/D|163B|note=Sengkang → Yio Chu Kang Rd}}
|'''2025'''
|'''24 November'''
|style='text-align:left'|{{Bus/D|163B|note=Extended to terminate at the bus stop after Lentor Stn Exit 4 along Yio Chu Kang Rd.}}
|}

==Service 163A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Sembawang Hills Dr ↔ Prince Edward
|rowspan=2|'''1971'''
|'''6 July'''
|style='text-align:left'|Introduced between Sembawang Hills Dr and Prince Edward Ter.
|-
|rowspan=2|Sembawang Hills Dr ↺ Tg Pagar Rd
|'''4 October'''
|style='text-align:left'|Extended to loop at Tg Pagar Rd.
|-
|{{SBS}}
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 168 under 1974 Bus Rationalization.
|}

==Service 163M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBST}}
|rowspan=5|Sengkang ↺ Sengkang West Ave
|'''2008'''
|'''28 January'''
|style='text-align:left'|Converted from Short-Trip 163A as a supplementary route variant between Sengkang Int and Sengkang West Ave (Loop).
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0035 hrs daily.
|-
|'''13 October'''
|style='text-align:left'|Amended to ply the extended Fernvale Lane with the partial closure of Jln Kayu.
|-
|'''2019'''
|'''10 February'''
|style='text-align:left'|Discontinued with the introduction of Short-Trip 163A.
|}

==Service 164==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=9|Sembawang Rd End ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Sembawang Rd End Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|{{SBS}}
|'''1973'''
|'''1 November'''
|style='text-align:left'|Operations transferred to SBS.
|-
|rowspan=6|{{TIBS}}
|'''1983'''
|'''8 May'''
|style='text-align:left'|Operations transferred to TIBS.
|-
|rowspan=2|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Sembawang Rd End Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Neil Rd.
|-
|rowspan=2|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|'''1 October'''
|style='text-align:left'|Discontinued.
|}

==Service 165==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|rowspan=5|Upp Thomson Rd ↔ Jln Boon Lay
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Yio Chu Kang Rd Ter and Jln Boon Lay Ter under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Yio Chu Kang Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=23|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Lornie Rd, Adam Rd, Farrer Rd, Holland Rd, Ulu Pandan Rd and Clementi Rd under 1974 Bus Rationalization.
|-
|Ang Mo Kio Ave 6 ↔ Jln Boon Lay
|'''1977'''
|'''19 September'''
|style='text-align:left'|Extended to Ang Mo Kio Ave 6 Ter.
|-
|Ang Mo Kio Ave 6 ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int.
|-
|rowspan=6|Ang Mo Kio ↔ Jurong
|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''1986'''
|'''1 June'''
|style='text-align:left'|Skips removed bus stop before Ayer Rajah Rd along Clementi Rd.
|-
|'''1987'''
|'''12 August'''
|style='text-align:left'|Skips removed bus stop after Joan Rd along Lornie Rd.
|-
|rowspan=3|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|Ang Mo Kio ↔ Boon Lay
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int temporarily.
|-
|Ang Mo Kio ↔ Clementi
|'''7 July'''
|style='text-align:left'|Shortened to Clementi Int.
|-
|rowspan=11|Hougang Ctrl ↔ Clementi
|'''1995'''
|'''8 January'''
|style='text-align:left'|Extended to Hougang Ctrl Int.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside Blk 836 and outside Blk 830A along Hougang Ctrl.
|-
|rowspan=2|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|{{TBC}}
|style='text-align:left'|First bus from Clementi Int brought forward to 0545 hrs on weekdays.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|'''2009'''
|'''19 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 834 and outside Hougang Polyclinic along Hougang Ave 4.
|-
|'''2011'''
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''2012'''
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway with the partial closure of Adam Rd.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|}

==Service 166==
===1st Generation (1971 - 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=2|Sembawang Rd End ↺ Nee Soon Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Sembawang Rd End Ter and Nee Soon Rd (loop) under 1971 Bus Reorganisation.
|-
|{{SBS}}
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

===2nd Generation (since 1976)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=35|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Ang Mo Kio Ave 6 ↔ New Bridge Rd
|'''1976'''
|'''22 November'''
|style='text-align:left'|Introduced between Ang Mo Kio Ave 6 Ter and New Bridge Rd Ter.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=4|Ang Mo Kio ↔ New Bridge Rd
|rowspan=2|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards New Bridge Rd Ter) and Bt Timah Rd (towards Ang Mo Kio Ave 3 Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|rowspan=4|Ang Mo Kio ↔ Labrador
|'''1984'''
|'''29 January'''
|style='text-align:left'|Extended to Labrador Ter.
|-
|rowspan=2|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Ang Mo Kio Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Ang Mo Kio Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|rowspan=24|Ang Mo Kio ↔ Clementi
|'''27 August'''
|style='text-align:left'|Integrated with Service 146 and extended to Clementi Int.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Blk 324 along Ang Mo Kio Ave 3.
|-
|rowspan=3|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|{{TBC}}
|style='text-align:left'|Skips temporarily closed bus stops outside and opposite Sch of Mechanical & Mfg along Commonwealth Ave West.
|-
|'''10 July'''
|style='text-align:left'|Skips the bus stop outside Plaza By The Pk along Bras Basah Rd.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Last bus from Clementi Int extended to 2400 hrs on Saturdays.
|-
|rowspan=2|'''2001'''
|'''18 February'''
|style='text-align:left'|Serves the bus stop outside Novena Stn along Thomson Rd, skipping the bus stop outside Novena Ch.
|-
|'''18 October'''
|style='text-align:left'|Serves reinstated bus stops outside Dover Stn along Commonwealth Ave West.
|-
|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|'''2003'''
|'''7 December'''
|style='text-align:left'|Serves the bus stop outside Blk 3 along Neil Rd with the abolition of the bus stop outside Everton Pk.
|-
|rowspan=2|'''2005'''
|'''12 June'''
|style='text-align:left'|Serves new bus stop outside Science Pk along AYE.
|-
|'''9 October'''
|style='text-align:left'|Serves additional bus stop outside Clarke Quay Stn along Eu Tong Sen St.
|-
|rowspan=2|'''2006'''
|rowspan=2|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|rowspan=3|'''2011'''
|'''26 June'''
|style='text-align:left'|Serves new bus stop outside The Pinnacle @ Duxton along Neil Rd.
|-
|'''16 October'''
|style='text-align:left'|Amended to ply Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd with the partial closure of Bencoolen St to facilitate the construction of Bencoolen station on the Downtown Line.
|-
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''11 December'''
|style='text-align:left'|Amended to ply the reinstated Bencoolen St, skipping Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd.
|-
|'''2017'''
|'''26 November'''
|style='text-align:left'|Serves bus stop after Hosp Dr along Eu Tong Sen St with the removal of the bus stop before Hosp Dr along Kg Bahru Rd.
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|}

==Service 167==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|rowspan=2|Rotherham Gate ↔ New Bridge Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 160A as a service between Rotherham Gate Ter and New Bridge Rd Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Rotherham Gate Ter with the conversion of Orchard Rd to one-way traffic.
|-
|rowspan=2|Admiralty Rd West ↔ Tg Pagar Rd
|'''1976'''
|'''23 August'''
|style='text-align:left'|Amended to Admiralty Rd West Ter and Tg Pagar Ter.
|-
|rowspan=2|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to temporary terminal along Lim Teck Kim Rd with the closure of Tg Pagar Ter.
|-
|rowspan=3|Admiralty Rd West ↔ Anson Rd
|'''23 December'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Hoe Chiang Rd towards Anson Rd Ter, skipping Lim Teck Kim Rd.
|-
|rowspan=23|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''1983'''
|'''3 April'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=7|Admiralty Rd West ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|rowspan=4|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Admiralty Rd West Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Admiralty Rd West Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn'''.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|rowspan=2|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|rowspan=6|Sembawang Rd End ↔ Bukit Merah
|'''20 September'''
|style='text-align:left'|Integrated with Services 161 and 850, extended to Sembawang Rd End Ter, extended to Bt Merah Int and amended to ply Cecil St/Shenton Way under TransitLink Network Integration Exercise Phase 9, skipping Eu Tong Sen St/Sth Bridge Rd and Tg Pagar Rd.
|-
|'''1995'''
|'''7 May'''
|style='text-align:left'|Amended to ply Orchard Turn.
|-
|'''2001'''
|'''11 February'''
|style='text-align:left'|Amended to ply Canberra Rd and Canberra Lk.
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|rowspan=3|'''2005'''
|'''3 May'''
|style='text-align:left'|Serves additional bus stop outside Victoria Concert Hall along Empress Pl.
|-
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|rowspan=15|Sembawang ↔ Bukit Merah
|'''20 November'''
|style='text-align:left'|Amended to Sembawang Int.
|-
|rowspan=2|'''2006'''
|'''18 February'''
|style='text-align:left'|Serves additional bus stop after Hosp Dr along Eu Tong Sen St.
|-
|'''29 October'''
|style='text-align:left'|Serves relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|'''2012'''
|'''15 November'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''1 May'''
|style='text-align:left'|Amended to ply Esplanade Dr with the partial closure of Fullerton Rd.
|-
|'''2017'''
|'''26 November'''
|style='text-align:left'|Skips removed bus stop before Hosp Dr along Kg Bahru Rd.
|-
|'''2019'''
|'''22 December'''
|style='text-align:left'|Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.
|-
|rowspan=2|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).
|-
|'''27 December'''
|style='text-align:left'|Serves a pair of new bus stops opposite and before Canberra Dr along Sembawang Rd.
|-
|rowspan=6|{{TTS}} '''(Current)'''
|rowspan=2|'''2021'''
|'''3 October'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/655b1c5812446684fea72e11_Sembawang-Yishun-update-30-aug.jpg "Sembawang-Yishun Bus Package"] Tower Transit Singapore, 25 August 2021.</ref>
|-
|'''26 December'''
|style='text-align:left'|Amended to ply Esplanade Dr towards Bt Merah Int with the closure of Connaught Dr.
|-
|rowspan=3|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2022/Skipped%20Bus%20Stop%20-%20Closing%20of%20existing%20permanent%20bus%20stop%20at%20Scotts%20Road%20BS40189_LTA%20_Final.pdf "Bus Stop Skipped For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 8 January 2023"] SBS Transit, 27 December 2022</ref>
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2023/Poster%20-%20Bus%20Services%20To%20Call%20At%20Reopened%20Bus%20Stop%20Along%20Scotts%20Road.pdf "Reopening Of Bus Stop For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 27 August 2023"] SBS Transit, 14 August 2023</ref>
|-
|'''17 December'''
|style='text-align:left'|Operates at a reduced frequency of 30-minute intervals daily under Thomson East Coast Line Bus Rationalisation.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/65a887a9195b5f98deb32bac_Changes-to-167-scaled-p-1600.jpg "Change in Timetable for Service 167"] Tower Transit Singapore, 30 November 2023</ref>
|-
|'''2025'''
|'''30 March'''
|style='text-align:left'|Serves new bus stop opposite Police Cantonment Cplx along Cantonment Rd.
|}

==Service 168==
===1st Generation (1974 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|-
|rowspan=12|{{SBS}}
|rowspan=2|Sembawang Hills Dr ↔ Tg Pagar Rd
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 163A as a service between Sembawang Hills Dr and Tg Pagar Rd Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Sembawang Hills Dr with the conversion of Orchard Rd to one-way traffic.
|-
|Ang Mo Kio Ave 6 ↺ South Canal
|'''1976'''
|'''15 February'''
|style='text-align:left'|Extended to Ang Mo Kio Ave 6 Ter and amended to Sth Canal Ter.
|-
|Ang Mo Kio Ave 6 ↺ Orchard Rd
|'''1978'''
|'''29 December'''
|style='text-align:left'|Shortened to loop at Orchard Rd from Ang Mo Kio Ave 6 Ter and converted to semi-express service.
|-
|rowspan=8|Ang Mo Kio ↺ Orchard Rd
|rowspan=2|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|'''15 October'''
|style='text-align:left'|Amended to ply Marymount Rd.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''1984'''
|'''16 April'''
|style='text-align:left'|First air-conditioned bus service (7am to 7pm on Mondays to Saturdays).
|-
|rowspan=2|'''1987'''
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1989'''
|'''11 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 2001)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=25|{{SBST}} '''(Current)''' Known as ''{{SBS}} prior to 1 November 2001''
|rowspan=22|Bedok ↔ Woodlands
|rowspan=2|'''2001'''
|'''14 April'''
|style='text-align:left'|Introduced between Bedok Int and Woodlands Reg Int.
|-
|'''22 July'''
|style='text-align:left'|Amended to ply Jln Kayu in both directions.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after Tampines Ave 9 along Tampines Ave 10.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after TPE along Tampines Ave 10.
|-
|rowspan=2|'''2006'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Bedok Green Sec Sch along Bedok Nth Ave 3.
|-
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0600 hrs on Sundays and Public Holidays.
|-
|'''2007'''
|'''24 June'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Innova JC along Woodlands Ave 2.
|-
|'''2008'''
|{{TBC}}
|style='text-align:left'|First bus from Bedok Int brought forward to 0600 hrs on Sundays and Public Holidays.
|-
|'''2011'''
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|rowspan=2|'''2012'''
|'''11 March'''
|style='text-align:left'|Serves new bus stop outside Blk 204 along Bedok Nth St 1.
|-
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2014'''
|'''5 October'''
|style='text-align:left'|Serves additional pair of bus stops before and after Punggol Rd along TPE.
|-
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2015'''
|'''8 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite CityLife @ Tampines along Tampines Ave 9.
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.<ref>[//www.sbstransit.com.sg/news/services-161-and-168-will-operate-from-the-woodlands-temporary-interchange-from-saturday-12-march-2016 "Services 161 and 168 will operate from the Woodlands Temporary Interchange from Saturday, 12 March 2016"] SBS Transit, 4 February 2016</ref>
|-
|rowspan=4|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/ltagov/en/newsroom/2021/5/news-releases/Woodlands_ITH_to_open.html "Woodlands Integrated Transport Hub to Open on 13 June 2021"] Land Transport Authority, 17 May 2021</ref>
|-
|rowspan=2|'''12 December'''
|style='text-align:left'|Serves new pair of bus stops before and after Heartbeat @ Bedok along Bedok Nth St 1.
|-
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east entrance of Woodlands Integrated Transport Hub.
|-
|'''26 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|rowspan=2|'''2022'''
|'''11 December'''
|style='text-align:left'|Temporarily amended to Woodlands Temp Int to facilitate road works at the east exit of Woodlands Integrated Transport Hub.
|-
|'''25 December'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|First bus from Bedok Int brought forward to 0530 hrs on Sundays and Public Holidays.
|-
|rowspan=3|{{Bus/D|168|note=Bedok ↔ Woodlands}}{{Bus/D|168A|note=Woodlands → Tampines Ave 4}}
|rowspan=2|'''2024'''
|'''13 May'''
|style='text-align:left'|{{Bus/D|168A|note=Introduced from Woodlands Int to Tampines Ave 4 (Opp Tampines Stn/Int) during peak hours on weekdays and Saturdays. {{LWAB}}}}
|-
|'''19 May'''
|style='text-align:left'|{{Bus/D|168|note=First bus from Woodlands Int brought forward to 0545 hrs on Sundays and Public Holidays.}}
|-
|'''2025'''
|'''26 October'''
|style='text-align:left'|Serves a new pair of bus stops in front of and opposite Blk 961A along Bedok Reservoir Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Bus%20Services%20to%20Call%20at%20New%20Bus%20Stops%20along%20Bedok%20Reservoir%20Road.pdf "Bus Services to Call at New Bus Stops along Bedok Reservoir Road"] SBS Transit, 21 October 2025.</ref>
|}

==Service 169==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBS}}
|Admiralty Rd ↺ Sembawang Rd
|'''1976'''
|'''23 August'''
|style='text-align:left'|Introduced between Admiralty Rd Ter and Sembawang Rd (Loop).
|-
|Admiralty Rd ↔ Ang Mo Kio Ave 6
|'''1977'''
|'''31 January'''
|style='text-align:left'|Extended to Ang Mo Kio Ave 6 Ter.
|-
|Admiralty Rd ↔ Ang Mo Kio
|'''1979'''
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|rowspan=5|Woodlands Ctr ↔ Ang Mo Kio
|'''1980'''
|'''14 December'''
|style='text-align:left'|Extended to Woodlands Town Ter.
|-
|rowspan=2|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''29 November'''
|style='text-align:left'|Amended to Woodlands Int and amended to ply Admiralty Rd, skipping Marsiling Dr.
|-
|rowspan=2|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|rowspan=17|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''5 June'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=4|Woodlands ↔ Ang Mo Kio
|rowspan=2|'''1996'''
|'''4 February'''
|style='text-align:left'|Amended to Woodlands Reg Int.
|-
|'''10 March'''
|style='text-align:left'|Integrated with Service 857 and amended to ply Admiralty Rd West, Admiralty Rd East, Sembawang Rd, Yishun Ave 2 and Yishun Ave 3 under Woodlands MRT Rationalisation, skipping Canberra Rd.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|First bus from Woodlands Reg Int brought forward to 0530 hrs on Sundays and Public Holidays.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop opposite Blk 324 along Ang Mo Kio Ave 3.
|-
|rowspan=8|{{Bus/D|169|note=Woodlands ↔ Ang Mo Kio}}{{Bus/D|169A|note=Woodlands → Yishun Ave 2}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|169A|note=Introduced from Woodlands Reg Int to Yishun Ave 2 (Northpoint Shop Ctr) during morning peak hours on weekdays.}}
|-
|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|rowspan=2|'''2003'''
|rowspan=2 {{TBC}}
|style='text-align:left'|Serves the bus stop outside Blk 923 along Yishun Ave 2, skipping the bus stop outside Northpoint Shop Ctr.
|-
|style='text-align:left'|{{Bus/D|169A|note=Terminating stop changed to Yishun Ave 2 (Blk 923).}}
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|'''2015'''
|'''11 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''12 March'''
|style='text-align:left'|Amended to Woodlands Temp Int.
|-
|'''2018'''
|'''27 May'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite The Visionaire along Canberra Lk.
|-
|rowspan=5|{{Bus/D|169|note=Woodlands ↔ Ang Mo Kio}}{{Bus/D|169A|note=Woodlands → Yishun Ave 2}}{{Bus/D|169B|note=Woodlands → Woodlands Ave 8}}
|rowspan=3|'''2019'''
|'''25 February'''
|style='text-align:left'|{{Bus/D|169B|note=Introduced from Woodlands Temp Int to Woodlands Ave 8 (Bef Admiralty Rd West) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Canberra Stn along Canberra Lk.
|-
|'''22 December'''
|style='text-align:left'|Serves new bus stop before Adana @ Thomson along Upp Thomson Rd.
|-
|rowspan=2|'''2021'''
|'''13 June'''
|style='text-align:left'|Amended to Woodlands Integrated Transport Hub.<ref>[//www.smrt.com.sg/getmedia/de37a676-ebeb-4dfd-a7ca-0e9431c4be45/woodlands-int-publicity-poster-(all-services)_final.pdf "Opening Of Woodlands Integrated Transport Hub (WITH) From Sunday, 13 June 2021"] SMRT Corporation, 10 May 2021.</ref>
|-
|{{TTS}} '''(Current)'''
|'''19 September'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.<ref>[//cdn.prod.website-files.com/64db3f356dec8ad339d6c2ae/655b1c5812446684fea72e11_Sembawang-Yishun-update-30-aug.jpg "Sembawang-Yishun Bus Package"] Tower Transit Singapore, 25 August 2021.</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 150 - 159

2026-04-25T08:01:37Z

Singapore Buses: /* 2nd Generation (since 1993) */

==Service 150==
===1st Generation (1971 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan="2"|{{UBC}}
|Lor 1 Toa Payoh ↔ Crawford St
|rowspan="2"|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Crawford St Ter under 1971 Bus Reorganisation.
|-
|rowspan="7"|Toa Payoh ↔ Crawford St
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan="6"|{{SBS}}
|rowspan="2"|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|'''1979'''
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Crawford St Ter) and Weld Rd, Jln Besar and Bt Timah Rd (towards Toa Payoh Town Ctr Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''1980'''
|'''3 February'''
|style='text-align:left'|Integrated with Service 149 and amended to ply Jln Sultan, Beach Rd, Middle Rd and Selegie Rd towards Toa Payoh Town Ctr Ter, skipping Arab St, Rochor Canal Rd, Weld Rd, Jln Besar and Rochor Canal Rd.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Service 56 and discontinued.
|}

===2nd Generation (since 2016)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBST}} '''(Current)'''
|Eunos ↺ Marine Terrace
|'''2016'''
|'''20 March'''
|style='text-align:left'|Introduced between Eunos Int and Marine Terr (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0600 hrs and 2330 hrs daily. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/new-services---134-and-150---and-route-amendment-for-service-76 "New Services - 134 and 150 - and route amendment for Service 76"] SBS Transit, 4 March 2016</ref>
|}

==Service 151==
===1st Generation (1971 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|Kim Keat Ave ↔ South Canal
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kim Keat Ave Ter and Sth Canal Ter under 1971 Bus Reorganisation.
|-
|rowspan=3|Toa Payoh ↔ South Canal
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=9|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|Toa Payoh ↔ Outram Pk
|'''1974'''
|'''3 February'''
|style='text-align:left'|Integrated with Service 159 and extended to Outram Pk Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply Tiong Bahru Rd and the extended Zion Rd towards Toa Payoh Town Ctr Ter with the partial conversion of Kim Seng Rd and Outram Rd to one-way traffic.
|-
|rowspan=6|Toa Payoh ↺ New Bridge Rd
|'''1976'''
|'''1 January'''
|style='text-align:left'|Extended to loop at New Bridge Rd from Toa Payoh Town Ctr Ter.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int and converted to day service on weekdays & Saturdays.
|-
|'''1986'''
|'''16 November'''
|style='text-align:left'|Serves new staggered bus stop outside Thong Teck Bldg along Scotts Rd, skipping the bus stop outside Metro Orchard.
|-
|rowspan=2|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Toa Payoh Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''1989'''
|'''28 May'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=14|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=7|Hougang (South) ↔ Kent Ridge
|'''1993'''
|'''4 April'''
|style='text-align:left'|Introduced between Hougang Int and Kent Ridge Ter under TransitLink Network Integration Exercise Phase 12.
|-
|rowspan=4|'''1994'''
|'''23 January'''
|style='text-align:left'|Amended to ply Hougang Ave 3, skipping Defu Ave 1.
|-
|{{TBC}}
|style='text-align:left'|First bus from Hougang Int revised to 0600 hrs on weekdays and Saturdays. Last bus from Hougang Int revised to 2300 hrs daily.
|-
|{{TBC}}
|style='text-align:left'|First bus from Kent Ridge Ter revised to 0630 hrs daily. Last bus from Kent Ridge Ter revised to 2300 hrs on weekdays and Saturdays.
|-
|'''11 September'''
|style='text-align:left'|Amended to ply Kent Ridge Cres.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Last bus from Kent Ridge Ter brought forward to 2300 hrs on Sundays and Public Holidays.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|First bus from Kent Ridge Ter brought forward to 0615 hrs on weekdays.
|-
|{{Bus/D|151|note=Hougang South ↔ Kent Ridge}} {{Bus/D|151A|PAST|note=Kent Ridge → Dunearn Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|151A|PAST|note=Introduced from Kent Ridge Ter to Dunearn Rd (Aft Kheam Hock Rd) during evening peak hours on weekdays.}}
|-
|rowspan=5|{{Bus/D|151|note=Hougang Ctrl ↔ Kent Ridge}} {{Bus/D|151A|PAST|note=Kent Ridge → Dunearn Rd}}
|'''2004'''
|'''15 February'''
|style='text-align:left'|{{Bus/D|151|note=Extended to Hougang Ctrl Int with the closure of Hougang Sth Int.}}
|-
|'''2007'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop before Paya Lebar Rd along Airport Rd to facilitate the construction of KPE.
|-
|'''2010'''
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2011'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Amended to skip Bendemeer Rd, Whampoa Nth and Serangoon Rd towards Kent Ridge Ter with the permanent closure of Whampoa Nth.
|-
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|Hougang Ctrl ↔ Kent Ridge
|'''2012'''
|'''23 July'''
|{{Bus/D|151A|PAST|note=Discontinued.}}
|}

==Service 152==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|Lor 1 Toa Payoh ↔ Telok Kurau Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Telok Kurau Rd Ter under 1971 Bus Reorganisation.
|-
|Toa Payoh ↔ Telok Kurau Rd
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=10|{{SBS}}
|rowspan=3|Toa Payoh ↔ Chai Chee
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Extended to Chai Chee Ter.
|-
|'''1976'''
|'''30 December'''
|style='text-align:left'|Amended to ply Sims Ave/Geylang Rd and the extended Tg Katong Rd, skipping Guillemard Rd.
|-
|Toa Payoh ↔ Bedok South Rd
|'''1977'''
|'''15 August'''
|style='text-align:left'|Extended to Bedok Sth Rd Ter and amended to ply Sims Ave/Geylang Rd and Changi Rd, skipping Tg Katong Rd, Mountbatten Rd, East Coast Rd and Telok Kurau Rd.
|-
|rowspan=6|Toa Payoh ↔ Bedok
|rowspan=2|'''1979'''
|'''8 April'''
|style='text-align:left'|Amended to Bedok Int.
|-
|'''14 October'''
|style='text-align:left'|Amended to ply Sims Ave East towards Bedok Int with the conversion of Changi Rd to one-way traffic.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|'''2000'''
|'''29 October'''
|style='text-align:left'|Integrated with Service 28 and discontinued.
|}

==Service 153==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Lor 1 Toa Payoh ↔ Henderson Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Jln Bt Merah Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|Toa Payoh ↔ Henderson Rd
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=14|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|Toa Payoh ↔ Bukit Merah
|'''1979'''
|'''23 December'''
|style='text-align:left'|Amended to Bt Merah Ctrl Ter.
|-
|'''1980'''
|'''28 September'''
|style='text-align:left'|Amended to Bt Merah Int.
|-
|rowspan=2|Upp Serangoon ↔ Bukit Merah
|'''1983'''
|'''26 December'''
|style='text-align:left'|Integrated with Service 156 and extended to Upp Serangoon Ter.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Amended to ply Bt Merah Ctrl.
|-
|rowspan=4|Bukit Merah ↔ Hougang Ctrl
|'''1994'''
|'''18 December'''
|style='text-align:left'|Amended to Hougang Ctrl Int.
|-
|'''1998'''
|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|rowspan=2|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=2|{{Bus/D|153|note=Bukit Merah ↔ Hougang Ctrl}} {{Bus/D|153A|PAST|note=Hougang Ctrl Int → Lor 2 Toa Payoh}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|153A|PAST|note=Introduced from Hougang Ctrl Int to Lor 2 Toa Payoh (Toa Payoh Stn) during morning peak hours on weekdays.}}
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|rowspan=3|Bukit Merah ↔ Hougang Ctrl
|'''2006'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|153A|PAST|note=Discontinued.}}
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|'''2015'''
|'''28 September'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-five-wheelchair-accessible-bus-services-1 "SBS Transit to roll out another five Wheelchair-accessible Bus services"] SBS Transit, 21 September 2015</ref>
|}

==Service 153A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Lor 1 Toa Payoh ↔ Henderson Rd
|rowspan=2|'''1971'''
|'''19 July'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Jln Bt Merah Ter.
|-
|rowspan=3|Toa Payoh ↔ Henderson Rd
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Integrated with Service 95 and discontinued under 1974 Bus Rationalisation.
|}

==Service 154==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=2|MacPherson ↔ Intl Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between MacPherson Ter and Intl Rd Ter under 1971 Bus Reorganisation.
|-
|rowspan=26|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=4|MacPherson ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int and amended to ply MacPherson Rd, Serangoon Rd and Jln Toa Payoh, skipping Upp Aljunied Rd, Upp Serangoon Rd, Braddell Rd, Lor 5 Toa Payoh, Lor 4 Toa Payoh, Toa Payoh Ctrl and Lor 2 Toa Payoh.
|-
|'''1981'''
|'''31 October'''
|style='text-align:left'|Amended to ply Clementi Rd, skipping Old Clementi Rd.
|-
|'''1986'''
|'''1 June'''
|style='text-align:left'|Skips removed bus stop before Ayer Rajah Rd along Clementi Rd.
|-
|'''1988'''
|'''23 October'''
|style='text-align:left'|Amended to ply Commonwealth Ave West and Clementi Ave 6.
|-
|rowspan=4|Boon Lay ↔ Eunos
|'''1990'''
|'''1 July'''
|style='text-align:left'|Extended to Eunos Int and amended to Boon Lay Int.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite MOE Water Works along Jln Ahmad Ibrahim.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int revised to 0530 hrs on weekdays and Saturdays.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int revised to 0600 hrs on Sundays and Public Holidays.
|-
|{{Bus/D|154|note=Boon Lay ↔ Eunos}}{{Bus/D|154A|PAST|note=Commonwealth Ave West → Clementi Rd}}
|rowspan=2|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|154A|PAST|note=Introduced from Commonwealth Ave West (Clementi Stn) to Clementi Rd (Ngee Ann Poly) during morning peak hours on weekdays.}}
|-
|rowspan=7|{{Bus/D|154|note=Boon Lay ↔ Eunos}}{{Bus/D|154A|PAST|note=Boon Lay → Clementi Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|154A|PAST|note=Extended to start from Boon Lay Int.}}
|-
|'''2003'''
|'''16 March'''
|style='text-align:left'|Amended to ply Eunos Ave 5 and Eunos Rd 8 with the partial closure of Paya Lebar Rd to facilitate the construction of Paya Lebar station on the Circle Line.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2008'''
|'''26 October'''
|style='text-align:left'|Serves new bus stop along Jln Ubi.
|-
|rowspan=3|'''2009'''
|'''23 August'''
|style='text-align:left'|Amended to ply the reinstated Paya Lebar Rd, skipping Eunos Ave 5 and Eunos Rd 8.
|-
|'''22 November'''
|style='text-align:left'|Serves new bus stop opposite MacPherson Stn along Circuit Lk.
|-
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=5|Boon Lay ↔ Eunos
|'''2010'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|154A|PAST|note=Discontinued.}}
|-
|rowspan=4|'''2011'''
|'''26 June'''
|style='text-align:left'|Amended to ply Lor Bengkok with the closure of Circuit Lk to facilitate the construction of MacPherson station on the Downtown Line.
|-
|rowspan=2|'''4 September'''
|style='text-align:left'|Amended to skip Bendemeer Rd, Whampoa Nth and Serangoon Rd towards Boon Lay Int with the permanent closure of Whampoa Nth.
|-
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|'''26 September'''
|style='text-align:left'|{{DWAB}}
|-
|{{Bus/D|154|note=Boon Lay ↔ Eunos}}{{Bus/D|154A|note=Yung Ho Rd → Boon Lay Way}}
|'''2012'''
|'''19 November'''
|style='text-align:left'|{{Bus/D|154A|note=Introduced from Yung Ho Rd (Blk 151) to Boon Lay Way (Lakeside Stn) during morning peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=2|{{Bus/D|154|note=Boon Lay ↔ Eunos}}{{Bus/D|154A|note=Yung Ho Rd → Boon Lay Way}}{{Bus/D|154B|note=Commonwealth Ave West → Clementi Rd}}
|'''2014'''
|'''6 January'''
|style='text-align:left'|{{Bus/D|154B|note=Introduced from Commonwealth Ave West (Clementi Stn) to Clementi Rd (Ngee Ann Poly) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2016'''
|'''16 October'''
|style='text-align:left'|Amended to ply the reinstated Circuit Lk, skipping Lor Bengkok.
|-
|{{Bus/D|154|note=Boon Lay ↔ Eunos}}{{Bus/D|154A|note=Yung Ho Rd → Boon Lay Way}}{{Bus/D|154B|note=Boon Lay → Clementi Rd}}
|'''2018'''
|'''15 October'''
|style='text-align:left'|{{Bus/D|154B|note=Extended to start from Boon Lay Int.}}
|}

==Service 154A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|New Bridge Rd ↔ Jln Besi
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between New Bridge Rd Ter and Jln Besi Ter under 1971 Bus Reorganisation.
|-
|Crawford St ↔ Jln Besi
|'''1 September'''
|style='text-align:left'|Extended to Crawford St Ter.
|-
|rowspan=3|Crawford St ↔ Benoi Rd
|{{TBC}}
|style='text-align:left'|Extended to Benoi Rd Ter.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 209 under 1974 Bus Rationalisation.
|}

==Service 155==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|Kim Keat Ave ↔ Bedok Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kim Keat Ave Ter and Bedok Rd Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|Toa Payoh ↔ Bedok Rd
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=32|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|Toa Payoh ↔ Chai Chee
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to Chai Chee Ter under 1974 Bus Rationalisation.
|-
|rowspan=4|Toa Payoh ↔ Upp Changi Rd 8¼ ms
|'''1 December'''
|style='text-align:left'|Amended to Upp Changi Rd 13.3 km Ter.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Upp Changi Rd 13.3 km Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=2|'''1979'''
|{{TBC}}
|style='text-align:left'|Relocated to Upp Changi Rd 15.5km Ter.
|-
|'''14 October'''
|style='text-align:left'|Amended to ply Still Rd and Joo Chiat Pl towards Upp Changi Rd 15.5 km Ter with the conversion of Changi Rd to one-way traffic.
|-
|rowspan=3|Toa Payoh ↔ Somapah Depot
|rowspan=3|'''1980'''
|'''16 June'''
|style='text-align:left'|Amended to Somapah Depot.
|-
|'''13 July'''
|style='text-align:left'|Amended to ply Toa Payoh East, Kim Keat Ave, Toa Payoh East, Lor 7 Toa Payoh, Lor 6 Toa Payoh, Toa Payoh East, Lor 5 Toa Payoh and Lor 4 Toa Payoh.
|-
|'''28 December'''
|style='text-align:left'|Amended to ply Upp Changi Rd East, skipping Upp Changi Rd.
|-
|rowspan=3|Toa Payoh ↔ Somapah
|'''1981'''
|'''28 June'''
|style='text-align:left'|Amended to Somapah Int.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|'''1986'''
|'''7 December'''
|style='text-align:left'|Serves new bus stop before Bedok Sth Ave 3 along Upp East Coast Rd.
|-
|rowspan=5|Toa Payoh ↔ Marine Parade
|'''1989'''
|'''27 August'''
|style='text-align:left'|Shortened to Marine Parade Ter.
|-
|'''1992'''
|'''3 May'''
|style='text-align:left'|Amended to ply Geylang East Ctrl and Paya Lebar Rd under TransitLink Network Integration Exercise Phase 7.
|-
|'''1993'''
|{{TBC}}
|style='text-align:left'|Serves bus stop outside Eunos Stn along Sims Ave with the abolition of the bus stop after Eunos Cres.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|rowspan=5|{{Bus/D|155|note=Toa Payoh ↺ Siglap Rd}}{{Bus/D|155A|PAST|note=Toa Payoh → Siglap Rd}}
|rowspan=2|'''2001'''
|rowspan=2|'''16 September'''
|style='text-align:left'|Amended to loop at Siglap Rd from Toa Payoh Temp Int with the closure of Marine Parade Ter.
|-
|style='text-align:left'|{{Bus/D|155A|PAST|note=Introduced from Toa Payoh Int to Siglap Rd (Opp Mandarin Gdns) as terminating trips after the last bus of Service 155 daily.}}
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|rowspan=2|'''2003'''
|'''16 March'''
|style='text-align:left'|Amended to ply Eunos Ave 5 and Eunos Rd 8 with the partial closure of Paya Lebar Rd to facilitate the construction of Paya Lebar station on the Circle Line.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Victoria Sch along Marine Parade Rd.
|-
|rowspan=6|{{Bus/D|155|note=Toa Payoh ↺ Siglap Rd}}{{Bus/D|155A|PAST|note=Toa Payoh ↺ Siglap Rd → Marine Parade Rd}}
|'''2005'''
|'''25 April'''
|style='text-align:left'|{{Bus/D|155A|PAST|note=Extended to terminate at Marine Parade Rd (Victoria Sch).}}
|-
|'''2009'''
|'''23 August'''
|style='text-align:left'|Amended to ply the reinstated Paya Lebar Rd, skipping Eunos Ave 5 and Eunos Rd 8.
|-
|'''2011'''
|'''26 June'''
|style='text-align:left'|Serves new staggered bus stop outside Kong Hwa Sch along Circuit Rd, skipping the bus stop outside MacPherson Sec Sch.
|-
|'''2014'''
|'''29 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''16 October'''
|style='text-align:left'|Serves the bus stop outside MacPherson Sec Sch along Circuit Rd with the abolition of the bus stop outside Kong Hwa Sch.
|-
|rowspan=3|'''2017'''
|'''12 March'''
|style='text-align:left'|Amended to ply Upp Serangoon Rd and the diverted Upp Aljunied Rd.
|-
|rowspan=4|Toa Payoh ↔ Bedok
|rowspan=2|'''9 April'''
|style='text-align:left'|Extended to Bedok Int.
|-
|style='text-align:left'|{{Bus/D|155A|PAST|note=Discontinued with the extension of Service 155 to Bedok Int.}}
|-
|'''2019'''
|'''14 April'''
|style='text-align:left'|Serves a new pair of bus stops outside and opposite Blk 3 along Bedok Sth Ave 1.
|-
|'''2021'''
|'''12 December'''
|style='text-align:left'|Serves new pair of bus stops before and after Heartbeat @ Bedok along Bedok Nth St 1.
|}

==Service 155A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|Lor 1 Toa Payoh ↔ Bedok Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Bedok Rd Ter.
|-
|rowspan=3|Toa Payoh ↔ Bedok Rd
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 135 under 1974 Bus Rationalization.
|}

==Service 156==
===1st Generation (1971 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|Lor 1 Toa Payoh ↔ Upp Serangoon
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Upp Serangoon Ter under 1971 Bus Reorganisation.
|-
|rowspan=5|Toa Payoh ↔ Upp Serangoon
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=4|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=3|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Upp Serangoon Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''20 June'''
|style='text-align:left'|Amended back to ply Lor Chuan towards Upp Serangoon Ter with the opening of new link road between Braddell Rd and Lor Chuan under Braddell Flyover.
|-
|'''26 December'''
|style='text-align:left'|Integrated with Service 153 and discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=24|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Serangoon ↔ Clementi
|'''1993'''
|'''5 December'''
|style='text-align:left'|Introduced between Serangoon Int and Clementi Int under TransitLink Network Integration Exercise Phase 14.
|-
|{{Bus/D|156|note=Serangoon ↔ Clementi}}{{Bus/D|156A|PAST|note=Serangoon → Bishan Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|156A|PAST|note=Introduced from Serangoon Int to Bishan Rd (Bishan Stn) during morning peak hours on weekdays.}}
|-
|rowspan=4|Sengkang ↔ Clementi
|rowspan=3|'''2001'''
|rowspan=2|'''29 July'''
|style='text-align:left'|Extended to Sengkang Temp Int.
|-
|style='text-align:left'|{{Bus/D|156A|PAST|note=Discontinued with the extension of Service 156 to Sengkang Temp Int.}}
|-
|{{TBC}}
|style='text-align:left'|First bus from Clementi Int brought forward to 0530 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|{{Bus/D|156|note=Sengkang ↔ Clementi}}{{Bus/D|156A|PAST|note=Sengkang → Thomson Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|156A|PAST|note=Introduced from Sengkang Int to Thomson Rd (Mt Alvernia Hosp) during morning peak hours on weekdays.}}
|-
|Sengkang ↔ Clementi
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|156A|PAST|note=Discontinued.}}
|-
|rowspan=2|{{Bus/D|156|note=Sengkang ↔ Clementi}}{{Bus/D|156A|PAST|note=Boundary Rd → Bishan Rd}}
|rowspan=2|'''2006'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|156A|PAST|note=Introduced from Boundary Rd (Blk 257A) to Bishan Rd (Bishan Stn) during morning peak hours on weekdays.}}
|-
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|Sengkang ↔ Clementi
|'''2008'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|156A|PAST|note=Discontinued.}}
|-
|rowspan=4|{{Bus/D|156|note=Sengkang ↔ Clementi}}{{Bus/D|156A|PAST|note=Sengkang → Thomson Rd}}
|'''2009'''
|'''2 January'''
|style='text-align:left'|{{Bus/D|156A|PAST|note=Introduced from Sengkang Int to Thomson Rd (Opp Old Police Academy) during morning peak hours on weekdays.}}
|-
|rowspan=3|'''2011'''
|'''4 September'''
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|'''26 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|rowspan=4|Sengkang ↔ Clementi
|'''2013'''
|'''8 April'''
|style='text-align:left'|{{Bus/D|156A|PAST|note=Discontinued.}}
|-
|'''2015'''
|'''27 December'''
|style='text-align:left'|Serves additional bus stop opposite Sixth Ave Stn along Dunearn Rd.
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|-
|'''2023'''
|'''23 July'''
|style='text-align:left'|Amended to ply temporary PIE Exit 17D slip road and Mt Pleasant Rd towards Sengkang Int to facilitate the construction of the North-South Corridor (NSC), serving new staggered bus stop after Mt Pleasant Rd and skipping the bus stop outside Old Police Acad along Thomson Rd.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-132-and-156 "Route Amendments for Services 132 and 156"] SBS Transit, 7 July 2023</ref>
|-
|rowspan=3|Buangkok ↔ Clementi
|'''2024'''
|'''1 December'''
|style='text-align:left'|Shortened to Buangkok Integrated Transport Hub.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-114-156-and-374 "Route Amendments for Services 114, 156 and 374"] SBS Transit, 1 November 2024</ref>
|-
|'''2025'''
|'''26 January'''
|style='text-align:left'|Skips the bus stop after Mt Pleasant Rd along Thomson Rd to facilitate works for the North-South Corridor (NSC).
|-
|'''2026'''
|'''12 April'''
|style='text-align:left'|Amended to ply reinstated PIE Exit 17D slip road towards Buangkok Int and calls at bus stop outside Old Police Acad along Thomson Rd.<ref>[//https://www.sbstransit.com.sg/news/route-amendments-for-services-132-and-156-1 "Route Amendments for Services 132 and 156 1"] SBS Transit, 9 April 2026 </ref>
|}

==Service 157==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Lor 1 Toa Payoh ↔ Jln Samulun
|rowspan=2|'''1971'''
|'''22 June'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Jln Samulun Ter.
|-
|rowspan=3|Toa Payoh ↔ Jln Samulun
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=26|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1975'''
|'''9 November'''
|style='text-align:left'|Amended to realigned Jurong Rd, skipping Old Jurong Rd.
|-
|rowspan=7|Toa Payoh ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Toa Payoh Town Ctr Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|'''1984'''
|'''20 October'''
|style='text-align:left'|Amended to ply Bt Batok East Ave 3, Bt Batok St 24, Bt Batok St 23 and interim road with the partial closure of Jurong Rd (between Bt Batok East Ave 3 and Bt Batok St 23).
|-
|'''1985'''
|'''17 March'''
|style='text-align:left'|Amended to ply Bt Batok Rd, Bt Batok West Ave 3, Bt Batok Ctrl and Bt Batok East Ave 3 with the partial closure of Jurong Rd.
|-
|'''1987'''
|'''12 August'''
|style='text-align:left'|Skips removed bus stop after Joan Rd along Lornie Rd.
|-
|'''1989'''
|'''27 August'''
|style='text-align:left'|Amended to ply Jurong East Ave 1, Jurong West Ave 1 and Corporation Rd, skipping Jln Ahmad Ibrahim.
|-
|rowspan=10|Toa Payoh ↔ Boon Lay
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Blk 220 along Boon Lay Ave.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to the Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|'''2001'''
|'''23 December'''
|style='text-align:left'|Amended to ply Corporation Rd, Jurong West Ave 2 and Jln Boon Lay, skipping Boon Lay Ave.
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to the relocated Toa Payoh Integrated Transport Hub.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Goh & Goh Bldg along Jln Jurong Kechil.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|{{Bus/D|157|note=Toa Payoh ↔ Boon Lay}} {{Bus/D|157A|PAST|note=Boon Lay Int → Bt Batok Ctrl}}
|rowspan=2|'''2010'''
|'''18 September'''
|style='text-align:left'|{{Bus/D|157A|PAST|note=Introduced from Boon Lay Int to Bt Batok Ctrl (Opp Blk 628) during the partial full day closure of the North South Line between Jurong East and Bukit Batok to facilitate the Jurong East Modification Project (JEMP) until 19 September 2010.}}
|-
|rowspan=10|Toa Payoh ↔ Boon Lay
|'''20 September'''
|style='text-align:left'|{{Bus/D|157A|PAST|note=Discontinued.}}
|-
|'''2012'''
|'''9 December'''
|style='text-align:left'|Amended to ply Upp Bt Timah Rd and Bt Timah Lk with the partial closure of Jln Jurong Kechil to facilitate the construction of Beauty World on the Downtown Line.
|-
|'''2013'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''26 January'''
|style='text-align:left'|Amended to ply the reinstated Jln Jurong Kechil, skipping Upp Bt Timah Rd and Bt Timah Lk.
|-
|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves relocated bus stop before PIE along Bt Batok Rd.
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway with the partial closure of Adam Rd.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|}

==Service 158==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|Toa Payoh ↔ Fidelio St
|'''1971'''
|'''8 August'''
|style='text-align:left'|Introduced between Toa Payoh Town Ctr Ter and Fidelio St Ter.
|-
|rowspan=32|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|Toa Payoh ↔ Chai Chee
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Extended to Chai Chee Ter.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to skip Fidelio St under 1974 Bus Rationalisation.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|Toa Payoh ↔ Bedok
|'''1985'''
|'''8 September'''
|style='text-align:left'|Extended to Bedok Int with the closure of Chai Chee Ter.
|-
|Serangoon ↔ Bedok
|'''1990'''
|'''4 February'''
|style='text-align:left'|Amended to Serangoon Int.
|-
|rowspan=2|Serangoon ↺ Rhu Cross
|'''1992'''
|'''3 May'''
|style='text-align:left'|Shortened to loop at Tg Rhu Rd under TransitLink Network Integration Exercise Phase 7.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop opposite Costa Rhu Condo along Rhu Cross, skipping a pair of bus stops outside and opposite AMCOL along Tg Rhu Rd.
|-
|rowspan=6|{{Bus/D|158|note=Serangoon ↺ Rhu Cross}} {{Bus/D|158A|note=Geylang Rd → Tg Rhu Rd}} {{Bus/D|158B|PAST|note=Tg Rhu Rd → Sims Ave}}
|rowspan=2|'''2001'''
|rowspan=2 {{TBC}}
|style='text-align:left'|{{Bus/D|158A|note=Introduced from Geylang Rd (Gay World Pk) to Tg Rhu Rd (Opp Dunman High Sch) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|158B|PAST|note=Introduced from Tg Rhu Rd (Dunman High Sch) to Sims Ave (Aft Lor 1 Geylang) during evening peak hours on weekdays.}}
|-
|'''2003'''
|'''16 March'''
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Camelot Condo along Tg Rhu Rd to facilitate the construction of KPE.
|-
|rowspan=3|'''2004'''
|'''27 April'''
|style='text-align:left'|Amended to ply Geylang Rd, Kallang Rd and Sims Ave towards Serangoon Int with the temporary conversion of Lor 1 Geylang to one-way traffic.
|-
|{{TBC}}
|style='text-align:left'|Serves additional pair of bus stops outside Serangoon Stn along Serangoon Ctrl.
|-
|'''6 December'''
|style='text-align:left'|Amended to ply the reinstated Lor 1 Geylang towards Serangoon Int, skipping Geylang Rd, Kallang Rd and Sims Ave.
|-
|rowspan=2|{{Bus/D|158|note=Serangoon ↺ Rhu Cross}} {{Bus/D|158A|note=Aljunied Rd → Tg Rhu Rd}} {{Bus/D|158B|PAST|note=Tg Rhu Rd → Sims Ave}}
|rowspan=4|'''2005'''
|rowspan=2|'''5 June'''
|style='text-align:left'|Amended to ply Sims Way with the partial closure of southbound Mountbatten Rd due to the construction of Paya Lebar station along the Circle Line.
|-
|style='text-align:left'|{{Bus/D|158A|note=Amended to start from Aljunied Rd (Aljunied Stn).}}
|-
|rowspan=2|{{Bus/D|158|note=Serangoon ↺ Rhu Cross}} {{Bus/D|158A|note=Aljunied Rd → Tg Rhu Rd}} {{Bus/D|158B|PAST|note=Tg Rhu Rd → Aljunied Rd}}
|rowspan=2|'''26 June'''
|style='text-align:left'|Amended to ply Sims Way with the partial closure of northbound Mountbatten Rd due to the construction of Mountbatten station along the Circle Line.
|-
|style='text-align:left'|{{Bus/D|158B|PAST|note=Amended to terminate Aljunied Rd (Opp Aljunied Stn).}}
|-
|Serangoon ↺ Rhu Cross
|'''2006'''
|'''20 November'''
|style='text-align:left'|{{Bus/D|158A|note={{Bus/D|158B|PAST|note=Temporary suspension of services due to the temporary relocation of Dunman High Sch to facilitate renovation works.}}}}
|-
|rowspan=4|{{Bus/D|158|note=Serangoon ↺ Rhu Cross}} {{Bus/D|158A|note=Aljunied Rd → Tg Rhu Rd}} {{Bus/D|158B|PAST|note=Tg Rhu Rd → Aljunied Rd}}
|rowspan=3|'''2009'''
|'''2 January'''
|style='text-align:left'|{{Bus/D|158A|note={{Bus/D|158B|PAST|note=Services reinstated with the re-opening of Dunman High Sch at its original site.}}}}
|-
|'''8 March'''
|style='text-align:left'|Skips a pair of bus stops outside and opposite Bartley Sec Sch with the realignment of the junction of Upp Paya Lebar Rd and Bartley Rd.
|-
|'''22 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite MacPherson Stn along Circuit Lk.
|-
|rowspan=4|'''2011'''
|'''26 June'''
|style='text-align:left'|Amended to ply Lor Bengkok with the closure of Circuit Lk to facilitate the construction of MacPherson station on the Downtown Line.
|-
|rowspan=7|{{Bus/D|158|note=Serangoon ↺ Rhu Cross}} {{Bus/D|158A|note=Aljunied Rd ↺ Rhu Cross → Aljunied Rd}}
|rowspan=2|'''1 August'''
|style='text-align:left'|{{Bus/D|158A|note=Integrated with Short Trip 158B, amended to loop at Rhu Cross and extended to operate during evening peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|158B|PAST|note=Integrated with Short Trip 158A and discontinued.}}
|-
|'''3 September'''
|style='text-align:left'|Amended to Serangoon Integrated Transport Hub.
|-
|'''2013'''
|'''31 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-nine-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Nine New Wheelchair Accessible Bus Services"] SBS Transit, 25 March 2013</ref>
|-
|'''2014'''
|'''10 August'''
|style='text-align:left'|Serves new bus stop opposite Blk 2 along Mountbatten Rd.
|-
|'''2016'''
|'''16 October'''
|style='text-align:left'|Amended to ply the reinstated Circuit Lk, skipping Lor Bengkok.
|-
|'''2024'''
|'''28 April'''
|style='text-align:left'|Serves new bus stops outside Tg Rhu Stn along Tg Rhu Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Services%2011%20&%20158%20to%20call%20new%20bus%20stops%20along%20Tanjong%20Rhu%20Road.pdf "Services 11 and 158 to call at new bus stops along Tanjong Rhu Road"] SBS Transit, 17 April 2024</ref>
|}

==Service 159==
===1st Generation (1971 - 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Toa Payoh Town Ctr ↔ Outram Pk
|'''1971'''
|'''11 August'''
|style='text-align:left'|Introduced between Toa Payoh Town Ctr Ter and Outram Pk Ter.
|-
|rowspan=2|'''1973'''
|'''11 March'''
|style='text-align:left'|Amended to ply Zion Rd and Hoot Kiam Rd towards Toa Payoh Town Ctr Ter with the partial conversion of Kim Seng Rd and Irwell Bank Rd to one-way traffic.
|-
|rowspan=2|{{SBS}}
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Integrated with Service 151 and discontinued under 1974 Bus Rationalisation.
|}

===2nd Generation (since 1977)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=20|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Toa Payoh ↔ Ang Mo Kio Ave 6
|'''1977'''
|'''25 April'''
|style='text-align:left'|Introduced between Toa Payoh Town Ctr Ter and Ang Mo Kio Ave 6 Ter.
|-
|rowspan=7|Toa Payoh ↺ Ang Mo Kio
|'''1980'''
|'''6 January'''
|style='text-align:left'|Amended to loop at Ang Mo Kio Ave 3 via Ang Mo Kio Ave 8.
|-
|rowspan=3|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Ang Mo Kio Ave 3 with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''10 April'''
|style='text-align:left'|Amended to loop at Ang Mo Kio Int.
|-
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|'''1989'''
|'''5 March'''
|style='text-align:left'|Amended to ply Lor Chuan towards Ang Mo Kio Int, skipping CTE.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|Toa Payoh ↔ Sengkang
|rowspan=3|'''2001'''
|'''18 February'''
|style='text-align:left'|Extended to Sengkang Ter.
|-
|rowspan=3|{{Bus/D|159|note=Toa Payoh ↔ Sengkang}} {{Bus/D|159A|PAST|note=Sengkang → Ang Mo Kio Ave 8}}
|'''19 February'''
|style='text-align:left'|{{Bus/D|159A|PAST|note=Introduced from Sengkang Ter to Ang Mo Kio Ave 8 (Opp Blk 710) during morning peak hours on weekdays.}}
|-
|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|{{Bus/D|159|note=Toa Payoh ↺ Sengkang}} {{Bus/D|159A|PAST|note=Sengkang → Ang Mo Kio Ave 8}}
|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to loop at Sengkang Integrated Transport Hub from Toa Payoh Int.
|-
|rowspan=2|Sengkang ↔ Toa Payoh
|rowspan=2|'''2005'''
|rowspan=2 {{TBC}}
|style='text-align:left'|Amended to terminate at Sengkang Integrated Transport Hub.
|-
|style='text-align:left'|{{Bus/D|159A|PAST|note=Discontinued.}}
|-
|{{Bus/D|159|note=Sengkang ↔ Toa Payoh}} {{Bus/D|159A|note=Sengkang → Ang Mo Kio Ave 8}}
|'''2009'''
|'''6 April'''
|style='text-align:left'|{{Bus/D|159A|note=Introduced from Sengkang Int to Ang Mo Kio Ave 8 (Opp Blk 710) during morning peak hours on weekdays.}}
|-
|rowspan=3|{{Bus/D|159|note=Sengkang ↔ Toa Payoh}} {{Bus/D|159A|note=Sengkang → Ang Mo Kio Ave 8}} {{Bus/D|159B|note=Ang Mo Kio Ave 8 → Ang Mo Kio Ave 5}}
|'''2013'''
|'''7 January'''
|style='text-align:left'|{{Bus/D|159B|note=Introduced from Ang Mo Kio Ave 8 (Jubilee) to Ang Mo Kio Ave 5 (ITE College Ctrl) during morning peak hours on weekdays.}}
|-
|'''2015'''
|'''30 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-six-wheelchair-accessible-bus-services "SBS Transit To Roll Out Another Six Wheelchair-Accessible Bus Services"] SBS Transit, 23 March 2015</ref>
|-
|'''2025'''
|'''28 December'''
|style='text-align:left'|Serves a new pair of bus stops outside Goldenhill Pk Condo and Lor Chuan Stn Exit B along Lor Chuan.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]

History of Services 150 - 159

2026-04-25T07:47:50Z

Singapore Buses: /* Service 154 */

==Service 150==
===1st Generation (1971 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan="2"|{{UBC}}
|Lor 1 Toa Payoh ↔ Crawford St
|rowspan="2"|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Crawford St Ter under 1971 Bus Reorganisation.
|-
|rowspan="7"|Toa Payoh ↔ Crawford St
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan="6"|{{SBS}}
|rowspan="2"|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|'''1979'''
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Crawford St Ter) and Weld Rd, Jln Besar and Bt Timah Rd (towards Toa Payoh Town Ctr Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''1980'''
|'''3 February'''
|style='text-align:left'|Integrated with Service 149 and amended to ply Jln Sultan, Beach Rd, Middle Rd and Selegie Rd towards Toa Payoh Town Ctr Ter, skipping Arab St, Rochor Canal Rd, Weld Rd, Jln Besar and Rochor Canal Rd.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Service 56 and discontinued.
|}

===2nd Generation (since 2016)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBST}} '''(Current)'''
|Eunos ↺ Marine Terrace
|'''2016'''
|'''20 March'''
|style='text-align:left'|Introduced between Eunos Int and Marine Terr (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0600 hrs and 2330 hrs daily. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/new-services---134-and-150---and-route-amendment-for-service-76 "New Services - 134 and 150 - and route amendment for Service 76"] SBS Transit, 4 March 2016</ref>
|}

==Service 151==
===1st Generation (1971 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|Kim Keat Ave ↔ South Canal
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kim Keat Ave Ter and Sth Canal Ter under 1971 Bus Reorganisation.
|-
|rowspan=3|Toa Payoh ↔ South Canal
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=9|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|Toa Payoh ↔ Outram Pk
|'''1974'''
|'''3 February'''
|style='text-align:left'|Integrated with Service 159 and extended to Outram Pk Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply Tiong Bahru Rd and the extended Zion Rd towards Toa Payoh Town Ctr Ter with the partial conversion of Kim Seng Rd and Outram Rd to one-way traffic.
|-
|rowspan=6|Toa Payoh ↺ New Bridge Rd
|'''1976'''
|'''1 January'''
|style='text-align:left'|Extended to loop at New Bridge Rd from Toa Payoh Town Ctr Ter.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int and converted to day service on weekdays & Saturdays.
|-
|'''1986'''
|'''16 November'''
|style='text-align:left'|Serves new staggered bus stop outside Thong Teck Bldg along Scotts Rd, skipping the bus stop outside Metro Orchard.
|-
|rowspan=2|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Toa Payoh Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''1989'''
|'''28 May'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=14|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=7|Hougang (South) ↔ Kent Ridge
|'''1993'''
|'''4 April'''
|style='text-align:left'|Introduced between Hougang Int and Kent Ridge Ter under TransitLink Network Integration Exercise Phase 12.
|-
|rowspan=4|'''1994'''
|'''23 January'''
|style='text-align:left'|Amended to ply Hougang Ave 3, skipping Defu Ave 1.
|-
|{{TBC}}
|style='text-align:left'|First bus from Hougang Int revised to 0600 hrs on weekdays and Saturdays. Last bus from Hougang Int revised to 2300 hrs daily.
|-
|{{TBC}}
|style='text-align:left'|First bus from Kent Ridge Ter revised to 0630 hrs daily. Last bus from Kent Ridge Ter revised to 2300 hrs on weekdays and Saturdays.
|-
|'''11 September'''
|style='text-align:left'|Amended to ply Kent Ridge Cres.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Last bus from Kent Ridge Ter brought forward to 2300 hrs on Sundays and Public Holidays.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|First bus from Kent Ridge Ter brought forward to 0615 hrs on weekdays.
|-
|{{Bus/D|151|note=Hougang South ↔ Kent Ridge}} {{Bus/D|151A|PAST|note=Kent Ridge → Dunearn Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|151A|PAST|note=Introduced from Kent Ridge Ter to Dunearn Rd (Aft Kheam Hock Rd) during evening peak hours on weekdays.}}
|-
|rowspan=5|{{Bus/D|151|note=Hougang Ctrl ↔ Kent Ridge}} {{Bus/D|151A|PAST|note=Kent Ridge → Dunearn Rd}}
|'''2004'''
|'''15 February'''
|style='text-align:left'|{{Bus/D|151|note=Extended to Hougang Ctrl Int with the closure of Hougang Sth Int.}}
|-
|'''2007'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop before Paya Lebar Rd along Airport Rd to facilitate the construction of KPE.
|-
|'''2010'''
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2011'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Amended to skip Bendemeer Rd, Whampoa Nth and Serangoon Rd towards Kent Ridge Ter with the permanent closure of Whampoa Nth.
|-
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|Hougang Ctrl ↔ Kent Ridge
|'''2012'''
|'''23 July'''
|{{Bus/D|151A|PAST|note=Discontinued.}}
|}

==Service 152==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|Lor 1 Toa Payoh ↔ Telok Kurau Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Telok Kurau Rd Ter under 1971 Bus Reorganisation.
|-
|Toa Payoh ↔ Telok Kurau Rd
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=10|{{SBS}}
|rowspan=3|Toa Payoh ↔ Chai Chee
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Extended to Chai Chee Ter.
|-
|'''1976'''
|'''30 December'''
|style='text-align:left'|Amended to ply Sims Ave/Geylang Rd and the extended Tg Katong Rd, skipping Guillemard Rd.
|-
|Toa Payoh ↔ Bedok South Rd
|'''1977'''
|'''15 August'''
|style='text-align:left'|Extended to Bedok Sth Rd Ter and amended to ply Sims Ave/Geylang Rd and Changi Rd, skipping Tg Katong Rd, Mountbatten Rd, East Coast Rd and Telok Kurau Rd.
|-
|rowspan=6|Toa Payoh ↔ Bedok
|rowspan=2|'''1979'''
|'''8 April'''
|style='text-align:left'|Amended to Bedok Int.
|-
|'''14 October'''
|style='text-align:left'|Amended to ply Sims Ave East towards Bedok Int with the conversion of Changi Rd to one-way traffic.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|'''2000'''
|'''29 October'''
|style='text-align:left'|Integrated with Service 28 and discontinued.
|}

==Service 153==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Lor 1 Toa Payoh ↔ Henderson Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Jln Bt Merah Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|Toa Payoh ↔ Henderson Rd
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=14|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|Toa Payoh ↔ Bukit Merah
|'''1979'''
|'''23 December'''
|style='text-align:left'|Amended to Bt Merah Ctrl Ter.
|-
|'''1980'''
|'''28 September'''
|style='text-align:left'|Amended to Bt Merah Int.
|-
|rowspan=2|Upp Serangoon ↔ Bukit Merah
|'''1983'''
|'''26 December'''
|style='text-align:left'|Integrated with Service 156 and extended to Upp Serangoon Ter.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Amended to ply Bt Merah Ctrl.
|-
|rowspan=4|Bukit Merah ↔ Hougang Ctrl
|'''1994'''
|'''18 December'''
|style='text-align:left'|Amended to Hougang Ctrl Int.
|-
|'''1998'''
|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|rowspan=2|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=2|{{Bus/D|153|note=Bukit Merah ↔ Hougang Ctrl}} {{Bus/D|153A|PAST|note=Hougang Ctrl Int → Lor 2 Toa Payoh}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|153A|PAST|note=Introduced from Hougang Ctrl Int to Lor 2 Toa Payoh (Toa Payoh Stn) during morning peak hours on weekdays.}}
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|rowspan=3|Bukit Merah ↔ Hougang Ctrl
|'''2006'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|153A|PAST|note=Discontinued.}}
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|'''2015'''
|'''28 September'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-five-wheelchair-accessible-bus-services-1 "SBS Transit to roll out another five Wheelchair-accessible Bus services"] SBS Transit, 21 September 2015</ref>
|}

==Service 153A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Lor 1 Toa Payoh ↔ Henderson Rd
|rowspan=2|'''1971'''
|'''19 July'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Jln Bt Merah Ter.
|-
|rowspan=3|Toa Payoh ↔ Henderson Rd
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Integrated with Service 95 and discontinued under 1974 Bus Rationalisation.
|}

==Service 154==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=2|MacPherson ↔ Intl Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between MacPherson Ter and Intl Rd Ter under 1971 Bus Reorganisation.
|-
|rowspan=26|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=4|MacPherson ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int and amended to ply MacPherson Rd, Serangoon Rd and Jln Toa Payoh, skipping Upp Aljunied Rd, Upp Serangoon Rd, Braddell Rd, Lor 5 Toa Payoh, Lor 4 Toa Payoh, Toa Payoh Ctrl and Lor 2 Toa Payoh.
|-
|'''1981'''
|'''31 October'''
|style='text-align:left'|Amended to ply Clementi Rd, skipping Old Clementi Rd.
|-
|'''1986'''
|'''1 June'''
|style='text-align:left'|Skips removed bus stop before Ayer Rajah Rd along Clementi Rd.
|-
|'''1988'''
|'''23 October'''
|style='text-align:left'|Amended to ply Commonwealth Ave West and Clementi Ave 6.
|-
|rowspan=4|Boon Lay ↔ Eunos
|'''1990'''
|'''1 July'''
|style='text-align:left'|Extended to Eunos Int and amended to Boon Lay Int.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite MOE Water Works along Jln Ahmad Ibrahim.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int revised to 0530 hrs on weekdays and Saturdays.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|First bus from Boon Lay Int revised to 0600 hrs on Sundays and Public Holidays.
|-
|{{Bus/D|154|note=Boon Lay ↔ Eunos}}{{Bus/D|154A|PAST|note=Commonwealth Ave West → Clementi Rd}}
|rowspan=2|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|154A|PAST|note=Introduced from Commonwealth Ave West (Clementi Stn) to Clementi Rd (Ngee Ann Poly) during morning peak hours on weekdays.}}
|-
|rowspan=7|{{Bus/D|154|note=Boon Lay ↔ Eunos}}{{Bus/D|154A|PAST|note=Boon Lay → Clementi Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|154A|PAST|note=Extended to start from Boon Lay Int.}}
|-
|'''2003'''
|'''16 March'''
|style='text-align:left'|Amended to ply Eunos Ave 5 and Eunos Rd 8 with the partial closure of Paya Lebar Rd to facilitate the construction of Paya Lebar station on the Circle Line.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2008'''
|'''26 October'''
|style='text-align:left'|Serves new bus stop along Jln Ubi.
|-
|rowspan=3|'''2009'''
|'''23 August'''
|style='text-align:left'|Amended to ply the reinstated Paya Lebar Rd, skipping Eunos Ave 5 and Eunos Rd 8.
|-
|'''22 November'''
|style='text-align:left'|Serves new bus stop opposite MacPherson Stn along Circuit Lk.
|-
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=5|Boon Lay ↔ Eunos
|'''2010'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|154A|PAST|note=Discontinued.}}
|-
|rowspan=4|'''2011'''
|'''26 June'''
|style='text-align:left'|Amended to ply Lor Bengkok with the closure of Circuit Lk to facilitate the construction of MacPherson station on the Downtown Line.
|-
|rowspan=2|'''4 September'''
|style='text-align:left'|Amended to skip Bendemeer Rd, Whampoa Nth and Serangoon Rd towards Boon Lay Int with the permanent closure of Whampoa Nth.
|-
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|'''26 September'''
|style='text-align:left'|{{DWAB}}
|-
|{{Bus/D|154|note=Boon Lay ↔ Eunos}}{{Bus/D|154A|note=Yung Ho Rd → Boon Lay Way}}
|'''2012'''
|'''19 November'''
|style='text-align:left'|{{Bus/D|154A|note=Introduced from Yung Ho Rd (Blk 151) to Boon Lay Way (Lakeside Stn) during morning peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=2|{{Bus/D|154|note=Boon Lay ↔ Eunos}}{{Bus/D|154A|note=Yung Ho Rd → Boon Lay Way}}{{Bus/D|154B|note=Commonwealth Ave West → Clementi Rd}}
|'''2014'''
|'''6 January'''
|style='text-align:left'|{{Bus/D|154B|note=Introduced from Commonwealth Ave West (Clementi Stn) to Clementi Rd (Ngee Ann Poly) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2016'''
|'''16 October'''
|style='text-align:left'|Amended to ply the reinstated Circuit Lk, skipping Lor Bengkok.
|-
|{{Bus/D|154|note=Boon Lay ↔ Eunos}}{{Bus/D|154A|note=Yung Ho Rd → Boon Lay Way}}{{Bus/D|154B|note=Boon Lay → Clementi Rd}}
|'''2018'''
|'''15 October'''
|style='text-align:left'|{{Bus/D|154B|note=Extended to start from Boon Lay Int.}}
|}

==Service 154A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|New Bridge Rd ↔ Jln Besi
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between New Bridge Rd Ter and Jln Besi Ter under 1971 Bus Reorganisation.
|-
|Crawford St ↔ Jln Besi
|'''1 September'''
|style='text-align:left'|Extended to Crawford St Ter.
|-
|rowspan=3|Crawford St ↔ Benoi Rd
|{{TBC}}
|style='text-align:left'|Extended to Benoi Rd Ter.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 209 under 1974 Bus Rationalisation.
|}

==Service 155==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|Kim Keat Ave ↔ Bedok Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kim Keat Ave Ter and Bedok Rd Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|Toa Payoh ↔ Bedok Rd
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=32|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|Toa Payoh ↔ Chai Chee
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to Chai Chee Ter under 1974 Bus Rationalisation.
|-
|rowspan=4|Toa Payoh ↔ Upp Changi Rd 8¼ ms
|'''1 December'''
|style='text-align:left'|Amended to Upp Changi Rd 13.3 km Ter.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Upp Changi Rd 13.3 km Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=2|'''1979'''
|{{TBC}}
|style='text-align:left'|Relocated to Upp Changi Rd 15.5km Ter.
|-
|'''14 October'''
|style='text-align:left'|Amended to ply Still Rd and Joo Chiat Pl towards Upp Changi Rd 15.5 km Ter with the conversion of Changi Rd to one-way traffic.
|-
|rowspan=3|Toa Payoh ↔ Somapah Depot
|rowspan=3|'''1980'''
|'''16 June'''
|style='text-align:left'|Amended to Somapah Depot.
|-
|'''13 July'''
|style='text-align:left'|Amended to ply Toa Payoh East, Kim Keat Ave, Toa Payoh East, Lor 7 Toa Payoh, Lor 6 Toa Payoh, Toa Payoh East, Lor 5 Toa Payoh and Lor 4 Toa Payoh.
|-
|'''28 December'''
|style='text-align:left'|Amended to ply Upp Changi Rd East, skipping Upp Changi Rd.
|-
|rowspan=3|Toa Payoh ↔ Somapah
|'''1981'''
|'''28 June'''
|style='text-align:left'|Amended to Somapah Int.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|'''1986'''
|'''7 December'''
|style='text-align:left'|Serves new bus stop before Bedok Sth Ave 3 along Upp East Coast Rd.
|-
|rowspan=5|Toa Payoh ↔ Marine Parade
|'''1989'''
|'''27 August'''
|style='text-align:left'|Shortened to Marine Parade Ter.
|-
|'''1992'''
|'''3 May'''
|style='text-align:left'|Amended to ply Geylang East Ctrl and Paya Lebar Rd under TransitLink Network Integration Exercise Phase 7.
|-
|'''1993'''
|{{TBC}}
|style='text-align:left'|Serves bus stop outside Eunos Stn along Sims Ave with the abolition of the bus stop after Eunos Cres.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|rowspan=5|{{Bus/D|155|note=Toa Payoh ↺ Siglap Rd}}{{Bus/D|155A|PAST|note=Toa Payoh → Siglap Rd}}
|rowspan=2|'''2001'''
|rowspan=2|'''16 September'''
|style='text-align:left'|Amended to loop at Siglap Rd from Toa Payoh Temp Int with the closure of Marine Parade Ter.
|-
|style='text-align:left'|{{Bus/D|155A|PAST|note=Introduced from Toa Payoh Int to Siglap Rd (Opp Mandarin Gdns) as terminating trips after the last bus of Service 155 daily.}}
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|rowspan=2|'''2003'''
|'''16 March'''
|style='text-align:left'|Amended to ply Eunos Ave 5 and Eunos Rd 8 with the partial closure of Paya Lebar Rd to facilitate the construction of Paya Lebar station on the Circle Line.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Victoria Sch along Marine Parade Rd.
|-
|rowspan=6|{{Bus/D|155|note=Toa Payoh ↺ Siglap Rd}}{{Bus/D|155A|PAST|note=Toa Payoh ↺ Siglap Rd → Marine Parade Rd}}
|'''2005'''
|'''25 April'''
|style='text-align:left'|{{Bus/D|155A|PAST|note=Extended to terminate at Marine Parade Rd (Victoria Sch).}}
|-
|'''2009'''
|'''23 August'''
|style='text-align:left'|Amended to ply the reinstated Paya Lebar Rd, skipping Eunos Ave 5 and Eunos Rd 8.
|-
|'''2011'''
|'''26 June'''
|style='text-align:left'|Serves new staggered bus stop outside Kong Hwa Sch along Circuit Rd, skipping the bus stop outside MacPherson Sec Sch.
|-
|'''2014'''
|'''29 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''16 October'''
|style='text-align:left'|Serves the bus stop outside MacPherson Sec Sch along Circuit Rd with the abolition of the bus stop outside Kong Hwa Sch.
|-
|rowspan=3|'''2017'''
|'''12 March'''
|style='text-align:left'|Amended to ply Upp Serangoon Rd and the diverted Upp Aljunied Rd.
|-
|rowspan=4|Toa Payoh ↔ Bedok
|rowspan=2|'''9 April'''
|style='text-align:left'|Extended to Bedok Int.
|-
|style='text-align:left'|{{Bus/D|155A|PAST|note=Discontinued with the extension of Service 155 to Bedok Int.}}
|-
|'''2019'''
|'''14 April'''
|style='text-align:left'|Serves a new pair of bus stops outside and opposite Blk 3 along Bedok Sth Ave 1.
|-
|'''2021'''
|'''12 December'''
|style='text-align:left'|Serves new pair of bus stops before and after Heartbeat @ Bedok along Bedok Nth St 1.
|}

==Service 155A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|Lor 1 Toa Payoh ↔ Bedok Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Bedok Rd Ter.
|-
|rowspan=3|Toa Payoh ↔ Bedok Rd
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 135 under 1974 Bus Rationalization.
|}

==Service 156==
===1st Generation (1971 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|Lor 1 Toa Payoh ↔ Upp Serangoon
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Upp Serangoon Ter under 1971 Bus Reorganisation.
|-
|rowspan=5|Toa Payoh ↔ Upp Serangoon
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=4|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=3|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Upp Serangoon Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''20 June'''
|style='text-align:left'|Amended back to ply Lor Chuan towards Upp Serangoon Ter with the opening of new link road between Braddell Rd and Lor Chuan under Braddell Flyover.
|-
|'''26 December'''
|style='text-align:left'|Integrated with Service 153 and discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=24|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Serangoon ↔ Clementi
|'''1993'''
|'''5 December'''
|style='text-align:left'|Introduced between Serangoon Int and Clementi Int under TransitLink Network Integration Exercise Phase 14.
|-
|{{Bus/D|156|note=Serangoon ↔ Clementi}}{{Bus/D|156A|PAST|note=Serangoon → Bishan Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|156A|PAST|note=Introduced from Serangoon Int to Bishan Rd (Bishan Stn) during morning peak hours on weekdays.}}
|-
|rowspan=4|Sengkang ↔ Clementi
|rowspan=3|'''2001'''
|rowspan=3|'''29 July'''
|style='text-align:left'|Extended to Sengkang Temp Int.
|-
|style='text-align:left'|{{Bus/D|156A|PAST|note=Discontinued with the extension of Service 156 to Sengkang Temp Int.}}
|-
|style='text-align:left'|First bus from Clementi Int brought forward to 0530 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|{{Bus/D|156|note=Sengkang ↔ Clementi}}{{Bus/D|156A|PAST|note=Sengkang → Thomson Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|156A|PAST|note=Introduced from Sengkang Int to Thomson Rd (Mt Alvernia Hosp) during morning peak hours on weekdays.}}
|-
|Sengkang ↔ Clementi
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|156A|PAST|note=Discontinued.}}
|-
|rowspan=2|{{Bus/D|156|note=Sengkang ↔ Clementi}}{{Bus/D|156A|PAST|note=Boundary Rd → Bishan Rd}}
|rowspan=2|'''2006'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|156A|PAST|note=Introduced from Boundary Rd (Blk 257A) to Bishan Rd (Bishan Stn) during morning peak hours on weekdays.}}
|-
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|Sengkang ↔ Clementi
|'''2008'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|156A|PAST|note=Discontinued.}}
|-
|rowspan=4|{{Bus/D|156|note=Sengkang ↔ Clementi}}{{Bus/D|156A|PAST|note=Sengkang → Thomson Rd}}
|'''2009'''
|'''2 January'''
|style='text-align:left'|{{Bus/D|156A|PAST|note=Introduced from Sengkang Int to Thomson Rd (Opp Old Police Academy) during morning peak hours on weekdays.}}
|-
|rowspan=3|'''2011'''
|'''4 September'''
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|'''26 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|rowspan=4|Sengkang ↔ Clementi
|'''2013'''
|'''8 April'''
|style='text-align:left'|{{Bus/D|156A|PAST|note=Discontinued.}}
|-
|'''2015'''
|'''27 December'''
|style='text-align:left'|Serves additional bus stop opposite Sixth Ave Stn along Dunearn Rd.
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|-
|'''2023'''
|'''23 July'''
|style='text-align:left'|Amended to ply temporary PIE Exit 17D slip road and Mt Pleasant Rd towards Sengkang Int to facilitate the construction of the North-South Corridor (NSC), serving new staggered bus stop after Mt Pleasant Rd and skipping the bus stop outside Old Police Acad along Thomson Rd.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-132-and-156 "Route Amendments for Services 132 and 156"] SBS Transit, 7 July 2023</ref>
|-
|rowspan=3|Buangkok ↔ Clementi
|'''2024'''
|'''1 December'''
|style='text-align:left'|Shortened to Buangkok Integrated Transport Hub.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-114-156-and-374 "Route Amendments for Services 114, 156 and 374"] SBS Transit, 1 November 2024</ref>
|-
|'''2025'''
|'''26 January'''
|style='text-align:left'|Skips the bus stop after Mt Pleasant Rd along Thomson Rd to facilitate works for the North-South Corridor (NSC).
|-
|'''2026'''
|'''12 April'''
|style='text-align:left'|Amended to ply reinstated PIE Exit 17D slip road towards Buangkok Int and calls at bus stop outside Old Police Acad along Thomson Rd.<ref>[//https://www.sbstransit.com.sg/news/route-amendments-for-services-132-and-156-1 "Route Amendments for Services 132 and 156 1"] SBS Transit, 9 April 2026 </ref>
|}

==Service 157==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Lor 1 Toa Payoh ↔ Jln Samulun
|rowspan=2|'''1971'''
|'''22 June'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Jln Samulun Ter.
|-
|rowspan=3|Toa Payoh ↔ Jln Samulun
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=26|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1975'''
|'''9 November'''
|style='text-align:left'|Amended to realigned Jurong Rd, skipping Old Jurong Rd.
|-
|rowspan=7|Toa Payoh ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int.
|-
|'''1979'''
|'''30 December'''
|style='text-align:left'|Amended to ply Jln Anak Bt towards Toa Payoh Town Ctr Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|'''1984'''
|'''20 October'''
|style='text-align:left'|Amended to ply Bt Batok East Ave 3, Bt Batok St 24, Bt Batok St 23 and interim road with the partial closure of Jurong Rd (between Bt Batok East Ave 3 and Bt Batok St 23).
|-
|'''1985'''
|'''17 March'''
|style='text-align:left'|Amended to ply Bt Batok Rd, Bt Batok West Ave 3, Bt Batok Ctrl and Bt Batok East Ave 3 with the partial closure of Jurong Rd.
|-
|'''1987'''
|'''12 August'''
|style='text-align:left'|Skips removed bus stop after Joan Rd along Lornie Rd.
|-
|'''1989'''
|'''27 August'''
|style='text-align:left'|Amended to ply Jurong East Ave 1, Jurong West Ave 1 and Corporation Rd, skipping Jln Ahmad Ibrahim.
|-
|rowspan=10|Toa Payoh ↔ Boon Lay
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to Boon Lay Int.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Blk 220 along Boon Lay Ave.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to the Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|'''2001'''
|'''23 December'''
|style='text-align:left'|Amended to ply Corporation Rd, Jurong West Ave 2 and Jln Boon Lay, skipping Boon Lay Ave.
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to the relocated Toa Payoh Integrated Transport Hub.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Goh & Goh Bldg along Jln Jurong Kechil.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|{{Bus/D|157|note=Toa Payoh ↔ Boon Lay}} {{Bus/D|157A|PAST|note=Boon Lay Int → Bt Batok Ctrl}}
|rowspan=2|'''2010'''
|'''18 September'''
|style='text-align:left'|{{Bus/D|157A|PAST|note=Introduced from Boon Lay Int to Bt Batok Ctrl (Opp Blk 628) during the partial full day closure of the North South Line between Jurong East and Bukit Batok to facilitate the Jurong East Modification Project (JEMP) until 19 September 2010.}}
|-
|rowspan=10|Toa Payoh ↔ Boon Lay
|'''20 September'''
|style='text-align:left'|{{Bus/D|157A|PAST|note=Discontinued.}}
|-
|'''2012'''
|'''9 December'''
|style='text-align:left'|Amended to ply Upp Bt Timah Rd and Bt Timah Lk with the partial closure of Jln Jurong Kechil to facilitate the construction of Beauty World on the Downtown Line.
|-
|'''2013'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''26 January'''
|style='text-align:left'|Amended to ply the reinstated Jln Jurong Kechil, skipping Upp Bt Timah Rd and Bt Timah Lk.
|-
|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves relocated bus stop before PIE along Bt Batok Rd.
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway with the partial closure of Adam Rd.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|}

==Service 158==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|Toa Payoh ↔ Fidelio St
|'''1971'''
|'''8 August'''
|style='text-align:left'|Introduced between Toa Payoh Town Ctr Ter and Fidelio St Ter.
|-
|rowspan=32|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|Toa Payoh ↔ Chai Chee
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Extended to Chai Chee Ter.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to skip Fidelio St under 1974 Bus Rationalisation.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|Toa Payoh ↔ Bedok
|'''1985'''
|'''8 September'''
|style='text-align:left'|Extended to Bedok Int with the closure of Chai Chee Ter.
|-
|Serangoon ↔ Bedok
|'''1990'''
|'''4 February'''
|style='text-align:left'|Amended to Serangoon Int.
|-
|rowspan=2|Serangoon ↺ Rhu Cross
|'''1992'''
|'''3 May'''
|style='text-align:left'|Shortened to loop at Tg Rhu Rd under TransitLink Network Integration Exercise Phase 7.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop opposite Costa Rhu Condo along Rhu Cross, skipping a pair of bus stops outside and opposite AMCOL along Tg Rhu Rd.
|-
|rowspan=6|{{Bus/D|158|note=Serangoon ↺ Rhu Cross}} {{Bus/D|158A|note=Geylang Rd → Tg Rhu Rd}} {{Bus/D|158B|PAST|note=Tg Rhu Rd → Sims Ave}}
|rowspan=2|'''2001'''
|rowspan=2 {{TBC}}
|style='text-align:left'|{{Bus/D|158A|note=Introduced from Geylang Rd (Gay World Pk) to Tg Rhu Rd (Opp Dunman High Sch) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|158B|PAST|note=Introduced from Tg Rhu Rd (Dunman High Sch) to Sims Ave (Aft Lor 1 Geylang) during evening peak hours on weekdays.}}
|-
|'''2003'''
|'''16 March'''
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Camelot Condo along Tg Rhu Rd to facilitate the construction of KPE.
|-
|rowspan=3|'''2004'''
|'''27 April'''
|style='text-align:left'|Amended to ply Geylang Rd, Kallang Rd and Sims Ave towards Serangoon Int with the temporary conversion of Lor 1 Geylang to one-way traffic.
|-
|{{TBC}}
|style='text-align:left'|Serves additional pair of bus stops outside Serangoon Stn along Serangoon Ctrl.
|-
|'''6 December'''
|style='text-align:left'|Amended to ply the reinstated Lor 1 Geylang towards Serangoon Int, skipping Geylang Rd, Kallang Rd and Sims Ave.
|-
|rowspan=2|{{Bus/D|158|note=Serangoon ↺ Rhu Cross}} {{Bus/D|158A|note=Aljunied Rd → Tg Rhu Rd}} {{Bus/D|158B|PAST|note=Tg Rhu Rd → Sims Ave}}
|rowspan=4|'''2005'''
|rowspan=2|'''5 June'''
|style='text-align:left'|Amended to ply Sims Way with the partial closure of southbound Mountbatten Rd due to the construction of Paya Lebar station along the Circle Line.
|-
|style='text-align:left'|{{Bus/D|158A|note=Amended to start from Aljunied Rd (Aljunied Stn).}}
|-
|rowspan=2|{{Bus/D|158|note=Serangoon ↺ Rhu Cross}} {{Bus/D|158A|note=Aljunied Rd → Tg Rhu Rd}} {{Bus/D|158B|PAST|note=Tg Rhu Rd → Aljunied Rd}}
|rowspan=2|'''26 June'''
|style='text-align:left'|Amended to ply Sims Way with the partial closure of northbound Mountbatten Rd due to the construction of Mountbatten station along the Circle Line.
|-
|style='text-align:left'|{{Bus/D|158B|PAST|note=Amended to terminate Aljunied Rd (Opp Aljunied Stn).}}
|-
|Serangoon ↺ Rhu Cross
|'''2006'''
|'''20 November'''
|style='text-align:left'|{{Bus/D|158A|note={{Bus/D|158B|PAST|note=Temporary suspension of services due to the temporary relocation of Dunman High Sch to facilitate renovation works.}}}}
|-
|rowspan=4|{{Bus/D|158|note=Serangoon ↺ Rhu Cross}} {{Bus/D|158A|note=Aljunied Rd → Tg Rhu Rd}} {{Bus/D|158B|PAST|note=Tg Rhu Rd → Aljunied Rd}}
|rowspan=3|'''2009'''
|'''2 January'''
|style='text-align:left'|{{Bus/D|158A|note={{Bus/D|158B|PAST|note=Services reinstated with the re-opening of Dunman High Sch at its original site.}}}}
|-
|'''8 March'''
|style='text-align:left'|Skips a pair of bus stops outside and opposite Bartley Sec Sch with the realignment of the junction of Upp Paya Lebar Rd and Bartley Rd.
|-
|'''22 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite MacPherson Stn along Circuit Lk.
|-
|rowspan=4|'''2011'''
|'''26 June'''
|style='text-align:left'|Amended to ply Lor Bengkok with the closure of Circuit Lk to facilitate the construction of MacPherson station on the Downtown Line.
|-
|rowspan=7|{{Bus/D|158|note=Serangoon ↺ Rhu Cross}} {{Bus/D|158A|note=Aljunied Rd ↺ Rhu Cross → Aljunied Rd}}
|rowspan=2|'''1 August'''
|style='text-align:left'|{{Bus/D|158A|note=Integrated with Short Trip 158B, amended to loop at Rhu Cross and extended to operate during evening peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|158B|PAST|note=Integrated with Short Trip 158A and discontinued.}}
|-
|'''3 September'''
|style='text-align:left'|Amended to Serangoon Integrated Transport Hub.
|-
|'''2013'''
|'''31 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-nine-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Nine New Wheelchair Accessible Bus Services"] SBS Transit, 25 March 2013</ref>
|-
|'''2014'''
|'''10 August'''
|style='text-align:left'|Serves new bus stop opposite Blk 2 along Mountbatten Rd.
|-
|'''2016'''
|'''16 October'''
|style='text-align:left'|Amended to ply the reinstated Circuit Lk, skipping Lor Bengkok.
|-
|'''2024'''
|'''28 April'''
|style='text-align:left'|Serves new bus stops outside Tg Rhu Stn along Tg Rhu Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Services%2011%20&%20158%20to%20call%20new%20bus%20stops%20along%20Tanjong%20Rhu%20Road.pdf "Services 11 and 158 to call at new bus stops along Tanjong Rhu Road"] SBS Transit, 17 April 2024</ref>
|}

==Service 159==
===1st Generation (1971 - 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|rowspan=4|Toa Payoh Town Ctr ↔ Outram Pk
|'''1971'''
|'''11 August'''
|style='text-align:left'|Introduced between Toa Payoh Town Ctr Ter and Outram Pk Ter.
|-
|rowspan=2|'''1973'''
|'''11 March'''
|style='text-align:left'|Amended to ply Zion Rd and Hoot Kiam Rd towards Toa Payoh Town Ctr Ter with the partial conversion of Kim Seng Rd and Irwell Bank Rd to one-way traffic.
|-
|rowspan=2|{{SBS}}
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Integrated with Service 151 and discontinued under 1974 Bus Rationalisation.
|}

===2nd Generation (since 1977)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=20|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Toa Payoh ↔ Ang Mo Kio Ave 6
|'''1977'''
|'''25 April'''
|style='text-align:left'|Introduced between Toa Payoh Town Ctr Ter and Ang Mo Kio Ave 6 Ter.
|-
|rowspan=7|Toa Payoh ↺ Ang Mo Kio
|'''1980'''
|'''6 January'''
|style='text-align:left'|Amended to loop at Ang Mo Kio Ave 3 via Ang Mo Kio Ave 8.
|-
|rowspan=3|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Ang Mo Kio Ave 3 with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''10 April'''
|style='text-align:left'|Amended to loop at Ang Mo Kio Int.
|-
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|'''1989'''
|'''5 March'''
|style='text-align:left'|Amended to ply Lor Chuan towards Ang Mo Kio Int, skipping CTE.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|Toa Payoh ↔ Sengkang
|rowspan=3|'''2001'''
|'''18 February'''
|style='text-align:left'|Extended to Sengkang Ter.
|-
|rowspan=3|{{Bus/D|159|note=Toa Payoh ↔ Sengkang}} {{Bus/D|159A|PAST|note=Sengkang → Ang Mo Kio Ave 8}}
|'''19 February'''
|style='text-align:left'|{{Bus/D|159A|PAST|note=Introduced from Sengkang Ter to Ang Mo Kio Ave 8 (Opp Blk 710) during morning peak hours on weekdays.}}
|-
|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|{{Bus/D|159|note=Toa Payoh ↺ Sengkang}} {{Bus/D|159A|PAST|note=Sengkang → Ang Mo Kio Ave 8}}
|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to loop at Sengkang Integrated Transport Hub from Toa Payoh Int.
|-
|rowspan=2|Sengkang ↔ Toa Payoh
|rowspan=2|'''2005'''
|rowspan=2 {{TBC}}
|style='text-align:left'|Amended to terminate at Sengkang Integrated Transport Hub.
|-
|style='text-align:left'|{{Bus/D|159A|PAST|note=Discontinued.}}
|-
|{{Bus/D|159|note=Sengkang ↔ Toa Payoh}} {{Bus/D|159A|note=Sengkang → Ang Mo Kio Ave 8}}
|'''2009'''
|'''6 April'''
|style='text-align:left'|{{Bus/D|159A|note=Introduced from Sengkang Int to Ang Mo Kio Ave 8 (Opp Blk 710) during morning peak hours on weekdays.}}
|-
|rowspan=3|{{Bus/D|159|note=Sengkang ↔ Toa Payoh}} {{Bus/D|159A|note=Sengkang → Ang Mo Kio Ave 8}} {{Bus/D|159B|note=Ang Mo Kio Ave 8 → Ang Mo Kio Ave 5}}
|'''2013'''
|'''7 January'''
|style='text-align:left'|{{Bus/D|159B|note=Introduced from Ang Mo Kio Ave 8 (Jubilee) to Ang Mo Kio Ave 5 (ITE College Ctrl) during morning peak hours on weekdays.}}
|-
|'''2015'''
|'''30 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-six-wheelchair-accessible-bus-services "SBS Transit To Roll Out Another Six Wheelchair-Accessible Bus Services"] SBS Transit, 23 March 2015</ref>
|-
|'''2025'''
|'''28 December'''
|style='text-align:left'|Serves a new pair of bus stops outside Goldenhill Pk Condo and Lor Chuan Stn Exit B along Lor Chuan.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]

History of Services 100 - 109

2026-04-24T12:16:54Z

Singapore Buses: /* Service 107X/107M */

==Service 100==
===1st Generation (1971)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SGTC}}
|rowspan=2|Serangoon Gdn ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 100A and re-numbered Service 100/100A.
|}

===2nd Generation (since 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=29|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=9|Serangoon Garden ↔ Prince Edward
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 100/100A as a service between Serangoon Gdn Ter and Prince Edward Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Serangoon Gdn Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''21 July'''
|style='text-align:left'|Amended to ply St. Andrew's Rd and Stamford Rd, skipping Coleman St and Hill St.
|-
|rowspan=3|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''16 August'''
|style='text-align:left'|Amended to ply Aljunied Rd with the introduction of Service 60, skipping MacPherson Est in both directions.
|-
|'''1977'''
|'''31 October'''
|style='text-align:left'|Amended to skip Serangoon Gdn Est with the introduction of Service 217.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|rowspan=2|Serangoon Garden ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|rowspan=2|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|Serangoon ↔ World Trade Ctr
|'''13 March'''
|style='text-align:left'|Amended to Serangoon Int.
|-
|rowspan=4|Serangoon ↔ Ghim Moh
|'''1989'''
|'''5 November'''
|style='text-align:left'|Integrated with Service 20, extended to Ghim Moh Ter and amended to ply Beach Rd, skipping Nth Bridge Rd/Victoria St.
|-
|'''1994'''
|'''3 July'''
|style='text-align:left'|Amended to ply Crawford St towards Serangoon Int.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Kallang Stn along Sims Ave.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|rowspan=2|{{Bus/D|100|note=Serangoon ↔ Ghim Moh}}{{Bus/D|100A|note=Serangoon → Aljunied Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|100A|note=Introduced from Serangoon Int to Aljunied Rd (Aljunied Stn) during morning peak hours on weekdays.}}
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=4|{{Bus/D|100|note=Serangoon ↔ Ghim Moh}}{{Bus/D|100A|note=Serangoon → Aljunied Rd}}{{Bus/D|100B|PAST|note=Ghim Moh → Telok Blangah Rd}}
|'''2003'''
|'''8 September'''
|style='text-align:left'|{{Bus/D|100B|PAST|note=Introduced as a short-trip service from Ghim Moh Ter to Telok Blangah Rd (HarbourFront Stn) during morning peak hours on weekdays.}}
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Serves additional bus stop outside Victoria Concert Hall along Fullerton Rd.
|-
|rowspan=2|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|rowspan=7|{{Bus/D|100|note=Serangoon ↔ Ghim Moh}}{{Bus/D|100A|note=Serangoon → Aljunied Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|100B|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to Serangoon Integrated Transport Hub.
|-
|'''26 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''1 May'''
|style='text-align:left'|Amended to ply Esplanade Dr with the partial closure of Fullerton Rd.
|-
|'''2017'''
|'''12 March'''
|style='text-align:left'|Amended to ply Upp Serangoon Rd and the diverted Upp Aljunied Rd.
|-
|'''2021'''
|'''26 December'''
|style='text-align:left'|Amended to ply Esplanade Dr towards Ghim Moh Ter with the closure of Connaught Dr.
|-
|'''2023'''
|'''10 September'''
|style='text-align:left'|Extended to terminate at Ghim Moh Rd (Blk 7) towards Ghim Moh Ter.
|}

==Service 100A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SGTC}}
|rowspan=2|Serangoon Gdn ↺ Finlayson Green
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Finlayson Green (Loop) under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 100 and discontinued.
|}

==Service 100/100A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=4|Serangoon Gdn ↔ Prince Edward
|rowspan=2|'''1971'''
|'''9 May'''
|style='text-align:left'|Re-numbered from Service 100 as a service between Serangoon Gdn Ter and Prince Edward Ter.
|-
|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 100 under 1974 Bus Rationalisation.
|}

==Service 101==
===1st Generation (1971 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=13|Serangoon Garden ↔ New Bridge Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=14|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves new merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|'''1977'''
|'''31 October'''
|style='text-align:left'|Amended to skip Chartwell Dr, Burghley Dr and Berwick Dr with the introduction of Service 217.
|-
|'''1981'''
|'''10 May'''
|style='text-align:left'|Skips bus stop before Braddell Flyover along Lor Chuan.
|-
|rowspan=2|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Serangoon Gdn Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''20 June'''
|style='text-align:left'|Amended back to ply Lor Chuan towards Serangoon Gdn Ter with the opening of new link road between Braddell Rd and Lor Chuan under Braddell Flyover.
|-
|rowspan=4|'''1987'''
|'''3 May'''
|style='text-align:left'|Amended to terminate at New Bridge Rd Ter.
|-
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Serangoon Gdn Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Serangoon Gdn Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=3|Serangoon ↔ New Bridge Rd
|rowspan=2|'''1988'''
|'''13 March'''
|style='text-align:left'|Amended to Serangoon Int.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Service 83 and discontinued.
|}

===2nd Generation (since 2004)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=9|{{SBST}} '''(Current)'''
|Serangoon ↺ Buangkok Cres
|'''2004'''
|'''15 February'''
|style='text-align:left'|Introduced between Serangoon Int and Buangkok Cres (Loop), replacing Service 328.
|-
|rowspan=6|Serangoon ↺ Buangkok Lk
|'''2005'''
|'''14 August'''
|style='text-align:left'|Amended to loop at Buangkok Lk, skipping Buangkok Cres.
|-
|'''2009'''
|'''19 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 834 and outside Hougang Polyclinic along Hougang Ave 4.
|-
|rowspan=2|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to Serangoon Integrated Transport Hub.
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2017'''
|'''9 July'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Blk 991B along Buangkok Lk.
|-
|'''2018'''
|'''23 December'''
|style='text-align:left'|Serves new bus stop opposite Blk 984A along Buangkok Lk.
|-
|rowspan=2|Serangoon ↺ Buangkok Cres
|'''2019'''
|'''25 August'''
|style='text-align:left'|Amended to loop at Buangkok Cres after Buangkok Lk.
|-
|'''2022'''
|'''13 March'''
|style='text-align:left'|Serves new bus stop outside Blk 991A along Buangkok Cres.
|}

==Service 101A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=5|Serangoon Garden ↔ New Bridge Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

==Service 102==
===1st Generation (1971 - 1977)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=9|Serangoon Garden ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|{{UBC}}
|'''6 December'''
|style='text-align:left'|Operations transferred to United Bus Company.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=6|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Converted to semi-express service under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1977'''
|'''31 October'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1981 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Jln Kayu ↔ New Bridge Rd
|'''1981'''
|'''2 March'''
|style='text-align:left'|Introduced between Jln Kayu Ter and New Bridge Rd Ter, operating on weekdays and Saturdays only.
|-
|'''1983'''
|'''14 November'''
|style='text-align:left'|Discontinued.
|}

===3rd Generation (since 2015)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBST}} '''(Current)'''
|Hougang Ctrl ↺ Jln Kayu
|'''2015'''
|'''20 September'''
|style='text-align:left'|Introduced between Hougang Ctrl Int and Jln Kayu (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0545 hrs and 2330 hrs daily. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/new-service-102-from-sunday-20-september-2015 "New Service 102 from Sunday, 20 September 2015"] SBS Transit, 15 September 2015</ref>
|-
|rowspan=4|Hougang Ctrl ↺ Seletar Aerospace Ave
|'''2018'''
|'''14 October'''
|style='text-align:left'|Extended to loop at Seletar Airport PTB.<ref>[//www.sbstransit.com.sg/news/route-extension-for-service-102 "Route Extension for Service 102"] SBS Transit, 10 October 2018</ref>
|-
|'''2019'''
|'''22 September'''
|style='text-align:left'|Serves new pair of bus stops opposite and after Seletar Camp along Seletar Aerospace Dr.<ref>[//www.sbstransit.com.sg/news/service-102-to-call-at-new-bus-stops-along-seletar-aerospace-drive "Service 102 to call at new bus stops along Seletar Aerospace Drive"] SBS Transit, 11 September 2019</ref>
|-
|rowspan=2|'''2022'''
|rowspan=2|'''29 May'''
|style='text-align:left'|Amended to ply Fernvale Rd, Sengkang West Ave, Sengkang West Rd and Sengkang West Way, skipping a portion of Sengkang West Way.<ref name="29May22">[//www.sbstransit.com.sg/news/route-amendment-for-service-102 "Route amendment for Service 102"] SBS Transit, 29 April 2022</ref>
|-
|style='text-align:left'|First bus brought forward to 0530 hrs daily.<ref name="29May22"/>
|-
|{{Bus/D|102|note=Hougang Ctrl ↺ Seletar Aerospace Ave}}{{Bus/D|102A|note=Sengkang East Way → Sengkang West Way}}
|rowspan=2|'''2023'''
|'''27 March'''
|style='text-align:left'|{{Bus/D|102A|note=Introduced as a short-trip service from Sengkang East Way (Sengkang Stn) to Sengkang West Way (Opp Blk 461B) during evening peak hours on weekdays. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/introduction-of-service-102a "Introduction of Service 102A"] SBS Transit, 16 March 2023</ref>}}
|-
|{{Bus/D|102|note=Hougang Ctrl ↺ Seletar Aerospace Ave}}{{Bus/D|102A|note=Sengkang East Way → Sengkang West Way}}{{Bus/D|102B|note=Sengkang West Way → Sengkang East Way}}
|'''9 October'''
|style='text-align:left'|{{Bus/D|102B|note=Introduced as a short-trip service from Sengkang West Way (Blk 461B) to Sengkang East Way (Opp Sengkang Stn/Blk 260A) during morning peak hours on weekdays. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/introduction-of-service-102b "Introduction of Service 102B"] SBS Transit, 25 September 2023</ref>}}
|}

==Service 102A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=5|Serangoon Garden ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|{{UBC}}
|'''6 December'''
|style='text-align:left'|Operations transferred to United Bus Company.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 105 under 1974 Bus Rationalisation.
|}

==Service 103==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=3|Serangoon Garden ↔ Commonwealth Ave
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Commonwealth Ave Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=14|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=6|Jln Kayu ↔ Commonwealth Ave
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Jln Kayu Ter under 1974 Bus Rationalisation.
|-
|'''1 October'''
|style='text-align:left'|Serves new merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''2 November'''
|style='text-align:left'|Amended to temporary bus terminal along Holland Dr with the partial closure of Commonwealth Ave Ter to facilitate the extension of Commonwealth Ave.
|-
|'''1977'''
|'''29 August'''
|style='text-align:left'|Amended back to Commonwealth Ave Ter via Nth Buona Vista Rd.
|-
|'''1980'''
|'''13 July'''
|style='text-align:left'|Amended to ply Commonwealth Ave with the conversion of Queens Circus to a signalised junction, skipping Queensway and Holland Rd.
|-
|rowspan=6|Jln Kayu ↔ Buona Vista
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|rowspan=4|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Jln Kayu Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|rowspan=9|Jln Kayu ↔ New Bridge Rd
|'''1992'''
|'''29 March'''
|style='text-align:left'|Shortened to New Bridge Rd Ter under TransitLink Network Integration Exercise Phase 6.
|-
|rowspan=3|{{TIBS}}
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Skips a pair of temporarily closed bus stops before and after Seletar West Farmway 1 along Jln Kayu.
|-
|rowspan=2|'''1999'''
|'''10 July'''
|style='text-align:left'|Skips the bus stop outside Plaza By The Pk along Bras Basah Rd.
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''26 December'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''2001'''
|'''15 July'''
|style='text-align:left'|Amended to ply Yio Chu Kang Lk and Boundary Rd.
|-
|rowspan=2|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|'''31 December'''
|style='text-align:left'|Serves reinstated pair of bus stops before and after Sengkang West Ave along Jln Kayu.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|Serangoon ↺ Piccadilly
|'''7 December'''
|style='text-align:left'|Shortened to start from Serangoon Int and loop at Piccadilly, and integrated with Service 378 under North East Line Rationalisation Phase 3.
|-
|'''2007'''
|'''1 July'''
|style='text-align:left'|Skips removed bus stop after East Camp Gate along Piccadilly.
|-
|rowspan=5|Serangoon ↺ West Camp Rd
|rowspan=2|'''2011'''
|'''13 February'''
|style='text-align:left'|Integrated with Service 103M and extended to loop at West Camp Rd.
|-
|'''3 September'''
|style='text-align:left'|Amended to the relocated Serangoon Integrated Transport Hub.
|-
|'''2012'''
|'''2 February'''
|style='text-align:left'|Serves new pair of bus stops before and after Rolls Royce Pte Ltd along Seletar Aerospace Dr.
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Amended to ply Sengkang West Ave and Sengkang West Rd with the partial closure of Jln Kayu.<ref>[//www.sbstransit.com.sg/news/four-bus-services-affected-by-permanent-closure-of-jalan-kayu "Four Bus Services Affected by Permanent Closure of Jalan Kayu"] SBS Transit, 10 October 2013</ref>
|-
|'''2014'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-six-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Six New Wheelchair-accessible Bus Services"] SBS Transit, 26 November 2014</ref>
|-
|rowspan=6|Serangoon ↔ Yishun
|'''2015'''
|'''14 June'''
|style='text-align:left'|Extended to Yishun Temp Int under the LTA's Bus Service Enhancement Programme (BSEP).<ref>[//www.sbstransit.com.sg/news/bus-service-103-to-be-extended-in-june-2015 "Bus Service 103 to be extended in June 2015"] SBS Transit, 27 May 2015</ref>
|-
|'''2018'''
|'''25 November'''
|style='text-align:left'|Serves 3 new bus stops before and opposite Blk 469B and opposite Yishun St 43 along Yishun Ave 1.<ref>[//www.sbstransit.com.sg/news/services-103-and-117-to-call-at-three-new-bus-stops-along-yishun-avenue-1 "Services 103 and 117 to call at three new bus stops along Yishun Avenue 1"] SBS Transit, 22 November 2018</ref>
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to the relocated Yishun Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/ltagov/en/newsroom/2019/8/2/yishun-integrated-transport-hub-to-open-on-8-september-2019.html "Yishun Integrated Transport Hub to Open on 8 September 2019"] Land Transport Authority, 7 August 2019.</ref>
|-
|'''2020'''
|'''12 January'''
|style='text-align:left'|Serves new bus stop outside Blk 469B along Yishun Ave 1.<ref>[//www.sbstransit.com.sg/news/services-103-and-117-to-call-at-a-new-bus-stop-along-yishun-avenue-1 "Services 103 and 117 to call at a new bus stop along Yishun Avenue 1"] SBS Transit, 8 January 2020</ref>
|-
|'''2022'''
|'''26 June'''
|style='text-align:left'|Serves new bus stop outside Blk 471A along Yishun Ave 1.<ref>[//www.sbstransit.com.sg/news/services-103-and-117117m-to-call-at-a-new-bus-stop-along-yishun-avenue-1 "Services 103 and 117/117M to call at a new bus stop along Yishun Avenue 1"] SBS Transit, 13 June 2022</ref>
|-
|'''2024'''
|'''13 October'''
|style='text-align:left'|Serves new bus stop opposite Blk 470A along Yishun Ave 1.<ref>[//www.sbstransit.com.sg/news/services-103-and-117117m-to-call-at-a-new-bus-stop-along-yishun-avenue-1-2 "Services 103 And 117/117M To Call At A New Bus Stop Along Yishun Avenue 1"] SBS Transit, 3 October 2024</ref>
|}

==Service 103A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Serangoon Garden ↔ Commonwealth Ave
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Commonwealth Ave Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 106 under 1974 Bus Rationalisation.
|}

==Service 103W/103M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}}
|{{Bus/D|103W|PAST|note=Serangoon ↺ West Camp Rd}}
|'''2003'''
|'''7 December'''
|style='text-align:left'|{{Bus/D|103W|PAST|note=Introduced between Serangoon Int and West Camp Rd (Loop) as Service 103W with the integration of Service 379 under North East Line Rationalisation Phase 3.}}
|-
|rowspan=2|{{Bus/D|103M|PAST|note=Serangoon ↺ West Camp Rd}}
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|103W|PAST|note={{Bus/D|103M|PAST|note=Re-numbered Service 103M.}}}}
|-
|'''2011'''
|'''13 February'''
|style='text-align:left'|{{Bus/D|103M|PAST|note=Integrated with Service 103 and discontinued with the partial closure of West Camp Rd and New West Camp Rd.}}
|}

==Service 104==
===1st Generation (1971 - 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{UBC}}
|rowspan=10|Serangoon Garden ↺ Upp Cross St
|rowspan=2|'''1971'''
|'''23 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Upp Cross St (Loop).
|-
|'''5 July'''
|style='text-align:left'|Amended to ply Chartwell Dr, Burghley Dr, Berwick Dr and Serangoon Gdn Way towards Upp Cross St.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=2|'''1973'''
|'''11 March'''
|style='text-align:left'|Amended to ply Hoot Kiam Rd towards Serangoon Gdn Ter with the conversion of Irwell Bank Rd to one-way traffic.
|-
|rowspan=9|{{SBS}}
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1977'''
|'''31 October'''
|style='text-align:left'|Amended to skip Chartwell Dr, Burghley Dr and Berwick Dr with the introduction of Service 217.
|-
|rowspan=2|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Serangoon Gdn Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''20 June'''
|style='text-align:left'|Amended back to ply Lor Chuan towards Serangoon Gdn Ter with the opening of new link road between Braddell Rd and Lor Chuan under Braddell Flyover.
|-
|'''1986'''
|'''28 September'''
|style='text-align:left'|Amended to ply Keng Lee Rd, Kg Java Rd and Bt Timah Rd, skipping Cavenagh Rd.
|-
|'''1987'''
|'''13 December'''
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|Serangoon ↺ Upp Cross St
|'''1988'''
|'''13 March'''
|style='text-align:left'|Amended to Serangoon Int.
|-
|rowspan=2|Serangoon ↔ New Bridge Rd
|'''1992'''
|'''3 May'''
|style='text-align:left'|Extended to New Bridge Rd Ter and amended to ply Ang Mo Kio Ave 1 and Bishan Rd under TransitLink Network Integration Exercise Phase 7, skipping Lor Chuan.
|-
|'''1993'''
|'''5 December'''
|style='text-align:left'|Integrated with Service 134 to form Service 54 and discontinued under TransitLink Network Integration Exercise Phase 14.
|}

===2nd Generation (since 2025)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=2|{{GAS}} '''(Current)'''
|rowspan=2|Punggol Coast ↔ Woodleigh
|rowspan=2|'''2025'''
|'''26 October'''
|style='text-align:left'|Introduced between Punggol Coast Int and Woodleigh Int, replacing Service 43M. {{LWAB}}
|-
|'''28 December'''
|style='text-align:left'|Serves an additional bus stop outside Blk 446B along New Punggol Road.
|}

==Service 105==
===1st Generation (1974 - 1977)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=5|Serangoon Garden ↔ Prince Edward
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 102A as a service between Serangoon Gdn Ter and Prince Edward Ter.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1977'''
|'''31 October'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1988)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=19|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Serangoon ↔ Clementi
|'''1988'''
|'''13 March'''
|style='text-align:left'|Introduced between Serangoon Int and Clementi Int, replacing Service 95.
|-
|'''1991'''
|'''1 April'''
|style='text-align:left'|First bus from Serangoon Int brought forward to 0545 hrs on weekdays and Saturdays.
|-
|rowspan=5|Serangoon ↔ Jurong East
|rowspan=2|'''1992'''
|'''29 March'''
|style='text-align:left'|Extended to Jurong East Int under TransitLink Network Integration Exercise Phase 6.
|-
|'''3 May'''
|style='text-align:left'|Integrated with Service 312 and amended to ply Serangoon Ave 2, Serangoon Ave 3 and Lor Chuan under TransitLink Network Integration Exercise Phase 7.
|-
|'''1993'''
|'''5 December'''
|style='text-align:left'|Amended to ply Queensway, Commonwealth Ave and Commonwealth Ave West under TransitLink Network Integration Exercise Phase 14, skipping Ulu Pandan Rd and Clementi Rd.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Blk 286A and outside Blk 284 along Toh Guan Rd.
|-
|rowspan=2|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips temporarily closed bus stops outside and opposite Sch of Mechanical & Mfg along Commonwealth Ave West.
|-
|rowspan=2|{{Bus/D|105|note=Serangoon ↔ Jurong East}}{{Bus/D|105A|PAST|note=Serangoon → Whitley Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|105A|PAST|note=Introduced from Serangoon Int to Whitley Rd (Aft Tanglin CC) during morning peak hours on weekdays.}}
|-
|rowspan=2|'''2000'''
|rowspan=2 {{TBC}}
|style='text-align:left'|Last bus from Jurong East Int extended to 2400 hrs on Saturdays.
|-
|rowspan=2|{{Bus/D|105|note=Serangoon ↔ Jurong East}}{{Bus/D|105A|PAST|note=Serangoon → Whitley Rd}}{{Bus/D|105B|note=Jurong East → Commonwealth Ave West}}
|style='text-align:left'|{{Bus/D|105B|note=Introduced from Jurong East Int to Commonwealth Ave West (Clementi Stn) during morning peak hours on weekdays.}}
|-
|'''2001'''
|'''18 October'''
|style='text-align:left'|Serves reinstated bus stops outside Dover Stn along Commonwealth Ave West.
|-
|rowspan=3|{{Bus/D|105|note=Serangoon ↔ Jurong East}}{{Bus/D|105A|PAST|note=Serangoon → Lor 2 Toa Payoh}}{{Bus/D|105B|note=Jurong East → Commonwealth Ave West}}
|'''2003'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|105A|PAST|note=Shortened to terminate at Lor 2 Toa Payoh (Toa Payoh Stn).}}
|-
|'''2009'''
|'''5 July'''
|style='text-align:left'|Amended to ply Boon Lay Way with the closure of Jurong East St 12 to facilitate the Jurong East Modification Project (JEMP).
|-
|rowspan=3|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to Serangoon Integrated Transport Hub, skipping Boundary Rd with the route amendment of Service 109.
|-
|rowspan=4|{{Bus/D|105|note=Serangoon ↔ Jurong East}}{{Bus/D|105B|note=Jurong East → Commonwealth Ave West}}
|{{TBC}}
|{{Bus/D|105A|PAST|note=Discontinued.}}
|-
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2012'''
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 106==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=15|{{SBS}}
|rowspan=6|Serangoon Garden ↔ Commonwealth Ave
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 103A as a service between Serangoon Gdn Ter and Commonwealth Ave Ter.
|-
|'''1 October'''
|style='text-align:left'|Serves new merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|rowspan=4|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''31 October'''
|style='text-align:left'|Amended to skip Chartwell Dr, Burghley Dr and Berwick Dr with the introduction of Service 217.
|-
|'''7 November'''
|style='text-align:left'|Amended to ply Penang Rd, Somerset Rd, Grange Rd, Orchard Rd/Orchard Blvd, Tanglin Rd, Napier Rd, Holland Rd and Holland Ave, skipping Bras Basah Rd, Nth Bridge Rd/Hill St, Sth Bridge Rd, Upp Circular Rd, New Bridge Rd, River Valley Rd, Delta Rd, Alexandra Rd, Tanglin Rd, Margaret Dr, Queensway and Commonwealth Dr.
|-
|rowspan=3|Serangoon Garden ↔ Buona Vista
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|rowspan=2|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Serangoon Gdn Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''20 June'''
|style='text-align:left'|Amended back to ply Lor Chuan towards Serangoon Gdn Ter with the opening of new link road between Braddell Rd and Lor Chuan under Braddell Flyover.
|-
|rowspan=3|Serangoon Garden ↔ Bukit Batok
|'''1985'''
|'''28 October'''
|style='text-align:left'|Extended to Bt Batok Ter.
|-
|'''1986'''
|'''31 August'''
|style='text-align:left'|Serves additional bus stop outside Blk 9 along Holland Ave.
|-
|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to Bt Batok Int.
|-
|rowspan=4|Serangoon ↔ Bukit Batok
|'''1988'''
|'''13 March'''
|style='text-align:left'|Amended to Serangoon Int.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips temporarily closed bus stops outside and opposite Sch of Mechanical & Mfg along Commonwealth Ave West.
|-
|rowspan=18|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''2000'''
|'''24 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=5|{{Bus/D|106|note=Serangoon ↔ Bukit Batok}}{{Bus/D|106A|PAST|note=Bukit Batok → Commonwealth Ave West}}
|rowspan=2|'''2001'''
|'''18 October'''
|style='text-align:left'|Serves reinstated bus stops outside Dover Stn along Commonwealth Ave West.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|106A|PAST|note=Introduced from Bt Batok Int to Commonwealth Ave West (Opp SP T1A) during morning peak hours on weekdays.}}
|-
|rowspan=2|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop opposite Mandarin Singapore along Orchard Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|Serangoon ↔ Bukit Batok
|{{TBC}}
|style='text-align:left|{{Bus/D|106A|PAST|note=Discontinued.}}
|-
|rowspan=2|Marina Ctr ↔ Bukit Batok
|'''27 July'''
|style='text-align:left'|Shortened to Marina Ctr Ter under North East Line Rationalisation Phase 2.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd with the partial closure of Somerset Rd.
|-
|Shenton Way ↔ Bukit Batok
|rowspan=3|'''2010'''
|'''26 April'''
|style='text-align:left'|Extended to Shenton Way Ter.
|-
|{{Bus/D|106|note=Shenton Way ↔ Bukit Batok}}{{Bus/D|106A|PAST|note=Central Blvd ↺ Bayfront Ave}}
|'''22 September'''
|style='text-align:left|{{Bus/D|106A|PAST|note=Introduced between Central Blvd (Bef Marina Way) and Bayfront Ave (Loop), operating during the 2010 Formula 1 Singapore Grand Prix.}}
|-
|Shenton Way ↔ Bukit Batok
|'''28 September'''
|style='text-align:left|{{Bus/D|106A|PAST|note=Discontinued.}}
|-
|{{Bus/D|106|note=Shenton Way ↔ Bukit Batok}}{{Bus/D|106A|PAST|note=Central Blvd ↺ Bayfront Ave}}
|rowspan=2|'''2011'''
|'''21 September'''
|style='text-align:left'|{{Bus/D|106A|PAST|note=Re-introduced between Central Blvd (Bef Marina Way) and Bayfront Ave (Loop), operating during the 2011 Formula 1 Singapore Grand Prix.}}
|-
|Shenton Way ↔ Bukit Batok
|'''27 September'''
|style='text-align:left'|{{Bus/D|106A|PAST|note=Discontinued.}}
|-
|rowspan=6|{{Bus/D|106|note=Shenton Way ↔ Bukit Batok}}{{Bus/D|106A|note=Bukit Batok → Commonwealth Ave West}}
|'''2012'''
|'''17 September'''
|style=text-align:left'|{{Bus/D|106A|note=Introduced from Bt Batok Int to Commonwealth Ave West (Clementi Stn) during morning peak hours on weekdays.}}
|-
|'''2013'''
|'''1 December'''
|style='text-align:left'|Serves new bus stop outside Downtown Stn along Central Blvd.
|-
|'''2014'''
|'''28 September'''
|style='text-align:left'|Amended to ply Robinson Rd and Marina Blvd towards Bt Batok Int, skipping Maxwell Rd and Central Blvd with the road changes in the Marina Sth area.
|-
|'''2015'''
|'''14 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''29 May'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|}

==Service 107==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=27|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=7|Serangoon Garden ↺ Shenton Way
|'''1978'''
|'''23 January'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Shenton Way (Loop) as a semi-express service on weekdays and Saturdays, replacing Blue Arrow Service 304.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Keppel Rd and Anson Rd, skipping Parsi Rd.
|-
|rowspan=2|'''1981'''
|'''10 May'''
|style='text-align:left'|Skips bus stop before Braddell Flyover along Braddell Rd.
|-
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Serangoon Gdn Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''20 June'''
|style='text-align:left'|Amended back to ply Lor Chuan towards Serangoon Gdn Ter with the opening of new link road between Braddell Rd and Lor Chuan under Braddell Flyover.
|-
|rowspan=2|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|rowspan=4|Serangoon ↺ Shenton Way
|'''13 March'''
|style='text-align:left'|Amended to Serangoon Int, converted to full day trunk service and amended to ply Kallang Bahru and Marina Ctr.
|-
|'''1989'''
|'''11 June'''
|style='text-align:left'|Amended to skip Marina Ctr.
|-
|'''1994'''
|'''3 July'''
|style='text-align:left'|Amended to ply Kallang Rd, Victoria St and Jln Sultan towards Shenton Way, skipping Crawford St.
|-
|'''1997'''
|'''23 March'''
|style='text-align:left'|Converted to day service with the introduction of Service 107X.
|-
|rowspan=5|{{Bus/D|107|note=Serangoon ↺ Shenton Way}}{{Bus/D|107A|PAST|note=Serangoon → Shenton Way}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|107A|PAST|note=Introduced from Serangoon Int to Shenton Way (Opp Temasek Twr) during morning peak hours on weekdays.}}
|-
|'''2001'''
|'''16 December'''
|style='text-align:left'|Last bus revised to 1330 hrs on Saturdays.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=4|'''2003'''
|'''4 May'''
|style='text-align:left'|Amended to ply Geylang Bahru, Bendemeer Rd, Whampoa East and Serangoon Rd, skipping Jln Kolam Ayer.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=11|Hougang Ctrl ↔ Shenton Way
|rowspan=2|'''30 November'''
|style='text-align:left'|Extended to Hougang Ctrl Int and amended to Shenton Way Ter under North East Line Rationalisation Phase 3, replacing the deleted sectors of Service 97.
|-
|style='text-align:left'|{{Bus/D|107A|PAST|note=Discontinued with the amendment of Service 107 to Shenton Way Ter under North East Line Rationalisation Phase 3.}}
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Serves additional bus stop outside Victoria Concert Hall along Fullerton Rd.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Serves the bus stop opposite Singapore Cricket Club along Connaught Dr with the abolition of the bus stop outside Esplanade Pk.
|-
|'''2015'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-five-wheelchair-accessible-bus-services "SBS Transit to roll out another five wheelchair-accessible bus services"] SBS Transit, 26 November 2015</ref>
|-
|'''2016'''
|'''1 May'''
|style='text-align:left'|Amended to ply Esplanade Dr with the partial closure of Fullerton Rd.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-100-107-130-and-131 "Route amendments for Services 100, 107, 130 and 131"] SBS Transit, 25 April 2016</ref>
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.<ref>[//www.sbstransit.com.sg/news/nine-existing-bus-services-to-continue-to-operate-from-the-shenton-way-bus-terminal "Nine existing bus services to continue to operate from the Shenton Way Bus Terminal"] SBS Transit, 2 June 2017</ref>
|-
|rowspan=2|'''2021'''
|'''7 February'''
|style='text-align:left'|Amended to ply Bidadari Pk Dr, skipping a portion of Upp Serangoon Rd.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-service-107107m "Route Amendment for Service 107/107M"] SBS Transit, 18 January 2021</ref>
|-
|'''26 December'''
|style='text-align:left'|Amended to ply Esplanade Dr towards Shenton Way Ter with the closure of Connaught Dr.<ref>[//www.sbstransit.com.sg/news/bus-stop-relocation-from-connaught-drive-to-esplanade-drive "Bus Stop Relocation from Connaught Drive to Esplanade Drive"] SBS Transit, 29 November 2021</ref>
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ctrl and Hougang Ave 4 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|'''2026'''
|'''26 April'''
|style='text-align:left'|Amended to ply extended Bidadari Pk Dr and Bartley Rd, skipping a portion of Upp Serangoon Rd.
|}

==Service 107X/107M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=13|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=5|{{Bus/D|107X|PAST|note=Serangoon ↺ Raffles Blvd}}
|'''1997'''
|'''23 March'''
|style='text-align:left'|{{Bus/D|107X|PAST|note=Introduced between Serangoon Int and Raffles Blvd (Loop) as an alternate route of Service 107, operating during off peak periods on weekdays and Saturdays and throughout the day on Sundays and Public Holidays, numbered as Service 107X.}}
|-
|'''2001'''
|'''16 December'''
|style='text-align:left'|First bus brought forward to 1340 hrs on Saturdays.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|'''4 May'''
|style='text-align:left'|Amended to ply Geylang Bahru, Bendemeer Rd, Whampoa East and Serangoon Rd, skipping Jln Kolam Ayer.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|{{Bus/D|107X|PAST|note=Hougang Ctrl ↺ Raffles Blvd}}
|'''30 November'''
|style='text-align:left'|Extended to Hougang Ctrl Int under North East Line Rationalisation Phase 3, replacing the deleted sectors of Service 97.
|-
|rowspan=4|{{Bus/D|107M|note=Hougang Ctrl ↺ Raffles Blvd}}
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|107X|PAST|note={{Bus/D|107M|note=Re-numbered Service 107M.}}}}
|-
|'''2015'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-five-wheelchair-accessible-bus-services "SBS Transit to roll out another five wheelchair-accessible bus services"] SBS Transit, 26 November 2015</ref>
|-
|'''2021'''
|'''7 February'''
|style='text-align:left'|Amended to ply Bidadari Pk Dr, skipping a portion of Upp Serangoon Rd.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-service-107107m "Route Amendment for Service 107/107M"] SBS Transit, 18 January 2021</ref>
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ctrl and Hougang Ave 4 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|rowspan=2|{{Bus/D|107M|note=Hougang Ctrl ↔ Marina Ctr}}
|rowspan=2|'''2026'''
|rowspan=2|'''26 April'''
|style='text-align:left'|Amended to ply extended Bidadari Pk Dr and Bartley Rd, skipping a portion of Upp Serangoon Rd.
|-
|style='text-align:left'|Extended to Marina Centre Ter and serves a additional bus stop opposite Suntec Convention Ctr along Temasek Blvd.
|}

==Service 109==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBST}} '''(Current)'''
|rowspan=5|Serangoon ↔ Changi Village
|rowspan=2|'''2006'''
|'''28 May'''
|style='text-align:left'|Introduced between Serangoon Int and Changi Village Ter, operating between 0600 hrs and 2330 hrs from Serangoon Int and Changi Village Ter daily.
|-
|{{TBC}}
|style='text-align:left'|First bus from Serangoon Int brought forward to 0545 hrs on weekdays.
|-
|rowspan=2|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to Serangoon Integrated Transport Hub and amended to ply Boundary Rd with the route amendment of Service 105.
|-
|'''26 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|rowspan=6|{{Bus/D|109|note=Serangoon ↔ Changi Village}}{{Bus/D|109A|note=Serangoon → Hougang Ave 4}}
|rowspan=2|'''2014'''
|'''26 May'''
|style='text-align:left'|{{Bus/D|109A|note=Introduced from Serangoon Int to Hougang Ave 4 (Blk 913) during evening peak hours on weekdays. {{LWAB}}}}
|-
|'''5 October'''
|style='text-align:left'|Serves additional pair of bus stops before and after Punggol Rd along TPE.
|-
|'''2016'''
|'''13 November'''
|style='text-align:left'|Serves new pair of bus stops opposite Blk 293D and outside Blk 286B along Sengkang East Rd.
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|rowspan=2|'''2023'''
|'''26 February'''
|style='text-align:left'|Temporarily amended to ply the bus-only corridor along Loyang Ave and Loyang Way with the partial closure of Loyang Ave to facilitate the construction of Loyang Viaduct and Loyang station on the Cross Island Line, skipping 3 pairs of bus stops along Loyang Ave.
|-
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 100 - 109

2026-04-24T12:16:38Z

Singapore Buses: /* Service 107 */

==Service 100==
===1st Generation (1971)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SGTC}}
|rowspan=2|Serangoon Gdn ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 100A and re-numbered Service 100/100A.
|}

===2nd Generation (since 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=29|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=9|Serangoon Garden ↔ Prince Edward
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 100/100A as a service between Serangoon Gdn Ter and Prince Edward Ter under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Serangoon Gdn Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''21 July'''
|style='text-align:left'|Amended to ply St. Andrew's Rd and Stamford Rd, skipping Coleman St and Hill St.
|-
|rowspan=3|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''16 August'''
|style='text-align:left'|Amended to ply Aljunied Rd with the introduction of Service 60, skipping MacPherson Est in both directions.
|-
|'''1977'''
|'''31 October'''
|style='text-align:left'|Amended to skip Serangoon Gdn Est with the introduction of Service 217.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|rowspan=2|Serangoon Garden ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|rowspan=2|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|Serangoon ↔ World Trade Ctr
|'''13 March'''
|style='text-align:left'|Amended to Serangoon Int.
|-
|rowspan=4|Serangoon ↔ Ghim Moh
|'''1989'''
|'''5 November'''
|style='text-align:left'|Integrated with Service 20, extended to Ghim Moh Ter and amended to ply Beach Rd, skipping Nth Bridge Rd/Victoria St.
|-
|'''1994'''
|'''3 July'''
|style='text-align:left'|Amended to ply Crawford St towards Serangoon Int.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Kallang Stn along Sims Ave.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|rowspan=2|{{Bus/D|100|note=Serangoon ↔ Ghim Moh}}{{Bus/D|100A|note=Serangoon → Aljunied Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|100A|note=Introduced from Serangoon Int to Aljunied Rd (Aljunied Stn) during morning peak hours on weekdays.}}
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=4|{{Bus/D|100|note=Serangoon ↔ Ghim Moh}}{{Bus/D|100A|note=Serangoon → Aljunied Rd}}{{Bus/D|100B|PAST|note=Ghim Moh → Telok Blangah Rd}}
|'''2003'''
|'''8 September'''
|style='text-align:left'|{{Bus/D|100B|PAST|note=Introduced as a short-trip service from Ghim Moh Ter to Telok Blangah Rd (HarbourFront Stn) during morning peak hours on weekdays.}}
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Serves additional bus stop outside Victoria Concert Hall along Fullerton Rd.
|-
|rowspan=2|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|rowspan=7|{{Bus/D|100|note=Serangoon ↔ Ghim Moh}}{{Bus/D|100A|note=Serangoon → Aljunied Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|100B|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to Serangoon Integrated Transport Hub.
|-
|'''26 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2016'''
|'''1 May'''
|style='text-align:left'|Amended to ply Esplanade Dr with the partial closure of Fullerton Rd.
|-
|'''2017'''
|'''12 March'''
|style='text-align:left'|Amended to ply Upp Serangoon Rd and the diverted Upp Aljunied Rd.
|-
|'''2021'''
|'''26 December'''
|style='text-align:left'|Amended to ply Esplanade Dr towards Ghim Moh Ter with the closure of Connaught Dr.
|-
|'''2023'''
|'''10 September'''
|style='text-align:left'|Extended to terminate at Ghim Moh Rd (Blk 7) towards Ghim Moh Ter.
|}

==Service 100A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SGTC}}
|rowspan=2|Serangoon Gdn ↺ Finlayson Green
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Finlayson Green (Loop) under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Integrated with Service 100 and discontinued.
|}

==Service 100/100A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=4|Serangoon Gdn ↔ Prince Edward
|rowspan=2|'''1971'''
|'''9 May'''
|style='text-align:left'|Re-numbered from Service 100 as a service between Serangoon Gdn Ter and Prince Edward Ter.
|-
|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 100 under 1974 Bus Rationalisation.
|}

==Service 101==
===1st Generation (1971 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=13|Serangoon Garden ↔ New Bridge Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=14|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves new merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|'''1977'''
|'''31 October'''
|style='text-align:left'|Amended to skip Chartwell Dr, Burghley Dr and Berwick Dr with the introduction of Service 217.
|-
|'''1981'''
|'''10 May'''
|style='text-align:left'|Skips bus stop before Braddell Flyover along Lor Chuan.
|-
|rowspan=2|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Serangoon Gdn Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''20 June'''
|style='text-align:left'|Amended back to ply Lor Chuan towards Serangoon Gdn Ter with the opening of new link road between Braddell Rd and Lor Chuan under Braddell Flyover.
|-
|rowspan=4|'''1987'''
|'''3 May'''
|style='text-align:left'|Amended to terminate at New Bridge Rd Ter.
|-
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Serangoon Gdn Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Serangoon Gdn Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=3|Serangoon ↔ New Bridge Rd
|rowspan=2|'''1988'''
|'''13 March'''
|style='text-align:left'|Amended to Serangoon Int.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Service 83 and discontinued.
|}

===2nd Generation (since 2004)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=9|{{SBST}} '''(Current)'''
|Serangoon ↺ Buangkok Cres
|'''2004'''
|'''15 February'''
|style='text-align:left'|Introduced between Serangoon Int and Buangkok Cres (Loop), replacing Service 328.
|-
|rowspan=6|Serangoon ↺ Buangkok Lk
|'''2005'''
|'''14 August'''
|style='text-align:left'|Amended to loop at Buangkok Lk, skipping Buangkok Cres.
|-
|'''2009'''
|'''19 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 834 and outside Hougang Polyclinic along Hougang Ave 4.
|-
|rowspan=2|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to Serangoon Integrated Transport Hub.
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2017'''
|'''9 July'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Blk 991B along Buangkok Lk.
|-
|'''2018'''
|'''23 December'''
|style='text-align:left'|Serves new bus stop opposite Blk 984A along Buangkok Lk.
|-
|rowspan=2|Serangoon ↺ Buangkok Cres
|'''2019'''
|'''25 August'''
|style='text-align:left'|Amended to loop at Buangkok Cres after Buangkok Lk.
|-
|'''2022'''
|'''13 March'''
|style='text-align:left'|Serves new bus stop outside Blk 991A along Buangkok Cres.
|}

==Service 101A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=5|Serangoon Garden ↔ New Bridge Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

==Service 102==
===1st Generation (1971 - 1977)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=9|Serangoon Garden ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|{{UBC}}
|'''6 December'''
|style='text-align:left'|Operations transferred to United Bus Company.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=6|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Converted to semi-express service under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1977'''
|'''31 October'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1981 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Jln Kayu ↔ New Bridge Rd
|'''1981'''
|'''2 March'''
|style='text-align:left'|Introduced between Jln Kayu Ter and New Bridge Rd Ter, operating on weekdays and Saturdays only.
|-
|'''1983'''
|'''14 November'''
|style='text-align:left'|Discontinued.
|}

===3rd Generation (since 2015)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBST}} '''(Current)'''
|Hougang Ctrl ↺ Jln Kayu
|'''2015'''
|'''20 September'''
|style='text-align:left'|Introduced between Hougang Ctrl Int and Jln Kayu (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0545 hrs and 2330 hrs daily. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/new-service-102-from-sunday-20-september-2015 "New Service 102 from Sunday, 20 September 2015"] SBS Transit, 15 September 2015</ref>
|-
|rowspan=4|Hougang Ctrl ↺ Seletar Aerospace Ave
|'''2018'''
|'''14 October'''
|style='text-align:left'|Extended to loop at Seletar Airport PTB.<ref>[//www.sbstransit.com.sg/news/route-extension-for-service-102 "Route Extension for Service 102"] SBS Transit, 10 October 2018</ref>
|-
|'''2019'''
|'''22 September'''
|style='text-align:left'|Serves new pair of bus stops opposite and after Seletar Camp along Seletar Aerospace Dr.<ref>[//www.sbstransit.com.sg/news/service-102-to-call-at-new-bus-stops-along-seletar-aerospace-drive "Service 102 to call at new bus stops along Seletar Aerospace Drive"] SBS Transit, 11 September 2019</ref>
|-
|rowspan=2|'''2022'''
|rowspan=2|'''29 May'''
|style='text-align:left'|Amended to ply Fernvale Rd, Sengkang West Ave, Sengkang West Rd and Sengkang West Way, skipping a portion of Sengkang West Way.<ref name="29May22">[//www.sbstransit.com.sg/news/route-amendment-for-service-102 "Route amendment for Service 102"] SBS Transit, 29 April 2022</ref>
|-
|style='text-align:left'|First bus brought forward to 0530 hrs daily.<ref name="29May22"/>
|-
|{{Bus/D|102|note=Hougang Ctrl ↺ Seletar Aerospace Ave}}{{Bus/D|102A|note=Sengkang East Way → Sengkang West Way}}
|rowspan=2|'''2023'''
|'''27 March'''
|style='text-align:left'|{{Bus/D|102A|note=Introduced as a short-trip service from Sengkang East Way (Sengkang Stn) to Sengkang West Way (Opp Blk 461B) during evening peak hours on weekdays. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/introduction-of-service-102a "Introduction of Service 102A"] SBS Transit, 16 March 2023</ref>}}
|-
|{{Bus/D|102|note=Hougang Ctrl ↺ Seletar Aerospace Ave}}{{Bus/D|102A|note=Sengkang East Way → Sengkang West Way}}{{Bus/D|102B|note=Sengkang West Way → Sengkang East Way}}
|'''9 October'''
|style='text-align:left'|{{Bus/D|102B|note=Introduced as a short-trip service from Sengkang West Way (Blk 461B) to Sengkang East Way (Opp Sengkang Stn/Blk 260A) during morning peak hours on weekdays. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/introduction-of-service-102b "Introduction of Service 102B"] SBS Transit, 25 September 2023</ref>}}
|}

==Service 102A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=5|Serangoon Garden ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|{{UBC}}
|'''6 December'''
|style='text-align:left'|Operations transferred to United Bus Company.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 105 under 1974 Bus Rationalisation.
|}

==Service 103==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=3|Serangoon Garden ↔ Commonwealth Ave
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Commonwealth Ave Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=14|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=6|Jln Kayu ↔ Commonwealth Ave
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Jln Kayu Ter under 1974 Bus Rationalisation.
|-
|'''1 October'''
|style='text-align:left'|Serves new merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''2 November'''
|style='text-align:left'|Amended to temporary bus terminal along Holland Dr with the partial closure of Commonwealth Ave Ter to facilitate the extension of Commonwealth Ave.
|-
|'''1977'''
|'''29 August'''
|style='text-align:left'|Amended back to Commonwealth Ave Ter via Nth Buona Vista Rd.
|-
|'''1980'''
|'''13 July'''
|style='text-align:left'|Amended to ply Commonwealth Ave with the conversion of Queens Circus to a signalised junction, skipping Queensway and Holland Rd.
|-
|rowspan=6|Jln Kayu ↔ Buona Vista
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|rowspan=4|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Jln Kayu Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|rowspan=9|Jln Kayu ↔ New Bridge Rd
|'''1992'''
|'''29 March'''
|style='text-align:left'|Shortened to New Bridge Rd Ter under TransitLink Network Integration Exercise Phase 6.
|-
|rowspan=3|{{TIBS}}
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Skips a pair of temporarily closed bus stops before and after Seletar West Farmway 1 along Jln Kayu.
|-
|rowspan=2|'''1999'''
|'''10 July'''
|style='text-align:left'|Skips the bus stop outside Plaza By The Pk along Bras Basah Rd.
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''26 December'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''2001'''
|'''15 July'''
|style='text-align:left'|Amended to ply Yio Chu Kang Lk and Boundary Rd.
|-
|rowspan=2|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|'''31 December'''
|style='text-align:left'|Serves reinstated pair of bus stops before and after Sengkang West Ave along Jln Kayu.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|Serangoon ↺ Piccadilly
|'''7 December'''
|style='text-align:left'|Shortened to start from Serangoon Int and loop at Piccadilly, and integrated with Service 378 under North East Line Rationalisation Phase 3.
|-
|'''2007'''
|'''1 July'''
|style='text-align:left'|Skips removed bus stop after East Camp Gate along Piccadilly.
|-
|rowspan=5|Serangoon ↺ West Camp Rd
|rowspan=2|'''2011'''
|'''13 February'''
|style='text-align:left'|Integrated with Service 103M and extended to loop at West Camp Rd.
|-
|'''3 September'''
|style='text-align:left'|Amended to the relocated Serangoon Integrated Transport Hub.
|-
|'''2012'''
|'''2 February'''
|style='text-align:left'|Serves new pair of bus stops before and after Rolls Royce Pte Ltd along Seletar Aerospace Dr.
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Amended to ply Sengkang West Ave and Sengkang West Rd with the partial closure of Jln Kayu.<ref>[//www.sbstransit.com.sg/news/four-bus-services-affected-by-permanent-closure-of-jalan-kayu "Four Bus Services Affected by Permanent Closure of Jalan Kayu"] SBS Transit, 10 October 2013</ref>
|-
|'''2014'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-six-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Six New Wheelchair-accessible Bus Services"] SBS Transit, 26 November 2014</ref>
|-
|rowspan=6|Serangoon ↔ Yishun
|'''2015'''
|'''14 June'''
|style='text-align:left'|Extended to Yishun Temp Int under the LTA's Bus Service Enhancement Programme (BSEP).<ref>[//www.sbstransit.com.sg/news/bus-service-103-to-be-extended-in-june-2015 "Bus Service 103 to be extended in June 2015"] SBS Transit, 27 May 2015</ref>
|-
|'''2018'''
|'''25 November'''
|style='text-align:left'|Serves 3 new bus stops before and opposite Blk 469B and opposite Yishun St 43 along Yishun Ave 1.<ref>[//www.sbstransit.com.sg/news/services-103-and-117-to-call-at-three-new-bus-stops-along-yishun-avenue-1 "Services 103 and 117 to call at three new bus stops along Yishun Avenue 1"] SBS Transit, 22 November 2018</ref>
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to the relocated Yishun Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/ltagov/en/newsroom/2019/8/2/yishun-integrated-transport-hub-to-open-on-8-september-2019.html "Yishun Integrated Transport Hub to Open on 8 September 2019"] Land Transport Authority, 7 August 2019.</ref>
|-
|'''2020'''
|'''12 January'''
|style='text-align:left'|Serves new bus stop outside Blk 469B along Yishun Ave 1.<ref>[//www.sbstransit.com.sg/news/services-103-and-117-to-call-at-a-new-bus-stop-along-yishun-avenue-1 "Services 103 and 117 to call at a new bus stop along Yishun Avenue 1"] SBS Transit, 8 January 2020</ref>
|-
|'''2022'''
|'''26 June'''
|style='text-align:left'|Serves new bus stop outside Blk 471A along Yishun Ave 1.<ref>[//www.sbstransit.com.sg/news/services-103-and-117117m-to-call-at-a-new-bus-stop-along-yishun-avenue-1 "Services 103 and 117/117M to call at a new bus stop along Yishun Avenue 1"] SBS Transit, 13 June 2022</ref>
|-
|'''2024'''
|'''13 October'''
|style='text-align:left'|Serves new bus stop opposite Blk 470A along Yishun Ave 1.<ref>[//www.sbstransit.com.sg/news/services-103-and-117117m-to-call-at-a-new-bus-stop-along-yishun-avenue-1-2 "Services 103 And 117/117M To Call At A New Bus Stop Along Yishun Avenue 1"] SBS Transit, 3 October 2024</ref>
|}

==Service 103A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Serangoon Garden ↔ Commonwealth Ave
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Commonwealth Ave Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 106 under 1974 Bus Rationalisation.
|}

==Service 103W/103M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}}
|{{Bus/D|103W|PAST|note=Serangoon ↺ West Camp Rd}}
|'''2003'''
|'''7 December'''
|style='text-align:left'|{{Bus/D|103W|PAST|note=Introduced between Serangoon Int and West Camp Rd (Loop) as Service 103W with the integration of Service 379 under North East Line Rationalisation Phase 3.}}
|-
|rowspan=2|{{Bus/D|103M|PAST|note=Serangoon ↺ West Camp Rd}}
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|103W|PAST|note={{Bus/D|103M|PAST|note=Re-numbered Service 103M.}}}}
|-
|'''2011'''
|'''13 February'''
|style='text-align:left'|{{Bus/D|103M|PAST|note=Integrated with Service 103 and discontinued with the partial closure of West Camp Rd and New West Camp Rd.}}
|}

==Service 104==
===1st Generation (1971 - 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{UBC}}
|rowspan=10|Serangoon Garden ↺ Upp Cross St
|rowspan=2|'''1971'''
|'''23 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Upp Cross St (Loop).
|-
|'''5 July'''
|style='text-align:left'|Amended to ply Chartwell Dr, Burghley Dr, Berwick Dr and Serangoon Gdn Way towards Upp Cross St.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=2|'''1973'''
|'''11 March'''
|style='text-align:left'|Amended to ply Hoot Kiam Rd towards Serangoon Gdn Ter with the conversion of Irwell Bank Rd to one-way traffic.
|-
|rowspan=9|{{SBS}}
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1977'''
|'''31 October'''
|style='text-align:left'|Amended to skip Chartwell Dr, Burghley Dr and Berwick Dr with the introduction of Service 217.
|-
|rowspan=2|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Serangoon Gdn Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''20 June'''
|style='text-align:left'|Amended back to ply Lor Chuan towards Serangoon Gdn Ter with the opening of new link road between Braddell Rd and Lor Chuan under Braddell Flyover.
|-
|'''1986'''
|'''28 September'''
|style='text-align:left'|Amended to ply Keng Lee Rd, Kg Java Rd and Bt Timah Rd, skipping Cavenagh Rd.
|-
|'''1987'''
|'''13 December'''
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|Serangoon ↺ Upp Cross St
|'''1988'''
|'''13 March'''
|style='text-align:left'|Amended to Serangoon Int.
|-
|rowspan=2|Serangoon ↔ New Bridge Rd
|'''1992'''
|'''3 May'''
|style='text-align:left'|Extended to New Bridge Rd Ter and amended to ply Ang Mo Kio Ave 1 and Bishan Rd under TransitLink Network Integration Exercise Phase 7, skipping Lor Chuan.
|-
|'''1993'''
|'''5 December'''
|style='text-align:left'|Integrated with Service 134 to form Service 54 and discontinued under TransitLink Network Integration Exercise Phase 14.
|}

===2nd Generation (since 2025)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=2|{{GAS}} '''(Current)'''
|rowspan=2|Punggol Coast ↔ Woodleigh
|rowspan=2|'''2025'''
|'''26 October'''
|style='text-align:left'|Introduced between Punggol Coast Int and Woodleigh Int, replacing Service 43M. {{LWAB}}
|-
|'''28 December'''
|style='text-align:left'|Serves an additional bus stop outside Blk 446B along New Punggol Road.
|}

==Service 105==
===1st Generation (1974 - 1977)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=5|Serangoon Garden ↔ Prince Edward
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 102A as a service between Serangoon Gdn Ter and Prince Edward Ter.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1977'''
|'''31 October'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1988)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=19|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Serangoon ↔ Clementi
|'''1988'''
|'''13 March'''
|style='text-align:left'|Introduced between Serangoon Int and Clementi Int, replacing Service 95.
|-
|'''1991'''
|'''1 April'''
|style='text-align:left'|First bus from Serangoon Int brought forward to 0545 hrs on weekdays and Saturdays.
|-
|rowspan=5|Serangoon ↔ Jurong East
|rowspan=2|'''1992'''
|'''29 March'''
|style='text-align:left'|Extended to Jurong East Int under TransitLink Network Integration Exercise Phase 6.
|-
|'''3 May'''
|style='text-align:left'|Integrated with Service 312 and amended to ply Serangoon Ave 2, Serangoon Ave 3 and Lor Chuan under TransitLink Network Integration Exercise Phase 7.
|-
|'''1993'''
|'''5 December'''
|style='text-align:left'|Amended to ply Queensway, Commonwealth Ave and Commonwealth Ave West under TransitLink Network Integration Exercise Phase 14, skipping Ulu Pandan Rd and Clementi Rd.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Blk 286A and outside Blk 284 along Toh Guan Rd.
|-
|rowspan=2|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips temporarily closed bus stops outside and opposite Sch of Mechanical & Mfg along Commonwealth Ave West.
|-
|rowspan=2|{{Bus/D|105|note=Serangoon ↔ Jurong East}}{{Bus/D|105A|PAST|note=Serangoon → Whitley Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|105A|PAST|note=Introduced from Serangoon Int to Whitley Rd (Aft Tanglin CC) during morning peak hours on weekdays.}}
|-
|rowspan=2|'''2000'''
|rowspan=2 {{TBC}}
|style='text-align:left'|Last bus from Jurong East Int extended to 2400 hrs on Saturdays.
|-
|rowspan=2|{{Bus/D|105|note=Serangoon ↔ Jurong East}}{{Bus/D|105A|PAST|note=Serangoon → Whitley Rd}}{{Bus/D|105B|note=Jurong East → Commonwealth Ave West}}
|style='text-align:left'|{{Bus/D|105B|note=Introduced from Jurong East Int to Commonwealth Ave West (Clementi Stn) during morning peak hours on weekdays.}}
|-
|'''2001'''
|'''18 October'''
|style='text-align:left'|Serves reinstated bus stops outside Dover Stn along Commonwealth Ave West.
|-
|rowspan=3|{{Bus/D|105|note=Serangoon ↔ Jurong East}}{{Bus/D|105A|PAST|note=Serangoon → Lor 2 Toa Payoh}}{{Bus/D|105B|note=Jurong East → Commonwealth Ave West}}
|'''2003'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|105A|PAST|note=Shortened to terminate at Lor 2 Toa Payoh (Toa Payoh Stn).}}
|-
|'''2009'''
|'''5 July'''
|style='text-align:left'|Amended to ply Boon Lay Way with the closure of Jurong East St 12 to facilitate the Jurong East Modification Project (JEMP).
|-
|rowspan=3|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to Serangoon Integrated Transport Hub, skipping Boundary Rd with the route amendment of Service 109.
|-
|rowspan=4|{{Bus/D|105|note=Serangoon ↔ Jurong East}}{{Bus/D|105B|note=Jurong East → Commonwealth Ave West}}
|{{TBC}}
|{{Bus/D|105A|PAST|note=Discontinued.}}
|-
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2012'''
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 106==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=15|{{SBS}}
|rowspan=6|Serangoon Garden ↔ Commonwealth Ave
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 103A as a service between Serangoon Gdn Ter and Commonwealth Ave Ter.
|-
|'''1 October'''
|style='text-align:left'|Serves new merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|rowspan=4|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''31 October'''
|style='text-align:left'|Amended to skip Chartwell Dr, Burghley Dr and Berwick Dr with the introduction of Service 217.
|-
|'''7 November'''
|style='text-align:left'|Amended to ply Penang Rd, Somerset Rd, Grange Rd, Orchard Rd/Orchard Blvd, Tanglin Rd, Napier Rd, Holland Rd and Holland Ave, skipping Bras Basah Rd, Nth Bridge Rd/Hill St, Sth Bridge Rd, Upp Circular Rd, New Bridge Rd, River Valley Rd, Delta Rd, Alexandra Rd, Tanglin Rd, Margaret Dr, Queensway and Commonwealth Dr.
|-
|rowspan=3|Serangoon Garden ↔ Buona Vista
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|rowspan=2|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Serangoon Gdn Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''20 June'''
|style='text-align:left'|Amended back to ply Lor Chuan towards Serangoon Gdn Ter with the opening of new link road between Braddell Rd and Lor Chuan under Braddell Flyover.
|-
|rowspan=3|Serangoon Garden ↔ Bukit Batok
|'''1985'''
|'''28 October'''
|style='text-align:left'|Extended to Bt Batok Ter.
|-
|'''1986'''
|'''31 August'''
|style='text-align:left'|Serves additional bus stop outside Blk 9 along Holland Ave.
|-
|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to Bt Batok Int.
|-
|rowspan=4|Serangoon ↔ Bukit Batok
|'''1988'''
|'''13 March'''
|style='text-align:left'|Amended to Serangoon Int.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips temporarily closed bus stops outside and opposite Sch of Mechanical & Mfg along Commonwealth Ave West.
|-
|rowspan=18|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|'''2000'''
|'''24 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=5|{{Bus/D|106|note=Serangoon ↔ Bukit Batok}}{{Bus/D|106A|PAST|note=Bukit Batok → Commonwealth Ave West}}
|rowspan=2|'''2001'''
|'''18 October'''
|style='text-align:left'|Serves reinstated bus stops outside Dover Stn along Commonwealth Ave West.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|106A|PAST|note=Introduced from Bt Batok Int to Commonwealth Ave West (Opp SP T1A) during morning peak hours on weekdays.}}
|-
|rowspan=2|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop opposite Mandarin Singapore along Orchard Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|Serangoon ↔ Bukit Batok
|{{TBC}}
|style='text-align:left|{{Bus/D|106A|PAST|note=Discontinued.}}
|-
|rowspan=2|Marina Ctr ↔ Bukit Batok
|'''27 July'''
|style='text-align:left'|Shortened to Marina Ctr Ter under North East Line Rationalisation Phase 2.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd with the partial closure of Somerset Rd.
|-
|Shenton Way ↔ Bukit Batok
|rowspan=3|'''2010'''
|'''26 April'''
|style='text-align:left'|Extended to Shenton Way Ter.
|-
|{{Bus/D|106|note=Shenton Way ↔ Bukit Batok}}{{Bus/D|106A|PAST|note=Central Blvd ↺ Bayfront Ave}}
|'''22 September'''
|style='text-align:left|{{Bus/D|106A|PAST|note=Introduced between Central Blvd (Bef Marina Way) and Bayfront Ave (Loop), operating during the 2010 Formula 1 Singapore Grand Prix.}}
|-
|Shenton Way ↔ Bukit Batok
|'''28 September'''
|style='text-align:left|{{Bus/D|106A|PAST|note=Discontinued.}}
|-
|{{Bus/D|106|note=Shenton Way ↔ Bukit Batok}}{{Bus/D|106A|PAST|note=Central Blvd ↺ Bayfront Ave}}
|rowspan=2|'''2011'''
|'''21 September'''
|style='text-align:left'|{{Bus/D|106A|PAST|note=Re-introduced between Central Blvd (Bef Marina Way) and Bayfront Ave (Loop), operating during the 2011 Formula 1 Singapore Grand Prix.}}
|-
|Shenton Way ↔ Bukit Batok
|'''27 September'''
|style='text-align:left'|{{Bus/D|106A|PAST|note=Discontinued.}}
|-
|rowspan=6|{{Bus/D|106|note=Shenton Way ↔ Bukit Batok}}{{Bus/D|106A|note=Bukit Batok → Commonwealth Ave West}}
|'''2012'''
|'''17 September'''
|style=text-align:left'|{{Bus/D|106A|note=Introduced from Bt Batok Int to Commonwealth Ave West (Clementi Stn) during morning peak hours on weekdays.}}
|-
|'''2013'''
|'''1 December'''
|style='text-align:left'|Serves new bus stop outside Downtown Stn along Central Blvd.
|-
|'''2014'''
|'''28 September'''
|style='text-align:left'|Amended to ply Robinson Rd and Marina Blvd towards Bt Batok Int, skipping Maxwell Rd and Central Blvd with the road changes in the Marina Sth area.
|-
|'''2015'''
|'''14 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''29 May'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|}

==Service 107==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=27|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=7|Serangoon Garden ↺ Shenton Way
|'''1978'''
|'''23 January'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Shenton Way (Loop) as a semi-express service on weekdays and Saturdays, replacing Blue Arrow Service 304.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Keppel Rd and Anson Rd, skipping Parsi Rd.
|-
|rowspan=2|'''1981'''
|'''10 May'''
|style='text-align:left'|Skips bus stop before Braddell Flyover along Braddell Rd.
|-
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Serangoon Gdn Ter with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''20 June'''
|style='text-align:left'|Amended back to ply Lor Chuan towards Serangoon Gdn Ter with the opening of new link road between Braddell Rd and Lor Chuan under Braddell Flyover.
|-
|rowspan=2|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|rowspan=4|Serangoon ↺ Shenton Way
|'''13 March'''
|style='text-align:left'|Amended to Serangoon Int, converted to full day trunk service and amended to ply Kallang Bahru and Marina Ctr.
|-
|'''1989'''
|'''11 June'''
|style='text-align:left'|Amended to skip Marina Ctr.
|-
|'''1994'''
|'''3 July'''
|style='text-align:left'|Amended to ply Kallang Rd, Victoria St and Jln Sultan towards Shenton Way, skipping Crawford St.
|-
|'''1997'''
|'''23 March'''
|style='text-align:left'|Converted to day service with the introduction of Service 107X.
|-
|rowspan=5|{{Bus/D|107|note=Serangoon ↺ Shenton Way}}{{Bus/D|107A|PAST|note=Serangoon → Shenton Way}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|107A|PAST|note=Introduced from Serangoon Int to Shenton Way (Opp Temasek Twr) during morning peak hours on weekdays.}}
|-
|'''2001'''
|'''16 December'''
|style='text-align:left'|Last bus revised to 1330 hrs on Saturdays.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=4|'''2003'''
|'''4 May'''
|style='text-align:left'|Amended to ply Geylang Bahru, Bendemeer Rd, Whampoa East and Serangoon Rd, skipping Jln Kolam Ayer.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=11|Hougang Ctrl ↔ Shenton Way
|rowspan=2|'''30 November'''
|style='text-align:left'|Extended to Hougang Ctrl Int and amended to Shenton Way Ter under North East Line Rationalisation Phase 3, replacing the deleted sectors of Service 97.
|-
|style='text-align:left'|{{Bus/D|107A|PAST|note=Discontinued with the amendment of Service 107 to Shenton Way Ter under North East Line Rationalisation Phase 3.}}
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Serves additional bus stop outside Victoria Concert Hall along Fullerton Rd.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Serves the bus stop opposite Singapore Cricket Club along Connaught Dr with the abolition of the bus stop outside Esplanade Pk.
|-
|'''2015'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-five-wheelchair-accessible-bus-services "SBS Transit to roll out another five wheelchair-accessible bus services"] SBS Transit, 26 November 2015</ref>
|-
|'''2016'''
|'''1 May'''
|style='text-align:left'|Amended to ply Esplanade Dr with the partial closure of Fullerton Rd.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-100-107-130-and-131 "Route amendments for Services 100, 107, 130 and 131"] SBS Transit, 25 April 2016</ref>
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.<ref>[//www.sbstransit.com.sg/news/nine-existing-bus-services-to-continue-to-operate-from-the-shenton-way-bus-terminal "Nine existing bus services to continue to operate from the Shenton Way Bus Terminal"] SBS Transit, 2 June 2017</ref>
|-
|rowspan=2|'''2021'''
|'''7 February'''
|style='text-align:left'|Amended to ply Bidadari Pk Dr, skipping a portion of Upp Serangoon Rd.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-service-107107m "Route Amendment for Service 107/107M"] SBS Transit, 18 January 2021</ref>
|-
|'''26 December'''
|style='text-align:left'|Amended to ply Esplanade Dr towards Shenton Way Ter with the closure of Connaught Dr.<ref>[//www.sbstransit.com.sg/news/bus-stop-relocation-from-connaught-drive-to-esplanade-drive "Bus Stop Relocation from Connaught Drive to Esplanade Drive"] SBS Transit, 29 November 2021</ref>
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ctrl and Hougang Ave 4 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|'''2026'''
|'''26 April'''
|style='text-align:left'|Amended to ply extended Bidadari Pk Dr and Bartley Rd, skipping a portion of Upp Serangoon Rd.
|}

==Service 107X/107M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=13|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=5|{{Bus/D|107X|PAST|note=Serangoon ↺ Raffles Blvd}}
|'''1997'''
|'''23 March'''
|style='text-align:left'|{{Bus/D|107X|PAST|note=Introduced between Serangoon Int and Raffles Blvd (Loop) as an alternate route of Service 107, operating during off peak periods on weekdays and Saturdays and throughout the day on Sundays and Public Holidays, numbered as Service 107X.}}
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 1340 hrs on Saturdays.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|'''4 May'''
|style='text-align:left'|Amended to ply Geylang Bahru, Bendemeer Rd, Whampoa East and Serangoon Rd, skipping Jln Kolam Ayer.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|{{Bus/D|107X|PAST|note=Hougang Ctrl ↺ Raffles Blvd}}
|'''30 November'''
|style='text-align:left'|Extended to Hougang Ctrl Int under North East Line Rationalisation Phase 3, replacing the deleted sectors of Service 97.
|-
|rowspan=4|{{Bus/D|107M|note=Hougang Ctrl ↺ Raffles Blvd}}
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|107X|PAST|note={{Bus/D|107M|note=Re-numbered Service 107M.}}}}
|-
|'''2015'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-five-wheelchair-accessible-bus-services "SBS Transit to roll out another five wheelchair-accessible bus services"] SBS Transit, 26 November 2015</ref>
|-
|'''2021'''
|'''7 February'''
|style='text-align:left'|Amended to ply Bidadari Pk Dr, skipping a portion of Upp Serangoon Rd.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-service-107107m "Route Amendment for Service 107/107M"] SBS Transit, 18 January 2021</ref>
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ctrl and Hougang Ave 4 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|rowspan=2|{{Bus/D|107M|note=Hougang Ctrl ↔ Marina Ctr}}
|rowspan=2|'''2026'''
|rowspan=2|'''26 April'''
|style='text-align:left'|Amended to ply extended Bidadari Pk Dr and Bartley Rd, skipping a portion of Upp Serangoon Rd.
|-
|style='text-align:left'|Extended to Marina Centre Ter and serves a additional bus stop opposite Suntec Convention Ctr along Temasek Blvd.
|}

==Service 109==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBST}} '''(Current)'''
|rowspan=5|Serangoon ↔ Changi Village
|rowspan=2|'''2006'''
|'''28 May'''
|style='text-align:left'|Introduced between Serangoon Int and Changi Village Ter, operating between 0600 hrs and 2330 hrs from Serangoon Int and Changi Village Ter daily.
|-
|{{TBC}}
|style='text-align:left'|First bus from Serangoon Int brought forward to 0545 hrs on weekdays.
|-
|rowspan=2|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to Serangoon Integrated Transport Hub and amended to ply Boundary Rd with the route amendment of Service 105.
|-
|'''26 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|rowspan=6|{{Bus/D|109|note=Serangoon ↔ Changi Village}}{{Bus/D|109A|note=Serangoon → Hougang Ave 4}}
|rowspan=2|'''2014'''
|'''26 May'''
|style='text-align:left'|{{Bus/D|109A|note=Introduced from Serangoon Int to Hougang Ave 4 (Blk 913) during evening peak hours on weekdays. {{LWAB}}}}
|-
|'''5 October'''
|style='text-align:left'|Serves additional pair of bus stops before and after Punggol Rd along TPE.
|-
|'''2016'''
|'''13 November'''
|style='text-align:left'|Serves new pair of bus stops opposite Blk 293D and outside Blk 286B along Sengkang East Rd.
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|rowspan=2|'''2023'''
|'''26 February'''
|style='text-align:left'|Temporarily amended to ply the bus-only corridor along Loyang Ave and Loyang Way with the partial closure of Loyang Ave to facilitate the construction of Loyang Viaduct and Loyang station on the Cross Island Line, skipping 3 pairs of bus stops along Loyang Ave.
|-
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]

History of Services 90 - 99

2026-04-24T11:45:56Z

Singapore Buses: /* 2nd Generation (since 1997) */

==Service 90==
===1st Generation (1971 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABC}}
|Paya Lebar Airport ↔ Henderson Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Jln Bt Merah Ter under 1971 Bus Reorganisation.
|-
|rowspan=8|Paya Lebar Airport ↔ Commonwealth Ave
|'''14 September'''
|style='text-align:left'|Extended to Commonwealth Ave Ter.
|-
|rowspan=14|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply MacPherson Rd and Aljunied Rd under 1974 Bus Rationalisation, skipping Paya Lebar Rd.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Paya Lebar Airport Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''1976'''
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|rowspan=2|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|Commonwealth Ave ↺ Airport Rd
|'''1981'''
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|rowspan=6|Buona Vista ↺ Airport Rd
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|rowspan=3|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Airport Rd to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1989'''
|'''5 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|Toa Payoh ↺ Airport Rd
|'''1993'''
|'''23 May'''
|style='text-align:left'|Introduced between Toa Payoh Int and Airport Rd (Loop) under TransitLink Network Integration Exercise Phase 13.
|-
|'''1994'''
|'''5 March'''
|style='text-align:left'|Amended to ply Kim Keat Lk and Lor 6 Toa Payoh towards Toa Payoh Int.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|rowspan=8|{{Bus/D|90|note=Toa Payoh ↺ Airport Rd}}{{Bus/D|90A|note=Toa Payoh → Airport Rd}}
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|90A|note=Introduced from Toa Payoh Temp Int to Airport Rd (RSAF Paya Lebar) during morning peak hours on weekdays and Saturdays.}}
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|'''2005'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|90A|note=Extended to terminate at Airport Rd (KB Warehouse Cplx).}}
|-
|'''2007'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop before Paya Lebar Rd along Airport Rd to facilitate the construction of KPE.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Defu Lane 12 along Airport Rd.
|-
|'''24 September'''
|style='text-align:left'|Skips removed bus stop outside KB Warehouse Cplx along Airport Rd.
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Amended to skip Bendemeer Rd, Whampoa Nth and Serangoon Rd towards Toa Payoh Int with the permanent closure of Whampoa North.
|-
|'''2013'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|}

==Service 91==
===1st Generation (1971 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=11|Paya Lebar Airport ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|{{UBC}}
|'''6 December'''
|style='text-align:left'|Operations transferred to United Bus Company.
|-
|rowspan=12|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Paya Lebar Rd, Tg Katong Rd, Dunman Rd, Old Airport Rd and Mountbatten Rd under 1974 Bus Rationalisation, skipping MacPherson Rd and Aljunied Rd.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=4|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Sims Ave/Geylang Rd and the extended Tg Katong Rd, skipping Guillemard Rd.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|Prince Edward ↺ Airport Rd
|rowspan=2|'''1981'''
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|rowspan=2|Lor 1 Geylang ↺ Airport Rd
|'''5 July'''
|style='text-align:left'|Shortened to Geylang Fringe Car Pk.
|-
|'''1989'''
|'''5 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1995)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=8|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Buona Vista ↺ Ayer Rajah Cres
|'''1995'''
|'''13 February'''
|style='text-align:left'|Introduced between Buona Vista Ter and Ayer Rajah Cres (Loop), operating on weekdays and Saturdays only.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus revised to 0630 hrs. Last bus extended to 2000 hrs.
|-
|'''1999'''
|'''17 July'''
|style='text-align:left'|Last bus brought forward to 1800 hrs on Saturdays.
|-
|rowspan=2|{{Bus/D|91|note=Buona Vista ↺ Ayer Rajah Cres}}{{Bus/D|91A|PAST|note=Buona Vista → Ayer Rajah Cres}}
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|91A|PAST|note=Introduced from Buona Vista Ter to Ayer Rajah Cres (Ayer Rajah Bus Pk) during morning peak hours on weekdays.}}
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|Serves merged bus stop opposite Buona Vista Stn along Nth Buona Vista Rd with the closure of the staggered bus stop.
|-
|rowspan=3|Buona Vista ↺ Ayer Rajah Cres
|rowspan=2|'''2012'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|91A|PAST|note=Discontinued.}}
|-
|'''9 April'''
|style='text-align:left'|Skips removed bus stop outside Basement Food Court along Ayer Rajah Cres.
|-
|'''2014'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-six-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Six New Wheelchair-accessible Bus Services"] SBS Transit, 26 November 2014</ref>
|}

==Service 92==
===1st Generation (1971 - 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|rowspan=4|Paya Lebar Airport ↔ Jln Bt Merah
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Gagak Selari Barat Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Gagak Selari Barat Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|'''1973'''
|'''11 March'''
|style='text-align:left'|Amended to ply Hoot Kiam Rd towards Jln Ang Teng Ter with the conversion of Irwell Bank Rd to one-way road.
|-
|rowspan=13|{{SBS}}
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=5|Paya Lebar Airport ↔ Alexandra Hosp
|rowspan=4|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Alexandra Rd (Alexandra Hosp) Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Blvd towards Alexandra Rd (Alexandra Hosp) Ter with the conversion of Orchard Rd to one-way road.
|-
|rowspan=2|'''1 October'''
|style='text-align:left'|Serves new bus stop outside Nan Hwa Girls' High Sch along Bencoolen St.
|-
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|'''1976'''
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|Alexandra Hosp ↺ Airport Rd
|'''1981'''
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|Jln Ang Teng ↺ Depot Rd
|'''1984'''
|{{TBC}}
|style='text-align:left'|Amended to start from Jln Ang Teng and loop at Depot Rd.
|-
|rowspan=5|Clementi ↺ Airport Rd
|'''1985'''
|'''28 April'''
|style='text-align:left'|Integrated with Service 185 and extended to Clementi Int.
|-
|rowspan=2|'''1988'''
|'''11 January'''
|style='text-align:left'|Serves merged bus stop along Ayer Rajah Rd.
|-
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|'''1993'''
|'''23 May'''
|style='text-align:left'|Integrated with Service 14 and discontinued under TransitLink Network Integration Exercise Phase 13.
|}

===2nd Generation (since 1997)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=19|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Science Pk Dr ↺ Mt Sinai Dr
|'''1997'''
|'''1 December'''
|style='text-align:left'|Re-numbered from Service M1 as a service between Science Pk Dr (Blk 85) and Mt Sinai Dr (Loop).
|-
|rowspan=2|{{Bus/D|92|note=Science Pk Dr ↺ Mt Sinai Dr}}{{Bus/D|92A|PAST|note=Science Park Dr → Ghim Moh Rd}}
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|92A|PAST|note=Introduced from Science Pk Dr (Blk 85) to Ghim Moh Rd (Blk 13) during evening peak hours and after the last bus of Service 92 on weekdays.}}
|-
|'''2005'''
|'''15 January'''
|style='text-align:left'|Serves new bus stop between Hse Nos. 33 and 35 along Mt Sinai Dr.
|-
|rowspan=2|{{Bus/D|92|note=Ghim Moh ↺ Science Pk Dr}}{{Bus/D|92A|PAST|note=Science Park Dr → Ghim Moh Rd}}{{Bus/D|92B|PAST|note=Ghim Moh → Science Park Dr}}
|rowspan=2|'''2007'''
|rowspan=2|'''26 November'''
|style='text-align:left'|Amended to start from Ghim Moh Ter and loop at Science Pk Dr/Mt Sinai Dr.
|-
|style='text-align:left'|{{Bus/D|92B|PAST|note=Introduced from Ghim Moh Ter to Science Pk Dr (Blk 85) during peak hours and after the last bus of Service 92 on weekdays and Saturdays.}}
|-
|rowspan=7|{{Bus/D|92|note=Ghim Moh ↺ Science Pk Dr}}{{Bus/D|92A|PAST|note=Ghim Moh → Science Park Dr → Ghim Moh Rd}}{{Bus/D|92B|PAST|note=Ghim Moh → Science Park Dr}}
|'''2012'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|92A|PAST|note=Extended to start from Ghim Moh Ter.}}
|-
|rowspan=2|'''2014'''
|'''28 September'''
|style='text-align:left'|Serves 3 new bus stops outside Blk 85 and outside and opposite The Rutherford along Science Pk Dr.
|-
|'''29 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2016'''
|rowspan=2|'''19 December'''
|style='text-align:left'|{{Bus/D|92|note=Last bus extended to 2035 hrs on weekdays and 2036 hrs on Saturdays.}}
|-
|style='text-align:left'|{{Bus/D|92B|PAST|note=Last bus extended to 2120 hrs on weekdays and 2123 hrs on Saturdays.}}
|-
|'''2017'''
|'''26 December'''
|style='text-align:left'|{{Bus/D|92B|PAST|note=Shortened to terminate at Science Pk Dr (The Rutherford).}}
|-
|rowspan=4|'''2023'''
|'''10 September'''
|style='text-align:left'|Serves new bus stop opposite Ghim Moh Ter along Ghim Moh Rd.
|-
|rowspan=3|Ghim Moh ↺ Science Pk Dr
|rowspan=3|'''27 November'''
|style='text-align:left'|{{Bus/D|92A|PAST|note=Discontinued.}}
|-
|style='text-align:left'|{{Bus/D|92B|PAST|note=Discontinued with the launch of terminating trips for Service 92.}}
|-
|style='text-align:left'|Terminating Trip 92T introduced for trips that terminate at Ghim Moh Terminal, operating after the last bus of Service 92 daily.
|-
|rowspan=2|{{Bus/D|92|note=Ghim Moh ↺ Science Pk Dr}}{{Bus/D|92A|note=North Buona Vista Rd → Science Park Dr}}
|rowspan=2|'''2024'''
|rowspan=2|'''25 August'''
|style='text-align:left'|{{Bus/D|92|note=Integrated with Service 92M and enhanced to operate on Sundays and Public Holidays.}}
|-
|style='text-align:left'|{{Bus/D|92A|note=Introduced as a short-trip service from Nth Buona Vista Rd (Buona Vista Stn Exit D) to Science Pk Dr (Opp Normanton Pk), operating after the last bus of Service 92 daily. {{LWAB}}}}
|-
|rowspan=2|{{Bus/D|92|note=Ghim Moh ↺ Science Pk Dr}}{{Bus/D|92A|note=North Buona Vista Rd → Science Park Dr}}{{Bus/D|92B|note=South Buona Vista Rd ↺ Science Pk Dr}}
|'''2025'''
|'''24 March'''
|style='text-align:left'|{{Bus/D|92B|note=Introduced between South Buona Vista Rd (Kent Ridge Stn Exit B) and Science Pk Dr (loop) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2026'''
|'''27 April'''
|style='text-align:left'|{{Bus/D|92|note=First bus timing on weekdays at Opp R’ford/Normanton Pk brought forward from 06:35 to 06:05.}}
|}

==Service 92M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBST}}
|rowspan=4|Ghim Moh ↺ Nth Buona Vista Rd
|'''2015'''
|'''30 August'''
|style='text-align:left'|Introduced between Ghim Moh Ter and Nth Buona Vista Rd (Loop), operating on Sundays and Public Holidays only. {{LWAB}}
|-
|'''2017'''
|'''9 July'''
|style='text-align:left'|Last bus extended to 2005 hrs, with special departures operating between Ghim Moh Ter and Nth Buona Vista Rd (Buona Vista Stn Exit D) until 2043 hrs.
|-
|'''2023'''
|'''10 September'''
|style='text-align:left'|Serves new bus stop opposite Ghim Moh Ter along Ghim Moh Rd.
|-
|'''2024'''
|'''25 August'''
|style='text-align:left'|Integrated with Service 92 and discontinued.
|}

==Service 93==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=3|Paya Lebar Airport ↔ Labrador
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Labrador Ter under 1971 Bus Reorganisation.
|-
|rowspan=15|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1976'''
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|Labrador ↺ Airport Rd
|'''1981'''
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|rowspan=2|World Trade Ctr ↺ Airport Rd
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|'''1987'''
|'''12 August'''
|style='text-align:left'|Skips removed bus stop after Joan Rd along Lornie Rd.
|-
|rowspan=10|HarbourFront ↔ Eunos
|'''1993'''
|'''23 May'''
|style='text-align:left'|Extended to Eunos Int under TransitLink Network Integration Exercise Phase 13.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|{{TBC}}
|style='text-align:left'|First bus from HarbourFront Int brought forward to 0520 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''2007'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop before Paya Lebar Rd along Airport Rd to facilitate the construction of KPE.
|-
|{{TBC}}
|style='text-align:left'|First bus from HarbourFront Int brought forward to 0515 hrs on weekdays.
|-
|'''2009'''
|'''8 March'''
|style='text-align:left'|Skips a pair of bus stops outside and opposite Bartley Sec Sch with the realignment of the junction of Upp Paya Lebar Rd and Bartley Rd.
|-
|'''2012'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway towards HarbourFront Int.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|-
|'''2019'''
|'''23 June'''
|style='text-align:left'|Amended to ply northbound Lornie Highway towards Eunos Int.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-52-74-93-and-852 "Route amendment for Services 52, 74, 93 and 852"] SBS Transit, 10 June 2019</ref>
|}

==Service 93A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=3|Jln Ang Teng ↔ Jln Bt Merah
|'''1971'''
|'''25 April'''
|style='text-align:left'|Introduced between Jln Ang Teng Ter and Jln Bt Merah Ter.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

==Service 94==
===1st Generation (1971 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SGTC}}
|rowspan=9|Jln Kolam Ayer ↔ Ulu Pandan
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Jln Kolam Ayer Ter and Ulu Pandan Ter under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Amended to ply Tiong Bahru Rd and Tanglin Rd.
|-
|rowspan=2|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Ulu Pandan Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=12|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=3|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|{{TBC}}
|style='text-align:left'|Amended to ply Kallang Bahru, skipping Serangoon Rd/Bendemeer Rd.
|-
|Sims Pl ↔ Ulu Pandan
|'''13 December'''
|style='text-align:left'|Extended to Sims Pl Ter.
|-
|rowspan=6|Sims Pl ↺ Shenton Way
|'''1977'''
|'''17 October'''
|style='text-align:left'|Shortened to loop at Shenton Way from Sims Pl Ter with the introduction of Service 188.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Keppel Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|'''1982'''
|'''22 May'''
|style='text-align:left'|Amended to ply Aljunied Rd, MacPherson Rd, Bendemeer Rd and Geylang Bahru towards Shenton Way, skipping Jln Kolam Ayer and amended to ply Bendemeer Rd, Whampoa North, Serangoon Rd, MacPherson Rd and Aljunied Rd towards Sims Pl Ter.
|-
|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|'''1989'''
|'''11 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Eunos ↺ Airport Rd
|rowspan=2|'''1989'''
|'''5 November'''
|style='text-align:left'|Introduced between Eunos Ter and Airport Rd (Loop).
|-
|'''10 December'''
|style='text-align:left'|Amended to Eunos Int.
|-
|'''1993'''
|'''23 May'''
|style='text-align:left'|Converted to a day service on weekdays and Saturdays under TransitLink Network Integration Exercise Phase 13.
|-
|rowspan=4|{{Bus/D|94|note=Eunos ↺ Airport Rd}}{{Bus/D|94A|note=Eunos → Airport Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|94A|note=Introduced from Eunos Int to Airport Rd (RSAF Paya Lebar) during morning peak hours on weekdays and Saturdays.}}
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Defu Lane 12 along Airport Rd.
|-
|'''24 September'''
|style='text-align:left'|Skips removed bus stop outside KB Warehouse Cplx along Airport Rd.
|-
|'''2010'''
|'''28 June'''
|style='text-align:left'|{{DWAB}}
|}

==Service 95==
===1st Generation (1971 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|rowspan=4|Paya Lebar Airport ↺ Havelock Rd
|'''1971'''
|'''22 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Havelock Rd (Loop).
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=2|'''1973'''
|'''11 March'''
|style='text-align:left'|Amended to ply Hoot Kiam Rd towards Jln Ang Teng Ter with the conversion of Irwell Bank Rd to one-way traffic.
|-
|rowspan=10|{{SBS}}
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=4|Paya Lebar Airport ↔ Ulu Pandan
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Ulu Pandan Ter and amended to Lor 4 Toa Payoh, Toa Payoh Ctrl and Lor 2 Toa Payoh under 1974 Bus Rationalisation.
|-
|'''1976'''
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|'''1977'''
|'''19 June'''
|style='text-align:left'|Amended to ply Paterson Rd, Orchard Blvd and Grange Rd towards Ulu Pandan Ter with the full conversion of Orchard Rd to one-way traffic.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Thomson Flyover towards Ulu Pandan Ter, skipping Thomson Rd and a portion of Whitley Rd.
|-
|Paya Lebar Airport ↔ Clementi
|rowspan=2|'''1981'''
|'''15 June'''
|style='text-align:left'|Extended to Clementi Int.
|-
|rowspan=4|Clementi ↺ Airport Rd
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|'''1986'''
|'''16 November'''
|style='text-align:left'|Serves new staggered bus stop outside Thong Teck Bldg along Scotts Rd, skipping the bus stop outside Metro Orchard.
|-
|rowspan=2|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''13 March'''
|style='text-align:left'|Discontinued with the introduction of Service 105.
|}

===2nd Generation (since 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Buona Vista ↺ Lower Kent Ridge Rd
|'''1990'''
|'''15 January'''
|style='text-align:left'|Introduced between Buona Vista Ter and Lower Kent Ridge Rd (Loop), operating on weekdays and Saturdays only.
|-
|'''1993'''
|'''23 May'''
|style='text-align:left'|Amended to ply Holland Dr, Holland Ave and Commonwealth Ave towards Lower Kent Ridge Rd.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Extended to operate on Sundays and Public Holidays.
|-
|Buona Vista ↺ Kent Ridge
|rowspan=2|'''2001'''
|'''23 July'''
|style='text-align:left'|Extended to loop at Kent Ridge Ter.
|-
|{{Bus/D|95|note=Buona Vista ↺ Kent Ridge}}{{Bus/D|95A|PAST|note=Buona Vista → Lower Kent Ridge Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|95A|PAST|note=Introduced from Buona Vista Ter to Lower Kent Ridge Rd (NUH) during morning peak hours on weekdays.}}
|-
|{{Bus/D|95|note=Buona Vista ↺ Kent Ridge}}{{Bus/D|95A|PAST|note=Buona Vista → Lower Kent Ridge Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|95B|note=Introduced from Kent Ridge Ter to Nth Buona Vista Rd (Buona Vista Stn) during evening peak hours on weekdays.}}
|-
|{{Bus/D|95|note=Buona Vista ↺ Kent Ridge}}{{Bus/D|95A|PAST|note=Buona Vista → Lower Kent Ridge Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}{{Bus/D|95C|PAST|note=Buona Vista → Lower Kent Ridge Rd}}
|'''2005'''
|'''26 September'''
|style='text-align:left'|{{Bus/D|95C|PAST|note=Introduced from Buona Vista Ter to Lower Kent Ridge Rd (Kent Ridge Hall) during morning peak hours on weekdays.}}
|-
|rowspan=5|{{Bus/D|95|note=Kent Ridge ↺ Holland Rd}}{{Bus/D|95A|PAST|note=North Buona Vista Rd → Lower Kent Ridge Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}{{Bus/D|95C|PAST|note=North Buona Vista Rd → Lower Kent Ridge Rd}}{{Bus/D|95D|PAST|note=Kent Ridge → Holland Rd}}
|rowspan=4|'''2006'''
|rowspan=4|'''17 December'''
|style='text-align:left'|Amended to start from Kent Ridge Ter and loop at Holland Dr.
|-
|style='text-align:left'|{{Bus/D|95A|PAST|note=Shortened to start from Nth Buona Vista Rd (Opp Buona Vista Stn) with the route amendment of Service 95.}}
|-
|style='text-align:left'|{{Bus/D|95C|PAST|note=Shortened to start from Nth Buona Vista Rd (Opp Buona Vista Stn) with the route amendment of Service 95.}}
|-
|style='text-align:left'|{{Bus/D|95D|PAST|note=Introduced from Kent Ridge Ter to Holland Rd (Holland Village) during peak hours on weekdays and after the last bus of Service 95 daily.}}
|-
|rowspan=3|'''2010'''
|'''18 October'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{Bus/D|95|note=Kent Ridge ↺ Holland Rd}}{{Bus/D|95A|PAST|note=North Buona Vista Rd → Lower Kent Ridge Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}
|rowspan=2 {{TBC}}
|style='text-align:left'|{{Bus/D|95C|PAST|note=Discontinued.}}
|-
|style='text-align:left'|{{Bus/D|95D|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2011'''
|'''29 May'''
|style='text-align:left'|Serves new pair of bus stops outside Kent Ridge Stn along Lower Kent Ridge Rd.
|-
|rowspan=3|{{Bus/D|95|note=Kent Ridge ↺ Holland Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|95A|PAST|note=Discontinued.}}
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Serves relocated bus stop opposite Blk 21 along Holland Dr with the abolition of the bus stop outside Blk 17 along Nth Buona Vista Rd.
|}

==Service 96==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=6|Clementi ↺ Kent Ridge Cres
|'''1982'''
|'''16 August'''
|style='text-align:left'|Introduced between Clementi Int and Kent Ridge Cres (Loop), operating on Weekdays and Saturdays only.
|-
|'''1986'''
|'''1 June'''
|style='text-align:left'|Skips removed bus stop before Ayer Rajah Rd along Clementi Rd.
|-
|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''1990'''
|'''2 July'''
|style='text-align:left'|Extended to operate on Sundays and Public Holidays.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0700 hrs on Sundays and Public Holidays.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 2300 hrs on Sundays and Public Holidays.
|-
|rowspan=3|{{Bus/D|96|note=Clementi ↺ Kent Ridge Cres}}{{Bus/D|96A|note=Clementi → Kent Ridge Cres}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|96A|note=Introduced from Clementi Int to Kent Ridge Cres (NUS Raffles Hall) during morning peak hours on weekdays.}}
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|96|note=First bus brought forward to 0645 hrs on weekdays.}}
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|rowspan=4|{{Bus/D|96|note=Clementi ↺ Kent Ridge Cres}}{{Bus/D|96A|note=Clementi → Kent Ridge Cres}}{{Bus/D|96B|note=Clementi → Kent Ridge Cres → Commonwealth Ave West}}
|'''2007'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|96B|note=Introduced from Clementi Temp Int to Commonwealth Ave West (Clementi Stn) during evening peak hours on weekdays.}}
|-
|'''2011'''
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''2012'''
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|{{Bus/D|96|note=Clementi ↺ Kent Ridge Cres}}{{Bus/D|96A|note=Clementi → Kent Ridge Cres}}{{Bus/D|96B|note=Kent Ridge Cres → Commonwealth Ave West}}
|'''2021'''
|'''2 August'''
|style='text-align:left'|{{Bus/D|96B|note=Shortened to start from Kent Ridge Cres (NUS Fac of Design & Env).}}
|}

==Service 97==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=28|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Jurong East ↺ Connaught Dr
|rowspan=2|'''1983'''
|'''29 August'''
|style='text-align:left'|Introduced between Jurong East Ter and Connaught Dr (Loop) as a peak hour service on weekdays and Saturdays.
|-
|rowspan=5|Jurong East ↔ Hougang
|'''18 December'''
|style='text-align:left'|Integrated with Service 86, extended to Hougang Int and converted to full day service.
|-
|'''1985'''
|'''30 June'''
|style='text-align:left'|Amended to Jurong East Int.
|-
|rowspan=3|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|'''6 June'''
|style='text-align:left'|First bus from Hougang Int brought forward to 0545 hrs on Sundays and Public Holidays.
|-
|'''18 December'''
|style='text-align:left'|Integrated with Service 79 and amended to ply AYE and Alexandra Rd, skipping Clementi Rd and Pasir Panjang Rd.
|-
|Jurong East ↔ Hougang South
|rowspan=2|'''1994'''
|'''17 December'''
|style='text-align:left'|Hougang Int renamed to Hougang Sth Int.
|-
|rowspan=6|Jurong East ↔ Hougang Ctrl
|'''18 December'''
|style='text-align:left'|Extended to Hougang Ctrl Int.
|-
|'''1997'''
|'''24 August'''
|style='text-align:left'|Amended to ply Hougang Ave 10 & Hougang Ctrl, skipping Hougang Ave 4.
|-
|'''1998'''
|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|rowspan=3|'''1999'''
|rowspan=4 {{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|style='text-align:left'|Last bus from Jurong East Int extended to 2345 hrs daily.
|-
|style='text-align:left'|Serves additional bus stop outside Blk 512 along Hougang Ave 10.
|-
|rowspan=4|{{Bus/D|97|note=Jurong East ↔ Hougang Ctrl}}{{Bus/D|97A|PAST|note=Jurong East → Fullerton Rd}}
|'''2000'''
|style='text-align:left'|{{Bus/D|97A|PAST|note=Introduced from Jurong East Int to Fullerton Rd (Fullerton Sq) during morning peak hours on weekdays.}}
|-
|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|'''2002'''
|rowspan=2 {{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=3|{{Bus/D|97|note=Jurong East ↺ Temasek Ave}}{{Bus/D|97A|PAST|note=Jurong East → Raffles Ave}}
|rowspan=2|'''27 July'''
|style='text-align:left'|Shortened to loop at Temasek Ave from Jurong East Int under North East Line Rationalisation Phase 2.
|-
|style='text-align:left'|{{Bus/D|97A|PAST|note=Extended to terminate at Raffles Ave (Opp Marina Sq), operating after the last bus of Service 97 daily.}}
|-
|'''2005'''
|'''12 June'''
|style='text-align:left'|Serves new bus stop outside Science Pk along AYE.
|-
|rowspan=3|{{Bus/D|97|note=Jurong East ↺ Temasek Ave}}{{Bus/D|97A|PAST|note=Jurong East → Raffles Ave}}{{Bus/D|97B|PAST|note=Jurong East → Telok Blangah Rd}}
|rowspan=2|'''2006'''
|'''11 September'''
|style='text-align:left'|{{Bus/D|97B|PAST|note=Introduced from Jurong East Int to Telok Blangah Rd (HarbourFront Stn) during morning peak hours on weekdays.}}
|-
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|rowspan=9|Jurong East ↔ Marina Ctr
|rowspan=2|'''2010'''
|rowspan=2|'''26 April'''
|style='text-align:left'|Amended to Marina Ctr Ter via Bayfront, skipping Collyer Quay/Fullerton Rd and Esplanade Dr.
|-
|style='text-align:left'|{{Bus/D|97A|PAST|note=Discontinued.}}{{Bus/D|97B|PAST|note=Discontinued.}}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2012'''
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''1 December'''
|style='text-align:left'|Serves new bus stop outside Downtown Stn along Central Blvd.
|-
|rowspan=5|{{TTS}} '''(Current)'''
|'''2016'''
|'''12 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and amended to ply Jurong East St 12, skipping Jurong Gateway Rd, Jurong East Ctrl and Jurong Town Hall Rd.
|-
|'''2021'''
|'''27 February'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter.
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves relocated bus stop after Clementi Swim Cplx along AYE.
|-
|Tengah ↔ Marina Ctr
|'''2026'''
|'''8 March'''
|style='text-align:left'|Extended to Tengah Int from Jurong East Temp Int under LTA's Bus Connectivity Enhancement Programme (BCEP).
|}

==Service 98==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=14|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Jurong ↺ Jurong East Ctrl
|'''1984'''
|'''1 January'''
|style='text-align:left'|Introduced between Jurong Int and Jurong East Ctrl (Loop).
|-
|Jurong East ↺ Jurong
|'''1985'''
|'''30 June'''
|style='text-align:left'|Amended to start from Jurong East Int and loop at Jurong Int.
|-
|Jurong East ↺ Corporation Rd
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to loop at Jln Ahmad Ibrahim from Jurong East Int.
|-
|rowspan=2|Jurong East ↺ Jurong Pier Rd
|'''1991'''
|'''20 January'''
|style='text-align:left'|Integrated with Service 247, amended to ply Jurong West St 51 and Boon Lay Way and extended to loop at Jurong Pier Rd under TransitLink Network Integration Exercise Phase 2.
|-
|'''1995'''
|'''15 January'''
|style='text-align:left'|Alternate trips introduced during off peak hours daily, looping at Corporation Rd.
|-
|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Rd}}{{Bus/D|98A|PAST|note=Jurong East ↺ Corporation Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|Alternate trips during off peak hours re-numbered 98A.
|-
|rowspan=2|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Way}}{{Bus/D|98A|PAST|note=Jurong East ↺ Corporation Rd}}
|'''2003'''
|{{TBC}}
|style='text-align:left'|Amended to loop at Jurong Pier Way from Jurong East Int.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skipped removed bus stops outside Jurong Power Stn and after Jurong Pier Way along Jurong Pier Rd.
|-
|Jurong East ↺ Jurong Pier Way
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|98A|PAST|note=Renumbered Service 98M.}}
|-
|rowspan=2|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Way}}{{Bus/D|98A|note=Boon Lay Way → Corporation Rd}}
|rowspan=2|'''2011'''
|'''3 May'''
|style='text-align:left'|{{Bus/D|98A|note=Introduced from Boon Lay Way (Lakeside Stn) to Corporation Rd (Corporation Pl) during evening peak hours on weekdays.}}
|-
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=2|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Way}}{{Bus/D|98A|note=Boon Lay Way → Corporation Rd}}{{Bus/D|98B|note=Boon Lay Way → Jurong Pier Way}}
|rowspan=2|'''2012'''
|'''16 April'''
|style='text-align:left'|{{Bus/D|98B|note=Introduced from Boon Lay Way (Lakeside Stn) to Jurong Pier Way (Jurong Island Checkpt) during morning peak hours on weekdays.}}
|-
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Way}}{{Bus/D|98A|note=Boon Lay Way → Corporation Rd}}{{Bus/D|98B|note=Jurong West Ave 1 → Jurong Pier Way}}
|'''2013'''
|'''2 January'''
|style='text-align:left'|{{Bus/D|98B|note=Extended to start from Jurong West Ave 1 (Blk 490).}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 98M==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}}
|rowspan=5|Jurong East ↺ Corporation Rd
|'''2008'''
|'''28 January'''
|style='text-align:left'|Converted from Short-Trip 98A as a service between Jurong East Int and Jln Ahmad Ibrahim (Loop) as an alternate route of Service 98 during off peak hours daily.
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2012'''
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 99==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Jurong East ↺ Boon Lay Dr
|rowspan=2|'''1985'''
|'''16 June'''
|style='text-align:left'|Introduced between Jurong East Ter and Boon Lay Dr (Loop).
|-
|'''30 June'''
|style='text-align:left'|Amended to Jurong East Int.
|-
|rowspan=9|Clementi ↺ Jurong West St 91
|rowspan=2|'''1988'''
|'''13 March'''
|style='text-align:left'|Extended to start from Clementi Int and extended to loop at Jurong West St 91.
|-
|'''24 April'''
|style='text-align:left'|Serves new pair of bus stops before and after Upp Jurong Rd along Pioneer Rd Nth.
|-
|'''1989'''
|{{TBC}}
|style='text-align:left'|Amended to ply Boon Lay Ave (towards Jurong West St 91), skipping Boon Lay Dr, Boon Lay Way and Jln Boon Lay.
|-
|'''1991'''
|'''19 May'''
|style='text-align:left'|Amended to ply Jurong West Ave 5 and Jurong West St 72, skipping Pioneer Rd Nth.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Blk 673C along Jurong West Ave 4.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|'''2007'''
|'''15 July'''
|style='text-align:left'|Serves new bus stop outside Blk 207 along Boon Lay Pl.
|-
|rowspan=2|'''2011'''
|'''27 June'''
|style='text-align:left'|{{DWAB}}<ref>[//web.archive.org/web/20110626135035/http://www.sbstransit.com.sg/download/8th_wave_270611.pdf "From Monday, 27 June 2011 Nine more Wheelchair Accessible Bus Services will be launched"] SBS Transit, 9 June 2011. Archived 26 June 2011.</ref>
|-
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|Clementi ↔ Joo Koon
|'''2015'''
|'''21 November'''
|style='text-align:left'|Extended to Joo Koon Integrated Transport Hub, skipping Jurong West St 92.<ref>[//www.sbstransit.com.sg/news/bus-services-from-the-new-joo-koon-bus-interchange "Bus services from the new Joo Koon Bus Interchange"] SBS Transit, 21 October 2015</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:Tower Transit Singapore]]

History of Services 90 - 99

2026-04-24T11:44:01Z

Singapore Buses: /* 2nd Generation (since 1997) */

==Service 90==
===1st Generation (1971 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABC}}
|Paya Lebar Airport ↔ Henderson Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Jln Bt Merah Ter under 1971 Bus Reorganisation.
|-
|rowspan=8|Paya Lebar Airport ↔ Commonwealth Ave
|'''14 September'''
|style='text-align:left'|Extended to Commonwealth Ave Ter.
|-
|rowspan=14|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply MacPherson Rd and Aljunied Rd under 1974 Bus Rationalisation, skipping Paya Lebar Rd.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Paya Lebar Airport Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''1976'''
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|rowspan=2|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|Commonwealth Ave ↺ Airport Rd
|'''1981'''
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|rowspan=6|Buona Vista ↺ Airport Rd
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|rowspan=3|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Airport Rd to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1989'''
|'''5 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|Toa Payoh ↺ Airport Rd
|'''1993'''
|'''23 May'''
|style='text-align:left'|Introduced between Toa Payoh Int and Airport Rd (Loop) under TransitLink Network Integration Exercise Phase 13.
|-
|'''1994'''
|'''5 March'''
|style='text-align:left'|Amended to ply Kim Keat Lk and Lor 6 Toa Payoh towards Toa Payoh Int.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|rowspan=8|{{Bus/D|90|note=Toa Payoh ↺ Airport Rd}}{{Bus/D|90A|note=Toa Payoh → Airport Rd}}
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|90A|note=Introduced from Toa Payoh Temp Int to Airport Rd (RSAF Paya Lebar) during morning peak hours on weekdays and Saturdays.}}
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|'''2005'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|90A|note=Extended to terminate at Airport Rd (KB Warehouse Cplx).}}
|-
|'''2007'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop before Paya Lebar Rd along Airport Rd to facilitate the construction of KPE.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Defu Lane 12 along Airport Rd.
|-
|'''24 September'''
|style='text-align:left'|Skips removed bus stop outside KB Warehouse Cplx along Airport Rd.
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Amended to skip Bendemeer Rd, Whampoa Nth and Serangoon Rd towards Toa Payoh Int with the permanent closure of Whampoa North.
|-
|'''2013'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|}

==Service 91==
===1st Generation (1971 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=11|Paya Lebar Airport ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|{{UBC}}
|'''6 December'''
|style='text-align:left'|Operations transferred to United Bus Company.
|-
|rowspan=12|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Paya Lebar Rd, Tg Katong Rd, Dunman Rd, Old Airport Rd and Mountbatten Rd under 1974 Bus Rationalisation, skipping MacPherson Rd and Aljunied Rd.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=4|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Sims Ave/Geylang Rd and the extended Tg Katong Rd, skipping Guillemard Rd.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|Prince Edward ↺ Airport Rd
|rowspan=2|'''1981'''
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|rowspan=2|Lor 1 Geylang ↺ Airport Rd
|'''5 July'''
|style='text-align:left'|Shortened to Geylang Fringe Car Pk.
|-
|'''1989'''
|'''5 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1995)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=8|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Buona Vista ↺ Ayer Rajah Cres
|'''1995'''
|'''13 February'''
|style='text-align:left'|Introduced between Buona Vista Ter and Ayer Rajah Cres (Loop), operating on weekdays and Saturdays only.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus revised to 0630 hrs. Last bus extended to 2000 hrs.
|-
|'''1999'''
|'''17 July'''
|style='text-align:left'|Last bus brought forward to 1800 hrs on Saturdays.
|-
|rowspan=2|{{Bus/D|91|note=Buona Vista ↺ Ayer Rajah Cres}}{{Bus/D|91A|PAST|note=Buona Vista → Ayer Rajah Cres}}
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|91A|PAST|note=Introduced from Buona Vista Ter to Ayer Rajah Cres (Ayer Rajah Bus Pk) during morning peak hours on weekdays.}}
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|Serves merged bus stop opposite Buona Vista Stn along Nth Buona Vista Rd with the closure of the staggered bus stop.
|-
|rowspan=3|Buona Vista ↺ Ayer Rajah Cres
|rowspan=2|'''2012'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|91A|PAST|note=Discontinued.}}
|-
|'''9 April'''
|style='text-align:left'|Skips removed bus stop outside Basement Food Court along Ayer Rajah Cres.
|-
|'''2014'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-six-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Six New Wheelchair-accessible Bus Services"] SBS Transit, 26 November 2014</ref>
|}

==Service 92==
===1st Generation (1971 - 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|rowspan=4|Paya Lebar Airport ↔ Jln Bt Merah
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Gagak Selari Barat Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Gagak Selari Barat Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|'''1973'''
|'''11 March'''
|style='text-align:left'|Amended to ply Hoot Kiam Rd towards Jln Ang Teng Ter with the conversion of Irwell Bank Rd to one-way road.
|-
|rowspan=13|{{SBS}}
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=5|Paya Lebar Airport ↔ Alexandra Hosp
|rowspan=4|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Alexandra Rd (Alexandra Hosp) Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Blvd towards Alexandra Rd (Alexandra Hosp) Ter with the conversion of Orchard Rd to one-way road.
|-
|rowspan=2|'''1 October'''
|style='text-align:left'|Serves new bus stop outside Nan Hwa Girls' High Sch along Bencoolen St.
|-
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|'''1976'''
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|Alexandra Hosp ↺ Airport Rd
|'''1981'''
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|Jln Ang Teng ↺ Depot Rd
|'''1984'''
|{{TBC}}
|style='text-align:left'|Amended to start from Jln Ang Teng and loop at Depot Rd.
|-
|rowspan=5|Clementi ↺ Airport Rd
|'''1985'''
|'''28 April'''
|style='text-align:left'|Integrated with Service 185 and extended to Clementi Int.
|-
|rowspan=2|'''1988'''
|'''11 January'''
|style='text-align:left'|Serves merged bus stop along Ayer Rajah Rd.
|-
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|'''1993'''
|'''23 May'''
|style='text-align:left'|Integrated with Service 14 and discontinued under TransitLink Network Integration Exercise Phase 13.
|}

===2nd Generation (since 1997)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=20|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Science Pk Dr ↺ Mt Sinai Dr
|'''1997'''
|'''1 December'''
|style='text-align:left'|Re-numbered from Service M1 as a service between Science Pk Dr (Blk 85) and Mt Sinai Dr (Loop).
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 2100 hrs on weekdays.
|-
|rowspan=2|{{Bus/D|92|note=Science Pk Dr ↺ Mt Sinai Dr}}{{Bus/D|92A|PAST|note=Science Park Dr → Ghim Moh Rd}}
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|92A|PAST|note=Introduced from Science Pk Dr (Blk 85) to Ghim Moh Rd (Blk 13) during evening peak hours and after the last bus of Service 92 on weekdays.}}
|-
|'''2005'''
|'''15 January'''
|style='text-align:left'|Serves new bus stop between Hse Nos. 33 and 35 along Mt Sinai Dr.
|-
|rowspan=2|{{Bus/D|92|note=Ghim Moh ↺ Science Pk Dr}}{{Bus/D|92A|PAST|note=Science Park Dr → Ghim Moh Rd}}{{Bus/D|92B|PAST|note=Ghim Moh → Science Park Dr}}
|rowspan=2|'''2007'''
|rowspan=2|'''26 November'''
|style='text-align:left'|Amended to start from Ghim Moh Ter and loop at Science Pk Dr/Mt Sinai Dr.
|-
|style='text-align:left'|{{Bus/D|92B|PAST|note=Introduced from Ghim Moh Ter to Science Pk Dr (Blk 85) during peak hours and after the last bus of Service 92 on weekdays and Saturdays.}}
|-
|rowspan=7|{{Bus/D|92|note=Ghim Moh ↺ Science Pk Dr}}{{Bus/D|92A|PAST|note=Ghim Moh → Science Park Dr → Ghim Moh Rd}}{{Bus/D|92B|PAST|note=Ghim Moh → Science Park Dr}}
|'''2012'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|92A|PAST|note=Extended to start from Ghim Moh Ter.}}
|-
|rowspan=2|'''2014'''
|'''28 September'''
|style='text-align:left'|Serves 3 new bus stops outside Blk 85 and outside and opposite The Rutherford along Science Pk Dr.
|-
|'''29 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2016'''
|rowspan=2|'''19 December'''
|style='text-align:left'|{{Bus/D|92|note=Last bus extended to 2035 hrs on weekdays and 2036 hrs on Saturdays.}}
|-
|style='text-align:left'|{{Bus/D|92B|PAST|note=Last bus extended to 2120 hrs on weekdays and 2123 hrs on Saturdays.}}
|-
|'''2017'''
|'''26 December'''
|style='text-align:left'|{{Bus/D|92B|PAST|note=Shortened to terminate at Science Pk Dr (The Rutherford).}}
|-
|rowspan=4|'''2023'''
|'''10 September'''
|style='text-align:left'|Serves new bus stop opposite Ghim Moh Ter along Ghim Moh Rd.
|-
|rowspan=3|Ghim Moh ↺ Science Pk Dr
|rowspan=3|'''27 November'''
|style='text-align:left'|{{Bus/D|92A|PAST|note=Discontinued.}}
|-
|style='text-align:left'|{{Bus/D|92B|PAST|note=Discontinued with the launch of terminating trips for Service 92.}}
|-
|style='text-align:left'|Terminating Trip 92T introduced for trips that terminate at Ghim Moh Terminal, operating after the last bus of Service 92 daily.
|-
|rowspan=2|{{Bus/D|92|note=Ghim Moh ↺ Science Pk Dr}}{{Bus/D|92A|note=North Buona Vista Rd → Science Park Dr}}
|rowspan=2|'''2024'''
|rowspan=2|'''25 August'''
|style='text-align:left'|{{Bus/D|92|note=Integrated with Service 92M and enhanced to operate on Sundays and Public Holidays.}}
|-
|style='text-align:left'|{{Bus/D|92A|note=Introduced as a short-trip service from Nth Buona Vista Rd (Buona Vista Stn Exit D) to Science Pk Dr (Opp Normanton Pk), operating after the last bus of Service 92 daily. {{LWAB}}}}
|-
|rowspan=2|{{Bus/D|92|note=Ghim Moh ↺ Science Pk Dr}}{{Bus/D|92A|note=North Buona Vista Rd → Science Park Dr}}{{Bus/D|92B|note=South Buona Vista Rd ↺ Science Pk Dr}}
|'''2025'''
|'''24 March'''
|style='text-align:left'|{{Bus/D|92B|note=Introduced between South Buona Vista Rd (Kent Ridge Stn Exit B) and Science Pk Dr (loop) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2026'''
|'''27 April'''
|style='text-align:left'|{{Bus/D|92|note=First bus timing on weekdays at Opp R’ford/Normanton Pk brought forward from 06:35 to 06:05.}}
|}

==Service 92M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBST}}
|rowspan=4|Ghim Moh ↺ Nth Buona Vista Rd
|'''2015'''
|'''30 August'''
|style='text-align:left'|Introduced between Ghim Moh Ter and Nth Buona Vista Rd (Loop), operating on Sundays and Public Holidays only. {{LWAB}}
|-
|'''2017'''
|'''9 July'''
|style='text-align:left'|Last bus extended to 2005 hrs, with special departures operating between Ghim Moh Ter and Nth Buona Vista Rd (Buona Vista Stn Exit D) until 2043 hrs.
|-
|'''2023'''
|'''10 September'''
|style='text-align:left'|Serves new bus stop opposite Ghim Moh Ter along Ghim Moh Rd.
|-
|'''2024'''
|'''25 August'''
|style='text-align:left'|Integrated with Service 92 and discontinued.
|}

==Service 93==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=3|Paya Lebar Airport ↔ Labrador
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Labrador Ter under 1971 Bus Reorganisation.
|-
|rowspan=15|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1976'''
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|Labrador ↺ Airport Rd
|'''1981'''
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|rowspan=2|World Trade Ctr ↺ Airport Rd
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|'''1987'''
|'''12 August'''
|style='text-align:left'|Skips removed bus stop after Joan Rd along Lornie Rd.
|-
|rowspan=10|HarbourFront ↔ Eunos
|'''1993'''
|'''23 May'''
|style='text-align:left'|Extended to Eunos Int under TransitLink Network Integration Exercise Phase 13.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|{{TBC}}
|style='text-align:left'|First bus from HarbourFront Int brought forward to 0520 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''2007'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop before Paya Lebar Rd along Airport Rd to facilitate the construction of KPE.
|-
|{{TBC}}
|style='text-align:left'|First bus from HarbourFront Int brought forward to 0515 hrs on weekdays.
|-
|'''2009'''
|'''8 March'''
|style='text-align:left'|Skips a pair of bus stops outside and opposite Bartley Sec Sch with the realignment of the junction of Upp Paya Lebar Rd and Bartley Rd.
|-
|'''2012'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway towards HarbourFront Int.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|-
|'''2019'''
|'''23 June'''
|style='text-align:left'|Amended to ply northbound Lornie Highway towards Eunos Int.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-52-74-93-and-852 "Route amendment for Services 52, 74, 93 and 852"] SBS Transit, 10 June 2019</ref>
|}

==Service 93A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=3|Jln Ang Teng ↔ Jln Bt Merah
|'''1971'''
|'''25 April'''
|style='text-align:left'|Introduced between Jln Ang Teng Ter and Jln Bt Merah Ter.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

==Service 94==
===1st Generation (1971 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SGTC}}
|rowspan=9|Jln Kolam Ayer ↔ Ulu Pandan
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Jln Kolam Ayer Ter and Ulu Pandan Ter under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Amended to ply Tiong Bahru Rd and Tanglin Rd.
|-
|rowspan=2|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Ulu Pandan Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=12|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=3|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|{{TBC}}
|style='text-align:left'|Amended to ply Kallang Bahru, skipping Serangoon Rd/Bendemeer Rd.
|-
|Sims Pl ↔ Ulu Pandan
|'''13 December'''
|style='text-align:left'|Extended to Sims Pl Ter.
|-
|rowspan=6|Sims Pl ↺ Shenton Way
|'''1977'''
|'''17 October'''
|style='text-align:left'|Shortened to loop at Shenton Way from Sims Pl Ter with the introduction of Service 188.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Keppel Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|'''1982'''
|'''22 May'''
|style='text-align:left'|Amended to ply Aljunied Rd, MacPherson Rd, Bendemeer Rd and Geylang Bahru towards Shenton Way, skipping Jln Kolam Ayer and amended to ply Bendemeer Rd, Whampoa North, Serangoon Rd, MacPherson Rd and Aljunied Rd towards Sims Pl Ter.
|-
|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|'''1989'''
|'''11 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Eunos ↺ Airport Rd
|rowspan=2|'''1989'''
|'''5 November'''
|style='text-align:left'|Introduced between Eunos Ter and Airport Rd (Loop).
|-
|'''10 December'''
|style='text-align:left'|Amended to Eunos Int.
|-
|'''1993'''
|'''23 May'''
|style='text-align:left'|Converted to a day service on weekdays and Saturdays under TransitLink Network Integration Exercise Phase 13.
|-
|rowspan=4|{{Bus/D|94|note=Eunos ↺ Airport Rd}}{{Bus/D|94A|note=Eunos → Airport Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|94A|note=Introduced from Eunos Int to Airport Rd (RSAF Paya Lebar) during morning peak hours on weekdays and Saturdays.}}
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Defu Lane 12 along Airport Rd.
|-
|'''24 September'''
|style='text-align:left'|Skips removed bus stop outside KB Warehouse Cplx along Airport Rd.
|-
|'''2010'''
|'''28 June'''
|style='text-align:left'|{{DWAB}}
|}

==Service 95==
===1st Generation (1971 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|rowspan=4|Paya Lebar Airport ↺ Havelock Rd
|'''1971'''
|'''22 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Havelock Rd (Loop).
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=2|'''1973'''
|'''11 March'''
|style='text-align:left'|Amended to ply Hoot Kiam Rd towards Jln Ang Teng Ter with the conversion of Irwell Bank Rd to one-way traffic.
|-
|rowspan=10|{{SBS}}
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=4|Paya Lebar Airport ↔ Ulu Pandan
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Ulu Pandan Ter and amended to Lor 4 Toa Payoh, Toa Payoh Ctrl and Lor 2 Toa Payoh under 1974 Bus Rationalisation.
|-
|'''1976'''
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|'''1977'''
|'''19 June'''
|style='text-align:left'|Amended to ply Paterson Rd, Orchard Blvd and Grange Rd towards Ulu Pandan Ter with the full conversion of Orchard Rd to one-way traffic.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Thomson Flyover towards Ulu Pandan Ter, skipping Thomson Rd and a portion of Whitley Rd.
|-
|Paya Lebar Airport ↔ Clementi
|rowspan=2|'''1981'''
|'''15 June'''
|style='text-align:left'|Extended to Clementi Int.
|-
|rowspan=4|Clementi ↺ Airport Rd
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|'''1986'''
|'''16 November'''
|style='text-align:left'|Serves new staggered bus stop outside Thong Teck Bldg along Scotts Rd, skipping the bus stop outside Metro Orchard.
|-
|rowspan=2|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''13 March'''
|style='text-align:left'|Discontinued with the introduction of Service 105.
|}

===2nd Generation (since 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Buona Vista ↺ Lower Kent Ridge Rd
|'''1990'''
|'''15 January'''
|style='text-align:left'|Introduced between Buona Vista Ter and Lower Kent Ridge Rd (Loop), operating on weekdays and Saturdays only.
|-
|'''1993'''
|'''23 May'''
|style='text-align:left'|Amended to ply Holland Dr, Holland Ave and Commonwealth Ave towards Lower Kent Ridge Rd.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Extended to operate on Sundays and Public Holidays.
|-
|Buona Vista ↺ Kent Ridge
|rowspan=2|'''2001'''
|'''23 July'''
|style='text-align:left'|Extended to loop at Kent Ridge Ter.
|-
|{{Bus/D|95|note=Buona Vista ↺ Kent Ridge}}{{Bus/D|95A|PAST|note=Buona Vista → Lower Kent Ridge Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|95A|PAST|note=Introduced from Buona Vista Ter to Lower Kent Ridge Rd (NUH) during morning peak hours on weekdays.}}
|-
|{{Bus/D|95|note=Buona Vista ↺ Kent Ridge}}{{Bus/D|95A|PAST|note=Buona Vista → Lower Kent Ridge Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|95B|note=Introduced from Kent Ridge Ter to Nth Buona Vista Rd (Buona Vista Stn) during evening peak hours on weekdays.}}
|-
|{{Bus/D|95|note=Buona Vista ↺ Kent Ridge}}{{Bus/D|95A|PAST|note=Buona Vista → Lower Kent Ridge Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}{{Bus/D|95C|PAST|note=Buona Vista → Lower Kent Ridge Rd}}
|'''2005'''
|'''26 September'''
|style='text-align:left'|{{Bus/D|95C|PAST|note=Introduced from Buona Vista Ter to Lower Kent Ridge Rd (Kent Ridge Hall) during morning peak hours on weekdays.}}
|-
|rowspan=5|{{Bus/D|95|note=Kent Ridge ↺ Holland Rd}}{{Bus/D|95A|PAST|note=North Buona Vista Rd → Lower Kent Ridge Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}{{Bus/D|95C|PAST|note=North Buona Vista Rd → Lower Kent Ridge Rd}}{{Bus/D|95D|PAST|note=Kent Ridge → Holland Rd}}
|rowspan=4|'''2006'''
|rowspan=4|'''17 December'''
|style='text-align:left'|Amended to start from Kent Ridge Ter and loop at Holland Dr.
|-
|style='text-align:left'|{{Bus/D|95A|PAST|note=Shortened to start from Nth Buona Vista Rd (Opp Buona Vista Stn) with the route amendment of Service 95.}}
|-
|style='text-align:left'|{{Bus/D|95C|PAST|note=Shortened to start from Nth Buona Vista Rd (Opp Buona Vista Stn) with the route amendment of Service 95.}}
|-
|style='text-align:left'|{{Bus/D|95D|PAST|note=Introduced from Kent Ridge Ter to Holland Rd (Holland Village) during peak hours on weekdays and after the last bus of Service 95 daily.}}
|-
|rowspan=3|'''2010'''
|'''18 October'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{Bus/D|95|note=Kent Ridge ↺ Holland Rd}}{{Bus/D|95A|PAST|note=North Buona Vista Rd → Lower Kent Ridge Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}
|rowspan=2 {{TBC}}
|style='text-align:left'|{{Bus/D|95C|PAST|note=Discontinued.}}
|-
|style='text-align:left'|{{Bus/D|95D|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2011'''
|'''29 May'''
|style='text-align:left'|Serves new pair of bus stops outside Kent Ridge Stn along Lower Kent Ridge Rd.
|-
|rowspan=3|{{Bus/D|95|note=Kent Ridge ↺ Holland Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|95A|PAST|note=Discontinued.}}
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Serves relocated bus stop opposite Blk 21 along Holland Dr with the abolition of the bus stop outside Blk 17 along Nth Buona Vista Rd.
|}

==Service 96==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=6|Clementi ↺ Kent Ridge Cres
|'''1982'''
|'''16 August'''
|style='text-align:left'|Introduced between Clementi Int and Kent Ridge Cres (Loop), operating on Weekdays and Saturdays only.
|-
|'''1986'''
|'''1 June'''
|style='text-align:left'|Skips removed bus stop before Ayer Rajah Rd along Clementi Rd.
|-
|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''1990'''
|'''2 July'''
|style='text-align:left'|Extended to operate on Sundays and Public Holidays.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0700 hrs on Sundays and Public Holidays.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 2300 hrs on Sundays and Public Holidays.
|-
|rowspan=3|{{Bus/D|96|note=Clementi ↺ Kent Ridge Cres}}{{Bus/D|96A|note=Clementi → Kent Ridge Cres}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|96A|note=Introduced from Clementi Int to Kent Ridge Cres (NUS Raffles Hall) during morning peak hours on weekdays.}}
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|96|note=First bus brought forward to 0645 hrs on weekdays.}}
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|rowspan=4|{{Bus/D|96|note=Clementi ↺ Kent Ridge Cres}}{{Bus/D|96A|note=Clementi → Kent Ridge Cres}}{{Bus/D|96B|note=Clementi → Kent Ridge Cres → Commonwealth Ave West}}
|'''2007'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|96B|note=Introduced from Clementi Temp Int to Commonwealth Ave West (Clementi Stn) during evening peak hours on weekdays.}}
|-
|'''2011'''
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''2012'''
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|{{Bus/D|96|note=Clementi ↺ Kent Ridge Cres}}{{Bus/D|96A|note=Clementi → Kent Ridge Cres}}{{Bus/D|96B|note=Kent Ridge Cres → Commonwealth Ave West}}
|'''2021'''
|'''2 August'''
|style='text-align:left'|{{Bus/D|96B|note=Shortened to start from Kent Ridge Cres (NUS Fac of Design & Env).}}
|}

==Service 97==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=28|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Jurong East ↺ Connaught Dr
|rowspan=2|'''1983'''
|'''29 August'''
|style='text-align:left'|Introduced between Jurong East Ter and Connaught Dr (Loop) as a peak hour service on weekdays and Saturdays.
|-
|rowspan=5|Jurong East ↔ Hougang
|'''18 December'''
|style='text-align:left'|Integrated with Service 86, extended to Hougang Int and converted to full day service.
|-
|'''1985'''
|'''30 June'''
|style='text-align:left'|Amended to Jurong East Int.
|-
|rowspan=3|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|'''6 June'''
|style='text-align:left'|First bus from Hougang Int brought forward to 0545 hrs on Sundays and Public Holidays.
|-
|'''18 December'''
|style='text-align:left'|Integrated with Service 79 and amended to ply AYE and Alexandra Rd, skipping Clementi Rd and Pasir Panjang Rd.
|-
|Jurong East ↔ Hougang South
|rowspan=2|'''1994'''
|'''17 December'''
|style='text-align:left'|Hougang Int renamed to Hougang Sth Int.
|-
|rowspan=6|Jurong East ↔ Hougang Ctrl
|'''18 December'''
|style='text-align:left'|Extended to Hougang Ctrl Int.
|-
|'''1997'''
|'''24 August'''
|style='text-align:left'|Amended to ply Hougang Ave 10 & Hougang Ctrl, skipping Hougang Ave 4.
|-
|'''1998'''
|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|rowspan=3|'''1999'''
|rowspan=4 {{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|style='text-align:left'|Last bus from Jurong East Int extended to 2345 hrs daily.
|-
|style='text-align:left'|Serves additional bus stop outside Blk 512 along Hougang Ave 10.
|-
|rowspan=4|{{Bus/D|97|note=Jurong East ↔ Hougang Ctrl}}{{Bus/D|97A|PAST|note=Jurong East → Fullerton Rd}}
|'''2000'''
|style='text-align:left'|{{Bus/D|97A|PAST|note=Introduced from Jurong East Int to Fullerton Rd (Fullerton Sq) during morning peak hours on weekdays.}}
|-
|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|'''2002'''
|rowspan=2 {{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=3|{{Bus/D|97|note=Jurong East ↺ Temasek Ave}}{{Bus/D|97A|PAST|note=Jurong East → Raffles Ave}}
|rowspan=2|'''27 July'''
|style='text-align:left'|Shortened to loop at Temasek Ave from Jurong East Int under North East Line Rationalisation Phase 2.
|-
|style='text-align:left'|{{Bus/D|97A|PAST|note=Extended to terminate at Raffles Ave (Opp Marina Sq), operating after the last bus of Service 97 daily.}}
|-
|'''2005'''
|'''12 June'''
|style='text-align:left'|Serves new bus stop outside Science Pk along AYE.
|-
|rowspan=3|{{Bus/D|97|note=Jurong East ↺ Temasek Ave}}{{Bus/D|97A|PAST|note=Jurong East → Raffles Ave}}{{Bus/D|97B|PAST|note=Jurong East → Telok Blangah Rd}}
|rowspan=2|'''2006'''
|'''11 September'''
|style='text-align:left'|{{Bus/D|97B|PAST|note=Introduced from Jurong East Int to Telok Blangah Rd (HarbourFront Stn) during morning peak hours on weekdays.}}
|-
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|rowspan=9|Jurong East ↔ Marina Ctr
|rowspan=2|'''2010'''
|rowspan=2|'''26 April'''
|style='text-align:left'|Amended to Marina Ctr Ter via Bayfront, skipping Collyer Quay/Fullerton Rd and Esplanade Dr.
|-
|style='text-align:left'|{{Bus/D|97A|PAST|note=Discontinued.}}{{Bus/D|97B|PAST|note=Discontinued.}}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2012'''
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''1 December'''
|style='text-align:left'|Serves new bus stop outside Downtown Stn along Central Blvd.
|-
|rowspan=5|{{TTS}} '''(Current)'''
|'''2016'''
|'''12 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and amended to ply Jurong East St 12, skipping Jurong Gateway Rd, Jurong East Ctrl and Jurong Town Hall Rd.
|-
|'''2021'''
|'''27 February'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter.
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves relocated bus stop after Clementi Swim Cplx along AYE.
|-
|Tengah ↔ Marina Ctr
|'''2026'''
|'''8 March'''
|style='text-align:left'|Extended to Tengah Int from Jurong East Temp Int under LTA's Bus Connectivity Enhancement Programme (BCEP).
|}

==Service 98==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=14|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Jurong ↺ Jurong East Ctrl
|'''1984'''
|'''1 January'''
|style='text-align:left'|Introduced between Jurong Int and Jurong East Ctrl (Loop).
|-
|Jurong East ↺ Jurong
|'''1985'''
|'''30 June'''
|style='text-align:left'|Amended to start from Jurong East Int and loop at Jurong Int.
|-
|Jurong East ↺ Corporation Rd
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to loop at Jln Ahmad Ibrahim from Jurong East Int.
|-
|rowspan=2|Jurong East ↺ Jurong Pier Rd
|'''1991'''
|'''20 January'''
|style='text-align:left'|Integrated with Service 247, amended to ply Jurong West St 51 and Boon Lay Way and extended to loop at Jurong Pier Rd under TransitLink Network Integration Exercise Phase 2.
|-
|'''1995'''
|'''15 January'''
|style='text-align:left'|Alternate trips introduced during off peak hours daily, looping at Corporation Rd.
|-
|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Rd}}{{Bus/D|98A|PAST|note=Jurong East ↺ Corporation Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|Alternate trips during off peak hours re-numbered 98A.
|-
|rowspan=2|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Way}}{{Bus/D|98A|PAST|note=Jurong East ↺ Corporation Rd}}
|'''2003'''
|{{TBC}}
|style='text-align:left'|Amended to loop at Jurong Pier Way from Jurong East Int.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skipped removed bus stops outside Jurong Power Stn and after Jurong Pier Way along Jurong Pier Rd.
|-
|Jurong East ↺ Jurong Pier Way
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|98A|PAST|note=Renumbered Service 98M.}}
|-
|rowspan=2|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Way}}{{Bus/D|98A|note=Boon Lay Way → Corporation Rd}}
|rowspan=2|'''2011'''
|'''3 May'''
|style='text-align:left'|{{Bus/D|98A|note=Introduced from Boon Lay Way (Lakeside Stn) to Corporation Rd (Corporation Pl) during evening peak hours on weekdays.}}
|-
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=2|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Way}}{{Bus/D|98A|note=Boon Lay Way → Corporation Rd}}{{Bus/D|98B|note=Boon Lay Way → Jurong Pier Way}}
|rowspan=2|'''2012'''
|'''16 April'''
|style='text-align:left'|{{Bus/D|98B|note=Introduced from Boon Lay Way (Lakeside Stn) to Jurong Pier Way (Jurong Island Checkpt) during morning peak hours on weekdays.}}
|-
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Way}}{{Bus/D|98A|note=Boon Lay Way → Corporation Rd}}{{Bus/D|98B|note=Jurong West Ave 1 → Jurong Pier Way}}
|'''2013'''
|'''2 January'''
|style='text-align:left'|{{Bus/D|98B|note=Extended to start from Jurong West Ave 1 (Blk 490).}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 98M==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}}
|rowspan=5|Jurong East ↺ Corporation Rd
|'''2008'''
|'''28 January'''
|style='text-align:left'|Converted from Short-Trip 98A as a service between Jurong East Int and Jln Ahmad Ibrahim (Loop) as an alternate route of Service 98 during off peak hours daily.
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2012'''
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 99==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Jurong East ↺ Boon Lay Dr
|rowspan=2|'''1985'''
|'''16 June'''
|style='text-align:left'|Introduced between Jurong East Ter and Boon Lay Dr (Loop).
|-
|'''30 June'''
|style='text-align:left'|Amended to Jurong East Int.
|-
|rowspan=9|Clementi ↺ Jurong West St 91
|rowspan=2|'''1988'''
|'''13 March'''
|style='text-align:left'|Extended to start from Clementi Int and extended to loop at Jurong West St 91.
|-
|'''24 April'''
|style='text-align:left'|Serves new pair of bus stops before and after Upp Jurong Rd along Pioneer Rd Nth.
|-
|'''1989'''
|{{TBC}}
|style='text-align:left'|Amended to ply Boon Lay Ave (towards Jurong West St 91), skipping Boon Lay Dr, Boon Lay Way and Jln Boon Lay.
|-
|'''1991'''
|'''19 May'''
|style='text-align:left'|Amended to ply Jurong West Ave 5 and Jurong West St 72, skipping Pioneer Rd Nth.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Blk 673C along Jurong West Ave 4.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|'''2007'''
|'''15 July'''
|style='text-align:left'|Serves new bus stop outside Blk 207 along Boon Lay Pl.
|-
|rowspan=2|'''2011'''
|'''27 June'''
|style='text-align:left'|{{DWAB}}<ref>[//web.archive.org/web/20110626135035/http://www.sbstransit.com.sg/download/8th_wave_270611.pdf "From Monday, 27 June 2011 Nine more Wheelchair Accessible Bus Services will be launched"] SBS Transit, 9 June 2011. Archived 26 June 2011.</ref>
|-
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|Clementi ↔ Joo Koon
|'''2015'''
|'''21 November'''
|style='text-align:left'|Extended to Joo Koon Integrated Transport Hub, skipping Jurong West St 92.<ref>[//www.sbstransit.com.sg/news/bus-services-from-the-new-joo-koon-bus-interchange "Bus services from the new Joo Koon Bus Interchange"] SBS Transit, 21 October 2015</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:Tower Transit Singapore]]

History of Services 80 - 89

2026-04-24T11:31:02Z

Singapore Buses: /* Service 88 */

==Service 80==
===1st Generation (1971 - 1985)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=9|Upp Changi ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Changi Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to skip Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1985'''
|'''23 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1996 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Tampines ↔ Hougang Ctrl
|'''1996'''
|'''3 September'''
|style='text-align:left'|Introduced between Tampines Int and Hougang Ctrl Int.
|-
|'''1998'''
|'''30 March'''
|style='text-align:left'|Integrated with Service 72 and discontinued.
|}

===3rd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Sengkang ↔ HarbourFront
|'''1999'''
|'''12 December'''
|style='text-align:left'|Introduced between Sengkang Ter and World Trade Ctr Ter with the integration of Services 84 and 864.
|-
|rowspan=15|{{Bus/D|80|note=Sengkang ↔ HarbourFront}}{{Bus/D|80A|note=Sengkang → Aljunied Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|80A|note=Introduced from Sengkang Ter to Aljunied Rd (Aljunied Stn) during morning peak hours on weekdays.}}
|-
|rowspan=2|'''2001'''
|rowspan=2|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from World Trade Ctr Ter brought forward to 0540 hrs on weekdays and Saturdays.
|-
|rowspan=3|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''20 June'''
|style='text-align:left'|Serves new bus stop opposite Hougang Ctrl Int along Hougang Ctrl.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=Last bus from HarbourFront Int extended to 0015 hrs daily.}}
|-
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=First bus from Sengkang Int brought forward to 0515 hrs on Sundays and Public Holidays.}}
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=Last bus from HarbourFront Int extended to 0025 hrs daily.}}
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2007'''
|'''20 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|rowspan=2|'''2019'''
|rowspan=2|'''23 June'''
|style='text-align:left'|Amended to ply Cantonment Lk and Cantonment Rd towards Sengkang Int.
|-
|style='text-align:left'|Serves new bus stop outside Tower 15 along Hoe Chiang Rd.
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.
|-
|{{Bus/D|80|note=Compassvale ↔ HarbourFront}}{{Bus/D|80A|note=Compassvale → Aljunied Rd}}
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|{{Bus/D|80|note=Sengkang ↔ HarbourFront}}{{Bus/D|80A|note=Sengkang → Aljunied Rd}}
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 80A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Upp Serangoon Rd 10.5 km ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Serangoon Rd 10.5 km Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

==Service 81==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=13|Upp Changi ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Changi Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=31|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|'''1976'''
|'''18 July'''
|style='text-align:left'|Amended to skip Tanah Merah Besar Rd and Nicoll Dr on Sundays and Public Holidays.
|-
|rowspan=3|'''1986'''
|'''11 May'''
|style='text-align:left'|Amended to skip Kuala Loyang Rd.
|-
|'''1 September'''
|style='text-align:left'|Skips a pair of removed bus stops along Tampines Rd to facilitate the construction of TPE.
|-
|'''23 December'''
|style='text-align:left'|Serves merged bus stop along the new carriageway of Tampines Rd.
|-
|rowspan=5|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''20 September'''
|style='text-align:left'|Skips 6 pairs of removed bus stops along Tampines Rd with the opening of TPE.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Upp Changi Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Upp Changi Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=12|Tampines ↔ New Bridge Rd
|'''1988'''
|'''23 October'''
|style='text-align:left'|Extended to Tampines Int.
|-
|rowspan=3|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|'''30 July'''
|style='text-align:left'|Amended to ply Loyang Ave, Pasir Ris Dr 1 and Elias Rd, skipping Tampines Expressway (TPE).
|-
|'''28 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Pasir Ris Gdns along Elias Rd.
|-
|'''1993'''
|'''11 April'''
|style='text-align:left'|Amended to ply Victoria St, Hill St and New Bridge Rd, skipping Nth Bridge Rd, Sth Bridge Rd and Neil Rd.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|First bus from Tampines Int brought forward to 0530 hrs on weekdays.
|-
|'''1996'''
|'''3 September'''
|style='text-align:left'|Amended to ply Pasir Ris Dr 12 and Pasir Ris Dr 1, skipping Elias Rd.
|-
|'''1997'''
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1999'''
|'''10 July'''
|style='text-align:left'|Amended to ply Middle Rd and Victoria St, skipping Waterloo St, Stamford Rd and Bras Basah Rd.
|-
|rowspan=2|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended back to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|Tampines ↔ Serangoon
|'''27 July'''
|style='text-align:left'|Shortened to Serangoon Int and amended to ply Hougang Ave 3 and Upp Serangoon Rd under North East Line Rationalisation Phase 2.
|-
|'''2007'''
|'''23 June'''
|style='text-align:left'|Amended to ply Tampines Svc Rd.
|-
|rowspan=5|Tampines ↺ Serangoon Ctrl
|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to loop at Serangoon Ctrl with the opening of Serangoon Integrated Transport Hub.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|'''2017'''
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.
|}

==Service 81A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Upp Serangoon Rd (10.5 km) ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Serangoon Rd 10.5 km Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to skip Jln Besar, Bencoolen St and Bras Basah Rd and re-numbered Service 85 under 1974 Bus Rationalisation.
|}

==Service 82==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=8|Punggol ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Punggol Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=10|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|rowspan=14|Punggol ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1990'''
|'''24 June'''
|style='text-align:left'|Serves additional bus stop opposite Hong Wen Sch along Victoria St.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Amended to ply Hougang Ave 10 and Hougang Ave 2 under TransitLink Network Integration Exercise Phase 6, skipping Hougang Ave 8.
|-
|'''1994'''
|'''3 July'''
|style='text-align:left'|Amended to ply Crawford St towards Punggol Ter.
|-
|rowspan=2|{{TIBS}}
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Skips 2 pairs of removed bus stops outside and opposite Punggol Mkt and opposite and after Lor Cheng Lim along Punggol Rd.
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|First bus from Shenton Way Ter brought forward to 0545 hrs on weekdays and Saturdays, and 0600 hrs on Sundays and Public Holidays.
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite St. Anne's Ch along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves reinstated bus stop outside Blk 298A along Punggol Rd.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Calls at a new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|{{Bus/D|82|note=Serangoon ↺ Punggol Rd}}{{Bus/D|82A|PAST|note=Serangoon → Punggol Rd}}
|rowspan=2|'''7 December'''
|style='text-align:left'|{{Bus/D|82|note=Amended to start from Serangoon Int, loop at Punggol Rd and amended to ply Punggol Field, Punggol Pl and Punggol Ctrl under North East Line Rationalisation Phase 3.}}
|-
|style='text-align:left'|{{Bus/D|82A|PAST|note=Introduced from Serangoon Int to Punggol Rd (Punggol Rd End), operating after the last bus of Service 82 daily.}}
|-
|rowspan=2|{{Bus/D|82|note=Serangoon ↺ Punggol Rd}}{{Bus/D|82A|PAST|note=Serangoon → Punggol Ctrl}}
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|82A|PAST|note=Shortened to terminate at Punggol Ctrl (Opp Blk 293). Last bus revised to 0020 hrs daily.}}
|-
|'''2010'''
|'''5 December'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 604A along Punggol Rd.
|-
|rowspan=5|Punggol ↺ Serangoon Ctrl
|rowspan=2|'''2011'''
|rowspan=2|'''3 September'''
|style='text-align:left'|{{Bus/D|82|note=Amended to start from Punggol Int and loop at Serangoon Ctrl with the opening of Serangoon Integrated Transport Hub.}}
|-
|style='text-align:left'|{{Bus/D|82A|PAST|note=Discontinued with the route amendment of Service 82 to Punggol Int.}}
|-
|'''2013'''
|'''31 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-nine-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Nine New Wheelchair Accessible Bus Services"] SBS Transit, 25 March 2013</ref>
|-
|rowspan=2|{{GAS}} '''(Current)'''
|rowspan=2|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus brought forward to 0515 hrs daily.
|}

==Service 83==
===1st Generation (1971 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=11|Punggol ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Punggol Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=9|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|rowspan=4|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Punggol Rd Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Punggol Rd Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Service 101 and amended to ply Hougang Ave 8, Hougang Ave 2, Yio Chu Kang Lk, Yio Chu Kang Rd and Serangoon Ctrl.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Integrated with Service 147 and discontinued under TransitLink Network Integration Exercise Phase 6.
|}

===2nd Generation (since 2001)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=9|{{SBST}}
|rowspan=3|Sengkang ↺ Punggol Field
|'''2001'''
|'''23 December'''
|style='text-align:left'|Introduced between Sengkang Temp Int and Punggol Field (Loop).
|-
|rowspan=6|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''9 February'''
|style='text-align:left'|Amended to ply Sengkang East Rd and Compassvale St, skipping Compassvale Rd.
|-
|Sengkang ↺ Edgedale Plains
|'''4 May'''
|style='text-align:left'|Amended to loop at Edgedale Plains temporarily.
|-
|Sengkang ↺ Punggol Stn
|'''20 June'''
|style='text-align:left'|Extended to loop at Punggol Ctrl with the opening of Punggol station on the North East Line.
|-
|rowspan=2|{{Bus/D|83|note=Punggol ↺ Sengkang}}{{Bus/D|83A|PAST|note=Punggol → Sengkang}}
|rowspan=2|'''30 November'''
|style='text-align:left'|Amended to start from Punggol Int and loop at Sengkang Int.
|-
|style='text-align:left'|{{Bus/D|83A|PAST|note=Introduced from Punggol Int to Sengkang Int, operating after the last bus of Service 83 daily}}
|-
|rowspan=4|Punggol ↺ Sengkang
|'''2011'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|83A|PAST|note=Discontinued with the dropping of ‘A’ suffix for terminating trip.}}
|-
|'''2014'''
|'''29 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{GAS}} '''(Current)'''
|rowspan=2|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus brought forward to 0520 hrs daily.
|-
|{{Bus/D|83|note=Punggol ↺ Sengkang}}{{Bus/D|83T|note=Punggol → Sengkang}}
|'''2021'''
|'''11 April'''
|style='text-align:left'|{{Bus/D|83T|note=Introduced from Punggol Int to Sengkang Int, operating after the last bus of Service 83 daily. {{LWAB}}}}
|}

==Service 84/G/W==
===1st Generation (1971 - 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=2|Upp Serangoon ↺ Upp Cross St
|'''1971'''
|'''3 July'''
|style='text-align:left'|Introduced between Upp Serangoon Ter and Upp Cross St (Loop).
|-
|rowspan=16|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=3|Upp Serangoon ↔ Tg Pagar Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Tg Pagar Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Upp Serangoon Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=2|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to temporary terminal at Lim Teck Kim Rd with the closure of Tg Pagar Ter.
|-
|rowspan=3|Upp Serangoon ↔ Anson Rd
|'''23 December'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Hoe Chiang Rd towards Anson Rd Ter, skipping Lim Teck Kim Rd
|-
|'''1982'''
|'''13 June'''
|style='text-align:left'|Amended to ply Aljunied Way and Aljunied Rd.
|-
|rowspan=5|Upp Serangoon ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Upp Serangoon Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Upp Serangoon Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=4|Hougang Ctrl ↔ World Trade Ctr
|'''1994'''
|'''18 December'''
|style='text-align:left'|Amended to Hougang Ctrl Int.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Kallang Stn along Sims Ave.
|-
|'''1998'''
|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|'''1999'''
|'''12 December'''
|style='text-align:left'|Integrated with Service 864 to form Service 80 and discontinued.
|}

===2nd Generation (2003 - 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}}
|Punggol Stn ↺ Punggol East
|rowspan=2|'''2003'''
|'''15 September'''
|style='text-align:left'|Introduced between Punggol Ctrl (Punggol Stn) and Punggol East (Loop) as a peak hour one-directional service, operating on weekdays and Saturdays only.
|-
|rowspan=2|Punggol ↺ Punggol East
|'''30 November'''
|style='text-align:left'|Amended to Punggol Int.
|-
|'''2005'''
|'''12 March'''
|style='text-align:left'|Discontinued under Punggol LRT (East Loop) Rationalisation.
|}

===3rd Generation (since 2011)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBST}}
|rowspan=5|Punggol ↺ Punggol Rd
|'''2011'''
|'''3 September'''
|style='text-align:left'|Introduced between Punggol Int and Punggol Rd (Loop), replacing the deleted sectors of Service 82.
|-
|rowspan=11|{{GAS}} '''(Current)'''
|'''2016'''
|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|'''2017'''
|'''16 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''26 August'''
|style='text-align:left'|Amended to ply Punggol Dr, Sentul Cres, Sumang Lk and Punggol Way with the partial closure of Punggol Rd.
|-
|'''2020'''
|'''23 February'''
|style='text-align:left'|Amended to ply Northshore Cres and Northshore Dr with the partial closure of Punggol Way and Punggol Rd.
|-
|Punggol ↺ New Punggol Rd
|'''2023'''
|'''17 December'''
|style='text-align:left'|Amended to loop at New Punggol Rd, skipping Punggol Rd (End).
|-
|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}
|rowspan=5|'''2024'''
|'''23 June'''
|style='text-align:left'|Amended to ply the extended New Punggol Rd and converted into bi-directional loop service.
|-
|rowspan=4|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}{{Bus/D|84A|PAST|note=Punggol → New Punggol Rd}}
|'''16 August'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Introduced from Punggol Int to New Punggol Rd (Punggol Coast Stn) on an ad-hoc basis. {{LWAB}}}}
|-
|'''2 September'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Revised to operate during morning peak hours on weekdays.}}
|-
|rowspan=2|'''8 December'''
|style='text-align:left'|{{Bus/D|84G|note=Serves additional bus stop outside Blk 437B along New Punggol Rd.}}
|-
|style='text-align:left'|{{Bus/D|84W|note=Serves an additional bus stop opposite Blk 437B along New Punggol Rd.}}
|-
|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}
|'''2025'''
|'''12 April'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Discontinued.}}
|}

==Service 85==
===1st Generation (1974 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|Upp Serangoon Rd (10.5 km) ↔ New Bridge Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 81A as a service between Upp Serangoon Rd 10.5 km Ter and New Bridge Rd Ter under 1974 Bus Rationalisation.
|-
|rowspan=2|Upp Serangoon Rd (10.5 km) ↺ Sims Ave
|'''1978'''
|'''24 April'''
|style='text-align:left'|Amended to ply Jln Kolam Ayer and Kallang Bahru and shortened to loop at Sims Ave.
|-
|'''1982'''
|'''11 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd and Geylang Bahru, skipping Jln Kolam Ayer.
|-
|rowspan=2|Hougang ↺ Sims Ave
|'''1983'''
|'''30 October'''
|style='text-align:left'|Amended to Hougang Int.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===2nd Generation (1999 - 2003)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Sengkang ↔ World Trade Ctr
|'''1999'''
|'''12 December'''
|style='text-align:left'|Re-numbered from Service 865 as a service between Sengkang Ter and World Trade Ctr Ter.
|-
|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|85A|PAST|note=Introduced from Sengkang Ter to Upp Serangoon Rd (Blk 205) during morning peak hours on weekdays.}}
|-
|rowspan=4|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}{{Bus/D|85B|PAST|note=Sengkang → Jln Besar}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|85B|PAST|note=Introduced from Sengkang Ter to Jln Besar (Bef Sim Lim Twr) on Saturdays, Sundays and Public Holidays.}}
|-
|'''2001'''
|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|rowspan=2|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop opposite Mandarin Singapore along Orchard Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=4|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}
|rowspan=4|'''2003'''
|rowspan=2|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|style='text-align:left'|{{Bus/D|85B|PAST|note=Discontinued.}}
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|'''27 July'''
|style='text-align:left'|Discontinued under North East Line Rationalisation Phase 2.
|}

===3rd Generation (since 2006)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=6|{{SBST}}
|rowspan=9|Punggol ↔ Yishun
|'''2006'''
|'''1 January'''
|style='text-align:left'|Introduced between Punggol Int and Yishun Int, operating between 0600 hrs and 2330 hrs from Punggol Int and Yishun Int daily.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Amended to ply Sengkang East Way, Sengkang West Way and Jln Kayu, except during weekday morning peak hours towards Yishun Int.
|-
|'''2011'''
|'''31 July'''
|style='text-align:left'|Serves 3 new pairs of bus stops along Sengkang West Way.
|-
|'''2012'''
|'''19 November'''
|style='text-align:left'|Amended to ply Sengkang East Way, Sengkang West Way and Jln Kayu permanently.
|-
|'''2013'''
|'''9 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-launch-six-more-wheelchair-accessible-bus-services "SBS Transit to launch six more Wheelchair Accessible Bus Services"] SBS Transit, 31 May 2013</ref>
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|rowspan=5|{{GAS}} '''(Current)'''
|rowspan=3|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus from Punggol Int brought forward to 0530 hrs on weekdays.
|-
|'''25 September'''
|style='text-align:left'|Serves new pair of bus stops outside Waterwoods and after Punggol Field along Punggol East.
|-
|rowspan=2|{{Bus/D|85|note=Punggol ↔ Yishun}}{{Bus/D|85A|note=Yishun → Sengkang East Rd}}
|rowspan=2|'''2019'''
|'''25 March'''
|style='text-align:left'|{{Bus/D|85A|note=Introduced from Yishun Temp Int to Sengkang East Rd (Sengkang Community Hub) during evening peak hours on weekdays. {{LWAB}}}}
|-
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/dam/ltagov/news/press/2019/20190807_Yishun_ITH_loc_map_Annex.pdf "Yishun ITH Location Map"] Land Transport Authority, 7 August 2019.</ref>
|}

==Service 85#==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBST}}
|rowspan=2|Punggol ↔ Yishun
|'''2010'''
|'''23 May'''
|style='text-align:left'|Introduced between Punggol Temp Int and Yishun Int, plying the original route of Service 85 via Sengkang East Rd during weekday morning peak hours.
|-
|'''2012'''
|'''19 November'''
|style='text-align:left'|Discontinued with the permanent route amendment of Service 85 to Sengkang East Way, Sengkang West Way and Jln Kayu.
|}

==Service 86==
===1st Generation (1977 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=3|Tampines Way ↺ Shenton Way
|'''1977'''
|'''13 June'''
|style='text-align:left'|Introduced between Tampines Way Ter and Shenton Way (Loop) as a semi-express service operating on weekdays and Saturdays only.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Keppel Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|Hougang ↺ Shenton Way
|rowspan=2|'''1983'''
|'''30 October'''
|style='text-align:left'|Amended to Hougang Int.
|-
|'''18 December'''
|style='text-align:left'|Integrated with Service 97 and discontinued.
|}

===2nd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=5|Sengkang ↔ Ang Mo Kio
|'''1999'''
|'''12 December'''
|style='text-align:left'|Re-numbered from Service 866 as a service between Sengkang Ter and Ang Mo Kio Int.
|-
|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|rowspan=2|'''2001'''
|rowspan=2|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Sengkang Temp Int brought forward to 0530 hrs on Saturdays, Sundays & Public Holidays.
|-
|rowspan=3|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|rowspan=5|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|PAST|note=Ang Mo Kio → Jln Kayu}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|86A|PAST|note=Introduced from Ang Mo Kio Temp Int to Jln Kayu (Bef Seletar Camp G) during morning peak hours on weekdays.}}
|-
|'''31 December'''
|style='text-align:left'|Serves reinstated pair of bus stops before and after Sengkang West Ave along Jln Kayu.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''9 February'''
|style='text-align:left'|Amended to ply Compassvale Dr, skipping Punggol Rd and Sengkang East Ave.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|rowspan=3|Sengkang ↔ Ang Mo Kio
|rowspan=2|'''2010'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|86A|PAST|note=Discontinued.}}
|-
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Amended to ply Sengkang West Ave and Sengkang West Rd with the partial closure of Jln Kayu.
|-
|rowspan=2|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|rowspan=2|'''2024'''
|rowspan=2|'''24 June'''
|style='text-align:left'|{{Bus/D|86A|note=Introduced from Jln Kayu (Aft Seletar Camp G) to Ang Mo Kio Ave 6 (Yio Chu Kang Stn) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|86B|note=Introduced from Ang Mo Kio Ave 6 (Opp Yio Chu Kang Stn) to Jln Kayu (Bef Seletar Camp G) during evening peak hours on weekdays.}}
|-
|{{Bus/D|86|note=Compassvale ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 87==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=15|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=13|Sengkang ↔ Bedok
|'''1999'''
|'''19 September'''
|style='text-align:left'|Introduced between Sengkang Ter and Bedok Int.
|-
|rowspan=3|'''2001'''
|rowspan=3|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Sengkang Temp Int brought forward to 0530 hrs daily.
|-
|style='text-align:left'|First bus from Bedok Int brought forward to 0530 hrs daily.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''20 June'''
|style='text-align:left'|Serves new bus stop opposite Hougang Ctrl Int along Hougang Ctrl.
|-
|rowspan=3|'''2011'''
|'''28 August'''
|style='text-align:left'|Amended to ply Jln Tenaga, Bedok Reservoir Rd and Jln Damai with the partial closure of Kaki Bt Ave 1 to facilitate the construction of Kaki Bukit station on the Downtown Line.
|-
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new bus stop outside Bedok Nth Stn along Bedok Nth Rd.
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island.
|-
|Compassvale ↔ Bedok
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|Sengkang ↔ Bedok
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 88==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=20|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=7|Pasir Ris ↔ Toa Payoh
|rowspan=5|'''1999'''
|'''28 February'''
|style='text-align:left'|Introduced between Pasir Ris Int and Toa Payoh Temp Int.
|-
|{{TBC}}
|style='text-align:left'|Last bus from Pasir Ris Int extended to 2330 hrs daily.
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite St. Anne's Ch along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves reinstated bus stop outside Blk 298A along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|First bus from Pasir Ris Int brought forward to 0530 hrs on weekdays.
|-
|rowspan=3|'''2000'''
|rowspan=2|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|style='text-align:left'|Last bus from Pasir Ris Int extended to 2345 hrs on Saturdays.
|-
|rowspan=4|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|PAST|note=Punggol Rd → Ang Mo Kio Ave 3}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Introduced from Punggol Rd (St. Anne's Ch) to Ang Mo Kio Ave 3 (Opp Ang Mo Kio Stn) during morning peak hours on weekdays.}}
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|88|note=Last bus from Toa Payoh Temp Int extended to 2340 hrs daily.}}
|-
|rowspan=2|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Extended to start from Punggol Rd (Blk 190C).}}
|-
|rowspan=2|Pasir Ris ↔ Toa Payoh
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Discontinued.}}
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|rowspan=2|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|note=Hougang Ave 4 → Ang Mo Kio Ave 3}}{{Bus/D|88B|note=Ang Mo Kio Ave 6 → Ang Mo Kio Ave 5}}
|rowspan=2|'''2012'''
|rowspan=2|'''8 October'''
|style='text-align:left'|{{Bus/D|88A|note=Introduced from Hougang Ave 4 (Blk 919) to Ang Mo Kio Ave 3 (Opp Ang Mo Kio Stn) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|88B|note=Introduced from Ang Mo Kio Ave 6 (Blk 207) to Ang Mo Kio Ave 5 (Bef Yio Chu Kang Rd) during morning peak hours on weekdays.}}
|-
|rowspan=5|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|note=Punggol Rd → Ang Mo Kio Ave 3}}{{Bus/D|88B|note=Ang Mo Kio Ave 3 → Ang Mo Kio Ave 5}}
|rowspan=3|'''2013'''
|rowspan=2|'''9 April'''
|style='text-align:left'|{{Bus/D|88A|note=Extended to start from Punggol Rd (Blk 190C).}}
|-
|style='text-align:left'|{{Bus/D|88B|note=Shortened to start from Ang Mo Kio Ave 3 (Ang Mo Kio Stn).}}
|-
|'''9 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-launch-six-more-wheelchair-accessible-bus-services "SBS Transit to launch six more Wheelchair Accessible Bus Services"] SBS Transit, 31 May 2013</ref>
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.
|-
|'''2025'''
|'''27 April'''
|style='text-align:left'|Amended to Pasir Ris Integrated Transport Hub.
|}

==Service 89==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=8|Hougang Ctrl ↺ Changi AirFreight Ctr
|'''1999'''
|'''5 December'''
|style='text-align:left'|Introduced between Hougang Ctrl Temp Int and Changi Airport Cargo Cplx (Loop).
|-
|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Loyang Ind Est along Loyang Ave.
|-
|'''2008'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Changi Beach CP 2 along Nicoll Dr, skipping the bus stop opposite Changi Beach CP 2.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.<ref>[//www.sbstransit.com.sg/news/additional-bus-stops-for-services-3-27-34-88-89-and-89e-along-the-slip-roads-of-tampines-expressway-near-the-punggol-flyover "Additional bus stops for Services 3, 27, 34, 88, 89 and 89e along the slip roads of Tampines Expressway near the Punggol Flyover"] SBS Transit, 15 August 2014</ref>
|-
|'''2015'''
|'''22 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-four-wheelchair-accessible-bus-services "SBS Transit to roll out another four wheelchair-accessible bus services"] SBS Transit, 16 June 2015</ref>
|-
|{{Bus/D|89|note=Hougang Ctrl ↺ Changi AirFreight Ctr}}{{Bus/D|89A|note=Pasir Ris Dr 1 → Airport Cargo Rd}}
|'''2017'''
|'''10 April'''
|style='text-align:left'|{{Bus/D|89A|note=Introduced from Pasir Ris Dr 1 (Blk 738) to Airport Cargo Rd (AirFreight Ter Bldg) during morning peak hours on weekdays. {{LWAB}}<ref>[//scontent.fsin14-2.fna.fbcdn.net/v/t39.30808-6/491799082_3532405993735570_5940197055004731999_n.jpg?_nc_cat=106&ccb=1-7&_nc_sid=127cfc&_nc_ohc=qRuApzZCyI4Q7kNvwH5GT3H&_nc_oc=AdnLZGG9y_wCQ_tE4nf9EncgoEvg922l1e_J0-C-wXP5yY3Q9k849NSx0Sq7j-YvLGw&_nc_zt=23&_nc_ht=scontent.fsin14-2.fna&_nc_gid=owJw3_UoMwzvq5wP11--Dg&oh=00_AfFQLnFyz408ItbnoG8nCATwKXfXFAtVQRfy1f5kyxKuLQ&oe=680E6274 "Short-Trip Service 89A From Monday, 10 April 2017"] SBS Transit, 29 March 2017</ref>}}
|-
|rowspan=4|{{Bus/D|89|note=Hougang Ctrl ↺ Changi AirFreight Ctr}}{{Bus/D|89A|note=TPE → Airport Cargo Rd}}
|'''2021'''
|'''5 July'''
|style='text-align:left'|{{Bus/D|89A|note=Extended to start from the bus stop after Punggol Rd along TPE.<ref>[//www.sbstransit.com.sg/news/service-improvements-to-services-89a-and-89e-from-5-july-2021 "Service improvements to Services 89A and 89e from 5 July 2021"] SBS Transit, 24 June 2021</ref>}}
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|rowspan=2|'''2023'''
|'''26 February'''
|style='text-align:left'|Temporarily amended to ply the bus-only corridor along Loyang Ave and Loyang Way with the partial closure of Loyang Ave to facilitate the construction of Loyang Viaduct and Loyang station on the Cross Island Line, skipping 3 pairs of bus stops along Loyang Ave.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-9-19-59-89-89e-and-109 "Route amendments for Services 9, 19, 59, 89, 89e and 109"] SBS Transit, 3 February 2023</ref>
|-
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-39-53-81-89-and-109 "Route Amendments for Services 39, 53, 81, 89 and 109"] SBS Transit, 11 September 2023</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:Go-Ahead Singapore]]
[[Category:SBS Transit]]

History of Services 80 - 89

2026-04-24T11:09:21Z

Singapore Buses: /* Service 82 */

==Service 80==
===1st Generation (1971 - 1985)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=9|Upp Changi ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Changi Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to skip Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1985'''
|'''23 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1996 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Tampines ↔ Hougang Ctrl
|'''1996'''
|'''3 September'''
|style='text-align:left'|Introduced between Tampines Int and Hougang Ctrl Int.
|-
|'''1998'''
|'''30 March'''
|style='text-align:left'|Integrated with Service 72 and discontinued.
|}

===3rd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Sengkang ↔ HarbourFront
|'''1999'''
|'''12 December'''
|style='text-align:left'|Introduced between Sengkang Ter and World Trade Ctr Ter with the integration of Services 84 and 864.
|-
|rowspan=15|{{Bus/D|80|note=Sengkang ↔ HarbourFront}}{{Bus/D|80A|note=Sengkang → Aljunied Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|80A|note=Introduced from Sengkang Ter to Aljunied Rd (Aljunied Stn) during morning peak hours on weekdays.}}
|-
|rowspan=2|'''2001'''
|rowspan=2|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from World Trade Ctr Ter brought forward to 0540 hrs on weekdays and Saturdays.
|-
|rowspan=3|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''20 June'''
|style='text-align:left'|Serves new bus stop opposite Hougang Ctrl Int along Hougang Ctrl.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=Last bus from HarbourFront Int extended to 0015 hrs daily.}}
|-
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=First bus from Sengkang Int brought forward to 0515 hrs on Sundays and Public Holidays.}}
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=Last bus from HarbourFront Int extended to 0025 hrs daily.}}
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2007'''
|'''20 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|rowspan=2|'''2019'''
|rowspan=2|'''23 June'''
|style='text-align:left'|Amended to ply Cantonment Lk and Cantonment Rd towards Sengkang Int.
|-
|style='text-align:left'|Serves new bus stop outside Tower 15 along Hoe Chiang Rd.
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.
|-
|{{Bus/D|80|note=Compassvale ↔ HarbourFront}}{{Bus/D|80A|note=Compassvale → Aljunied Rd}}
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|{{Bus/D|80|note=Sengkang ↔ HarbourFront}}{{Bus/D|80A|note=Sengkang → Aljunied Rd}}
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 80A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Upp Serangoon Rd 10.5 km ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Serangoon Rd 10.5 km Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

==Service 81==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=13|Upp Changi ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Changi Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=31|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|'''1976'''
|'''18 July'''
|style='text-align:left'|Amended to skip Tanah Merah Besar Rd and Nicoll Dr on Sundays and Public Holidays.
|-
|rowspan=3|'''1986'''
|'''11 May'''
|style='text-align:left'|Amended to skip Kuala Loyang Rd.
|-
|'''1 September'''
|style='text-align:left'|Skips a pair of removed bus stops along Tampines Rd to facilitate the construction of TPE.
|-
|'''23 December'''
|style='text-align:left'|Serves merged bus stop along the new carriageway of Tampines Rd.
|-
|rowspan=5|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''20 September'''
|style='text-align:left'|Skips 6 pairs of removed bus stops along Tampines Rd with the opening of TPE.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Upp Changi Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Upp Changi Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=12|Tampines ↔ New Bridge Rd
|'''1988'''
|'''23 October'''
|style='text-align:left'|Extended to Tampines Int.
|-
|rowspan=3|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|'''30 July'''
|style='text-align:left'|Amended to ply Loyang Ave, Pasir Ris Dr 1 and Elias Rd, skipping Tampines Expressway (TPE).
|-
|'''28 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Pasir Ris Gdns along Elias Rd.
|-
|'''1993'''
|'''11 April'''
|style='text-align:left'|Amended to ply Victoria St, Hill St and New Bridge Rd, skipping Nth Bridge Rd, Sth Bridge Rd and Neil Rd.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|First bus from Tampines Int brought forward to 0530 hrs on weekdays.
|-
|'''1996'''
|'''3 September'''
|style='text-align:left'|Amended to ply Pasir Ris Dr 12 and Pasir Ris Dr 1, skipping Elias Rd.
|-
|'''1997'''
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1999'''
|'''10 July'''
|style='text-align:left'|Amended to ply Middle Rd and Victoria St, skipping Waterloo St, Stamford Rd and Bras Basah Rd.
|-
|rowspan=2|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended back to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|Tampines ↔ Serangoon
|'''27 July'''
|style='text-align:left'|Shortened to Serangoon Int and amended to ply Hougang Ave 3 and Upp Serangoon Rd under North East Line Rationalisation Phase 2.
|-
|'''2007'''
|'''23 June'''
|style='text-align:left'|Amended to ply Tampines Svc Rd.
|-
|rowspan=5|Tampines ↺ Serangoon Ctrl
|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to loop at Serangoon Ctrl with the opening of Serangoon Integrated Transport Hub.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|'''2017'''
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.
|}

==Service 81A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Upp Serangoon Rd (10.5 km) ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Serangoon Rd 10.5 km Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to skip Jln Besar, Bencoolen St and Bras Basah Rd and re-numbered Service 85 under 1974 Bus Rationalisation.
|}

==Service 82==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=8|Punggol ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Punggol Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=10|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|rowspan=14|Punggol ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1990'''
|'''24 June'''
|style='text-align:left'|Serves additional bus stop opposite Hong Wen Sch along Victoria St.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Amended to ply Hougang Ave 10 and Hougang Ave 2 under TransitLink Network Integration Exercise Phase 6, skipping Hougang Ave 8.
|-
|'''1994'''
|'''3 July'''
|style='text-align:left'|Amended to ply Crawford St towards Punggol Ter.
|-
|rowspan=2|{{TIBS}}
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Skips 2 pairs of removed bus stops outside and opposite Punggol Mkt and opposite and after Lor Cheng Lim along Punggol Rd.
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|First bus from Shenton Way Ter brought forward to 0545 hrs on weekdays and Saturdays, and 0600 hrs on Sundays and Public Holidays.
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite St. Anne's Ch along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves reinstated bus stop outside Blk 298A along Punggol Rd.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Calls at a new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|{{Bus/D|82|note=Serangoon ↺ Punggol Rd}}{{Bus/D|82A|PAST|note=Serangoon → Punggol Rd}}
|rowspan=2|'''7 December'''
|style='text-align:left'|{{Bus/D|82|note=Amended to start from Serangoon Int, loop at Punggol Rd and amended to ply Punggol Field, Punggol Pl and Punggol Ctrl under North East Line Rationalisation Phase 3.}}
|-
|style='text-align:left'|{{Bus/D|82A|PAST|note=Introduced from Serangoon Int to Punggol Rd (Punggol Rd End), operating after the last bus of Service 82 daily.}}
|-
|rowspan=2|{{Bus/D|82|note=Serangoon ↺ Punggol Rd}}{{Bus/D|82A|PAST|note=Serangoon → Punggol Ctrl}}
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|82A|PAST|note=Shortened to terminate at Punggol Ctrl (Opp Blk 293). Last bus revised to 0020 hrs daily.}}
|-
|'''2010'''
|'''5 December'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 604A along Punggol Rd.
|-
|rowspan=5|Punggol ↺ Serangoon Ctrl
|rowspan=2|'''2011'''
|rowspan=2|'''3 September'''
|style='text-align:left'|{{Bus/D|82|note=Amended to start from Punggol Int and loop at Serangoon Ctrl with the opening of Serangoon Integrated Transport Hub.}}
|-
|style='text-align:left'|{{Bus/D|82A|PAST|note=Discontinued with the route amendment of Service 82 to Punggol Int.}}
|-
|'''2013'''
|'''31 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-nine-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Nine New Wheelchair Accessible Bus Services"] SBS Transit, 25 March 2013</ref>
|-
|rowspan=2|{{GAS}} '''(Current)'''
|rowspan=2|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus brought forward to 0515 hrs daily.
|}

==Service 83==
===1st Generation (1971 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=11|Punggol ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Punggol Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=9|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|rowspan=4|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Punggol Rd Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Punggol Rd Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Service 101 and amended to ply Hougang Ave 8, Hougang Ave 2, Yio Chu Kang Lk, Yio Chu Kang Rd and Serangoon Ctrl.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Integrated with Service 147 and discontinued under TransitLink Network Integration Exercise Phase 6.
|}

===2nd Generation (since 2001)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=9|{{SBST}}
|rowspan=3|Sengkang ↺ Punggol Field
|'''2001'''
|'''23 December'''
|style='text-align:left'|Introduced between Sengkang Temp Int and Punggol Field (Loop).
|-
|rowspan=6|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''9 February'''
|style='text-align:left'|Amended to ply Sengkang East Rd and Compassvale St, skipping Compassvale Rd.
|-
|Sengkang ↺ Edgedale Plains
|'''4 May'''
|style='text-align:left'|Amended to loop at Edgedale Plains temporarily.
|-
|Sengkang ↺ Punggol Stn
|'''20 June'''
|style='text-align:left'|Extended to loop at Punggol Ctrl with the opening of Punggol station on the North East Line.
|-
|rowspan=2|{{Bus/D|83|note=Punggol ↺ Sengkang}}{{Bus/D|83A|PAST|note=Punggol → Sengkang}}
|rowspan=2|'''30 November'''
|style='text-align:left'|Amended to start from Punggol Int and loop at Sengkang Int.
|-
|style='text-align:left'|{{Bus/D|83A|PAST|note=Introduced from Punggol Int to Sengkang Int, operating after the last bus of Service 83 daily}}
|-
|rowspan=4|Punggol ↺ Sengkang
|'''2011'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|83A|PAST|note=Discontinued with the dropping of ‘A’ suffix for terminating trip.}}
|-
|'''2014'''
|'''29 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{GAS}} '''(Current)'''
|rowspan=2|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus brought forward to 0520 hrs daily.
|-
|{{Bus/D|83|note=Punggol ↺ Sengkang}}{{Bus/D|83T|note=Punggol → Sengkang}}
|'''2021'''
|'''11 April'''
|style='text-align:left'|{{Bus/D|83T|note=Introduced from Punggol Int to Sengkang Int, operating after the last bus of Service 83 daily. {{LWAB}}}}
|}

==Service 84/G/W==
===1st Generation (1971 - 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=2|Upp Serangoon ↺ Upp Cross St
|'''1971'''
|'''3 July'''
|style='text-align:left'|Introduced between Upp Serangoon Ter and Upp Cross St (Loop).
|-
|rowspan=16|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=3|Upp Serangoon ↔ Tg Pagar Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Tg Pagar Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Upp Serangoon Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=2|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to temporary terminal at Lim Teck Kim Rd with the closure of Tg Pagar Ter.
|-
|rowspan=3|Upp Serangoon ↔ Anson Rd
|'''23 December'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Hoe Chiang Rd towards Anson Rd Ter, skipping Lim Teck Kim Rd
|-
|'''1982'''
|'''13 June'''
|style='text-align:left'|Amended to ply Aljunied Way and Aljunied Rd.
|-
|rowspan=5|Upp Serangoon ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Upp Serangoon Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Upp Serangoon Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=4|Hougang Ctrl ↔ World Trade Ctr
|'''1994'''
|'''18 December'''
|style='text-align:left'|Amended to Hougang Ctrl Int.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Kallang Stn along Sims Ave.
|-
|'''1998'''
|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|'''1999'''
|'''12 December'''
|style='text-align:left'|Integrated with Service 864 to form Service 80 and discontinued.
|}

===2nd Generation (2003 - 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}}
|Punggol Stn ↺ Punggol East
|rowspan=2|'''2003'''
|'''15 September'''
|style='text-align:left'|Introduced between Punggol Ctrl (Punggol Stn) and Punggol East (Loop) as a peak hour one-directional service, operating on weekdays and Saturdays only.
|-
|rowspan=2|Punggol ↺ Punggol East
|'''30 November'''
|style='text-align:left'|Amended to Punggol Int.
|-
|'''2005'''
|'''12 March'''
|style='text-align:left'|Discontinued under Punggol LRT (East Loop) Rationalisation.
|}

===3rd Generation (since 2011)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBST}}
|rowspan=5|Punggol ↺ Punggol Rd
|'''2011'''
|'''3 September'''
|style='text-align:left'|Introduced between Punggol Int and Punggol Rd (Loop), replacing the deleted sectors of Service 82.
|-
|rowspan=11|{{GAS}} '''(Current)'''
|'''2016'''
|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|'''2017'''
|'''16 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''26 August'''
|style='text-align:left'|Amended to ply Punggol Dr, Sentul Cres, Sumang Lk and Punggol Way with the partial closure of Punggol Rd.
|-
|'''2020'''
|'''23 February'''
|style='text-align:left'|Amended to ply Northshore Cres and Northshore Dr with the partial closure of Punggol Way and Punggol Rd.
|-
|Punggol ↺ New Punggol Rd
|'''2023'''
|'''17 December'''
|style='text-align:left'|Amended to loop at New Punggol Rd, skipping Punggol Rd (End).
|-
|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}
|rowspan=5|'''2024'''
|'''23 June'''
|style='text-align:left'|Amended to ply the extended New Punggol Rd and converted into bi-directional loop service.
|-
|rowspan=4|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}{{Bus/D|84A|PAST|note=Punggol → New Punggol Rd}}
|'''16 August'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Introduced from Punggol Int to New Punggol Rd (Punggol Coast Stn) on an ad-hoc basis. {{LWAB}}}}
|-
|'''2 September'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Revised to operate during morning peak hours on weekdays.}}
|-
|rowspan=2|'''8 December'''
|style='text-align:left'|{{Bus/D|84G|note=Serves additional bus stop outside Blk 437B along New Punggol Rd.}}
|-
|style='text-align:left'|{{Bus/D|84W|note=Serves an additional bus stop opposite Blk 437B along New Punggol Rd.}}
|-
|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}
|'''2025'''
|'''12 April'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Discontinued.}}
|}

==Service 85==
===1st Generation (1974 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|Upp Serangoon Rd (10.5 km) ↔ New Bridge Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 81A as a service between Upp Serangoon Rd 10.5 km Ter and New Bridge Rd Ter under 1974 Bus Rationalisation.
|-
|rowspan=2|Upp Serangoon Rd (10.5 km) ↺ Sims Ave
|'''1978'''
|'''24 April'''
|style='text-align:left'|Amended to ply Jln Kolam Ayer and Kallang Bahru and shortened to loop at Sims Ave.
|-
|'''1982'''
|'''11 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd and Geylang Bahru, skipping Jln Kolam Ayer.
|-
|rowspan=2|Hougang ↺ Sims Ave
|'''1983'''
|'''30 October'''
|style='text-align:left'|Amended to Hougang Int.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===2nd Generation (1999 - 2003)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Sengkang ↔ World Trade Ctr
|'''1999'''
|'''12 December'''
|style='text-align:left'|Re-numbered from Service 865 as a service between Sengkang Ter and World Trade Ctr Ter.
|-
|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|85A|PAST|note=Introduced from Sengkang Ter to Upp Serangoon Rd (Blk 205) during morning peak hours on weekdays.}}
|-
|rowspan=4|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}{{Bus/D|85B|PAST|note=Sengkang → Jln Besar}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|85B|PAST|note=Introduced from Sengkang Ter to Jln Besar (Bef Sim Lim Twr) on Saturdays, Sundays and Public Holidays.}}
|-
|'''2001'''
|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|rowspan=2|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop opposite Mandarin Singapore along Orchard Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=4|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}
|rowspan=4|'''2003'''
|rowspan=2|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|style='text-align:left'|{{Bus/D|85B|PAST|note=Discontinued.}}
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|'''27 July'''
|style='text-align:left'|Discontinued under North East Line Rationalisation Phase 2.
|}

===3rd Generation (since 2006)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=6|{{SBST}}
|rowspan=9|Punggol ↔ Yishun
|'''2006'''
|'''1 January'''
|style='text-align:left'|Introduced between Punggol Int and Yishun Int, operating between 0600 hrs and 2330 hrs from Punggol Int and Yishun Int daily.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Amended to ply Sengkang East Way, Sengkang West Way and Jln Kayu, except during weekday morning peak hours towards Yishun Int.
|-
|'''2011'''
|'''31 July'''
|style='text-align:left'|Serves 3 new pairs of bus stops along Sengkang West Way.
|-
|'''2012'''
|'''19 November'''
|style='text-align:left'|Amended to ply Sengkang East Way, Sengkang West Way and Jln Kayu permanently.
|-
|'''2013'''
|'''9 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-launch-six-more-wheelchair-accessible-bus-services "SBS Transit to launch six more Wheelchair Accessible Bus Services"] SBS Transit, 31 May 2013</ref>
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|rowspan=5|{{GAS}} '''(Current)'''
|rowspan=3|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus from Punggol Int brought forward to 0530 hrs on weekdays.
|-
|'''25 September'''
|style='text-align:left'|Serves new pair of bus stops outside Waterwoods and after Punggol Field along Punggol East.
|-
|rowspan=2|{{Bus/D|85|note=Punggol ↔ Yishun}}{{Bus/D|85A|note=Yishun → Sengkang East Rd}}
|rowspan=2|'''2019'''
|'''25 March'''
|style='text-align:left'|{{Bus/D|85A|note=Introduced from Yishun Temp Int to Sengkang East Rd (Sengkang Community Hub) during evening peak hours on weekdays. {{LWAB}}}}
|-
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/dam/ltagov/news/press/2019/20190807_Yishun_ITH_loc_map_Annex.pdf "Yishun ITH Location Map"] Land Transport Authority, 7 August 2019.</ref>
|}

==Service 85#==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBST}}
|rowspan=2|Punggol ↔ Yishun
|'''2010'''
|'''23 May'''
|style='text-align:left'|Introduced between Punggol Temp Int and Yishun Int, plying the original route of Service 85 via Sengkang East Rd during weekday morning peak hours.
|-
|'''2012'''
|'''19 November'''
|style='text-align:left'|Discontinued with the permanent route amendment of Service 85 to Sengkang East Way, Sengkang West Way and Jln Kayu.
|}

==Service 86==
===1st Generation (1977 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=3|Tampines Way ↺ Shenton Way
|'''1977'''
|'''13 June'''
|style='text-align:left'|Introduced between Tampines Way Ter and Shenton Way (Loop) as a semi-express service operating on weekdays and Saturdays only.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Keppel Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|Hougang ↺ Shenton Way
|rowspan=2|'''1983'''
|'''30 October'''
|style='text-align:left'|Amended to Hougang Int.
|-
|'''18 December'''
|style='text-align:left'|Integrated with Service 97 and discontinued.
|}

===2nd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=5|Sengkang ↔ Ang Mo Kio
|'''1999'''
|'''12 December'''
|style='text-align:left'|Re-numbered from Service 866 as a service between Sengkang Ter and Ang Mo Kio Int.
|-
|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|rowspan=2|'''2001'''
|rowspan=2|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Sengkang Temp Int brought forward to 0530 hrs on Saturdays, Sundays & Public Holidays.
|-
|rowspan=3|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|rowspan=5|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|PAST|note=Ang Mo Kio → Jln Kayu}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|86A|PAST|note=Introduced from Ang Mo Kio Temp Int to Jln Kayu (Bef Seletar Camp G) during morning peak hours on weekdays.}}
|-
|'''31 December'''
|style='text-align:left'|Serves reinstated pair of bus stops before and after Sengkang West Ave along Jln Kayu.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''9 February'''
|style='text-align:left'|Amended to ply Compassvale Dr, skipping Punggol Rd and Sengkang East Ave.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|rowspan=3|Sengkang ↔ Ang Mo Kio
|rowspan=2|'''2010'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|86A|PAST|note=Discontinued.}}
|-
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Amended to ply Sengkang West Ave and Sengkang West Rd with the partial closure of Jln Kayu.
|-
|rowspan=2|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|rowspan=2|'''2024'''
|rowspan=2|'''24 June'''
|style='text-align:left'|{{Bus/D|86A|note=Introduced from Jln Kayu (Aft Seletar Camp G) to Ang Mo Kio Ave 6 (Yio Chu Kang Stn) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|86B|note=Introduced from Ang Mo Kio Ave 6 (Opp Yio Chu Kang Stn) to Jln Kayu (Bef Seletar Camp G) during evening peak hours on weekdays.}}
|-
|{{Bus/D|86|note=Compassvale ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 87==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=15|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=13|Sengkang ↔ Bedok
|'''1999'''
|'''19 September'''
|style='text-align:left'|Introduced between Sengkang Ter and Bedok Int.
|-
|rowspan=3|'''2001'''
|rowspan=3|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Sengkang Temp Int brought forward to 0530 hrs daily.
|-
|style='text-align:left'|First bus from Bedok Int brought forward to 0530 hrs daily.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''20 June'''
|style='text-align:left'|Serves new bus stop opposite Hougang Ctrl Int along Hougang Ctrl.
|-
|rowspan=3|'''2011'''
|'''28 August'''
|style='text-align:left'|Amended to ply Jln Tenaga, Bedok Reservoir Rd and Jln Damai with the partial closure of Kaki Bt Ave 1 to facilitate the construction of Kaki Bukit station on the Downtown Line.
|-
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new bus stop outside Bedok Nth Stn along Bedok Nth Rd.
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island.
|-
|Compassvale ↔ Bedok
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|Sengkang ↔ Bedok
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 88==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|Pasir Ris ↔ Toa Payoh
|rowspan=3|'''1999'''
|'''28 February'''
|style='text-align:left'|Introduced between Pasir Ris Int and Toa Payoh Temp Int.
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite St. Anne's Ch along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves reinstated bus stop outside Blk 298A along Punggol Rd.
|-
|rowspan=2|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|rowspan=4|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|PAST|note=Punggol Rd → Ang Mo Kio Ave 3}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Introduced from Punggol Rd (St. Anne's Ch) to Ang Mo Kio Ave 3 (Opp Ang Mo Kio Stn) during morning peak hours on weekdays.}}
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|88|note=Last bus from Toa Payoh Temp Int extended to 2340 hrs daily.}}
|-
|rowspan=2|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Extended to start from Punggol Rd (Blk 190C).}}
|-
|rowspan=2|Pasir Ris ↔ Toa Payoh
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Discontinued.}}
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|rowspan=2|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|note=Hougang Ave 4 → Ang Mo Kio Ave 3}}{{Bus/D|88B|note=Ang Mo Kio Ave 6 → Ang Mo Kio Ave 5}}
|rowspan=2|'''2012'''
|rowspan=2|'''8 October'''
|style='text-align:left'|{{Bus/D|88A|note=Introduced from Hougang Ave 4 (Blk 919) to Ang Mo Kio Ave 3 (Opp Ang Mo Kio Stn) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|88B|note=Introduced from Ang Mo Kio Ave 6 (Blk 207) to Ang Mo Kio Ave 5 (Bef Yio Chu Kang Rd) during morning peak hours on weekdays.}}
|-
|rowspan=5|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|note=Punggol Rd → Ang Mo Kio Ave 3}}{{Bus/D|88B|note=Ang Mo Kio Ave 3 → Ang Mo Kio Ave 5}}
|rowspan=3|'''2013'''
|rowspan=2|'''9 April'''
|style='text-align:left'|{{Bus/D|88A|note=Extended to start from Punggol Rd (Blk 190C).}}
|-
|style='text-align:left'|{{Bus/D|88B|note=Shortened to start from Ang Mo Kio Ave 3 (Ang Mo Kio Stn).}}
|-
|'''9 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-launch-six-more-wheelchair-accessible-bus-services "SBS Transit to launch six more Wheelchair Accessible Bus Services"] SBS Transit, 31 May 2013</ref>
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.
|-
|'''2025'''
|'''27 April'''
|style='text-align:left'|Amended to Pasir Ris Integrated Transport Hub.
|}

==Service 89==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=8|Hougang Ctrl ↺ Changi AirFreight Ctr
|'''1999'''
|'''5 December'''
|style='text-align:left'|Introduced between Hougang Ctrl Temp Int and Changi Airport Cargo Cplx (Loop).
|-
|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Loyang Ind Est along Loyang Ave.
|-
|'''2008'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Changi Beach CP 2 along Nicoll Dr, skipping the bus stop opposite Changi Beach CP 2.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.<ref>[//www.sbstransit.com.sg/news/additional-bus-stops-for-services-3-27-34-88-89-and-89e-along-the-slip-roads-of-tampines-expressway-near-the-punggol-flyover "Additional bus stops for Services 3, 27, 34, 88, 89 and 89e along the slip roads of Tampines Expressway near the Punggol Flyover"] SBS Transit, 15 August 2014</ref>
|-
|'''2015'''
|'''22 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-four-wheelchair-accessible-bus-services "SBS Transit to roll out another four wheelchair-accessible bus services"] SBS Transit, 16 June 2015</ref>
|-
|{{Bus/D|89|note=Hougang Ctrl ↺ Changi AirFreight Ctr}}{{Bus/D|89A|note=Pasir Ris Dr 1 → Airport Cargo Rd}}
|'''2017'''
|'''10 April'''
|style='text-align:left'|{{Bus/D|89A|note=Introduced from Pasir Ris Dr 1 (Blk 738) to Airport Cargo Rd (AirFreight Ter Bldg) during morning peak hours on weekdays. {{LWAB}}<ref>[//scontent.fsin14-2.fna.fbcdn.net/v/t39.30808-6/491799082_3532405993735570_5940197055004731999_n.jpg?_nc_cat=106&ccb=1-7&_nc_sid=127cfc&_nc_ohc=qRuApzZCyI4Q7kNvwH5GT3H&_nc_oc=AdnLZGG9y_wCQ_tE4nf9EncgoEvg922l1e_J0-C-wXP5yY3Q9k849NSx0Sq7j-YvLGw&_nc_zt=23&_nc_ht=scontent.fsin14-2.fna&_nc_gid=owJw3_UoMwzvq5wP11--Dg&oh=00_AfFQLnFyz408ItbnoG8nCATwKXfXFAtVQRfy1f5kyxKuLQ&oe=680E6274 "Short-Trip Service 89A From Monday, 10 April 2017"] SBS Transit, 29 March 2017</ref>}}
|-
|rowspan=4|{{Bus/D|89|note=Hougang Ctrl ↺ Changi AirFreight Ctr}}{{Bus/D|89A|note=TPE → Airport Cargo Rd}}
|'''2021'''
|'''5 July'''
|style='text-align:left'|{{Bus/D|89A|note=Extended to start from the bus stop after Punggol Rd along TPE.<ref>[//www.sbstransit.com.sg/news/service-improvements-to-services-89a-and-89e-from-5-july-2021 "Service improvements to Services 89A and 89e from 5 July 2021"] SBS Transit, 24 June 2021</ref>}}
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|rowspan=2|'''2023'''
|'''26 February'''
|style='text-align:left'|Temporarily amended to ply the bus-only corridor along Loyang Ave and Loyang Way with the partial closure of Loyang Ave to facilitate the construction of Loyang Viaduct and Loyang station on the Cross Island Line, skipping 3 pairs of bus stops along Loyang Ave.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-9-19-59-89-89e-and-109 "Route amendments for Services 9, 19, 59, 89, 89e and 109"] SBS Transit, 3 February 2023</ref>
|-
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-39-53-81-89-and-109 "Route Amendments for Services 39, 53, 81, 89 and 109"] SBS Transit, 11 September 2023</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:Go-Ahead Singapore]]
[[Category:SBS Transit]]

History of Services 80 - 89

2026-04-24T11:08:57Z

Singapore Buses: /* Service 82 */

==Service 80==
===1st Generation (1971 - 1985)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=9|Upp Changi ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Changi Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to skip Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1985'''
|'''23 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1996 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Tampines ↔ Hougang Ctrl
|'''1996'''
|'''3 September'''
|style='text-align:left'|Introduced between Tampines Int and Hougang Ctrl Int.
|-
|'''1998'''
|'''30 March'''
|style='text-align:left'|Integrated with Service 72 and discontinued.
|}

===3rd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Sengkang ↔ HarbourFront
|'''1999'''
|'''12 December'''
|style='text-align:left'|Introduced between Sengkang Ter and World Trade Ctr Ter with the integration of Services 84 and 864.
|-
|rowspan=15|{{Bus/D|80|note=Sengkang ↔ HarbourFront}}{{Bus/D|80A|note=Sengkang → Aljunied Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|80A|note=Introduced from Sengkang Ter to Aljunied Rd (Aljunied Stn) during morning peak hours on weekdays.}}
|-
|rowspan=2|'''2001'''
|rowspan=2|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from World Trade Ctr Ter brought forward to 0540 hrs on weekdays and Saturdays.
|-
|rowspan=3|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''20 June'''
|style='text-align:left'|Serves new bus stop opposite Hougang Ctrl Int along Hougang Ctrl.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=Last bus from HarbourFront Int extended to 0015 hrs daily.}}
|-
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=First bus from Sengkang Int brought forward to 0515 hrs on Sundays and Public Holidays.}}
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=Last bus from HarbourFront Int extended to 0025 hrs daily.}}
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2007'''
|'''20 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|rowspan=2|'''2019'''
|rowspan=2|'''23 June'''
|style='text-align:left'|Amended to ply Cantonment Lk and Cantonment Rd towards Sengkang Int.
|-
|style='text-align:left'|Serves new bus stop outside Tower 15 along Hoe Chiang Rd.
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.
|-
|{{Bus/D|80|note=Compassvale ↔ HarbourFront}}{{Bus/D|80A|note=Compassvale → Aljunied Rd}}
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|{{Bus/D|80|note=Sengkang ↔ HarbourFront}}{{Bus/D|80A|note=Sengkang → Aljunied Rd}}
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 80A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Upp Serangoon Rd 10.5 km ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Serangoon Rd 10.5 km Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

==Service 81==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=13|Upp Changi ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Changi Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=31|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|'''1976'''
|'''18 July'''
|style='text-align:left'|Amended to skip Tanah Merah Besar Rd and Nicoll Dr on Sundays and Public Holidays.
|-
|rowspan=3|'''1986'''
|'''11 May'''
|style='text-align:left'|Amended to skip Kuala Loyang Rd.
|-
|'''1 September'''
|style='text-align:left'|Skips a pair of removed bus stops along Tampines Rd to facilitate the construction of TPE.
|-
|'''23 December'''
|style='text-align:left'|Serves merged bus stop along the new carriageway of Tampines Rd.
|-
|rowspan=5|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''20 September'''
|style='text-align:left'|Skips 6 pairs of removed bus stops along Tampines Rd with the opening of TPE.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Upp Changi Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Upp Changi Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=12|Tampines ↔ New Bridge Rd
|'''1988'''
|'''23 October'''
|style='text-align:left'|Extended to Tampines Int.
|-
|rowspan=3|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|'''30 July'''
|style='text-align:left'|Amended to ply Loyang Ave, Pasir Ris Dr 1 and Elias Rd, skipping Tampines Expressway (TPE).
|-
|'''28 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Pasir Ris Gdns along Elias Rd.
|-
|'''1993'''
|'''11 April'''
|style='text-align:left'|Amended to ply Victoria St, Hill St and New Bridge Rd, skipping Nth Bridge Rd, Sth Bridge Rd and Neil Rd.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|First bus from Tampines Int brought forward to 0530 hrs on weekdays.
|-
|'''1996'''
|'''3 September'''
|style='text-align:left'|Amended to ply Pasir Ris Dr 12 and Pasir Ris Dr 1, skipping Elias Rd.
|-
|'''1997'''
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1999'''
|'''10 July'''
|style='text-align:left'|Amended to ply Middle Rd and Victoria St, skipping Waterloo St, Stamford Rd and Bras Basah Rd.
|-
|rowspan=2|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended back to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|Tampines ↔ Serangoon
|'''27 July'''
|style='text-align:left'|Shortened to Serangoon Int and amended to ply Hougang Ave 3 and Upp Serangoon Rd under North East Line Rationalisation Phase 2.
|-
|'''2007'''
|'''23 June'''
|style='text-align:left'|Amended to ply Tampines Svc Rd.
|-
|rowspan=5|Tampines ↺ Serangoon Ctrl
|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to loop at Serangoon Ctrl with the opening of Serangoon Integrated Transport Hub.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|'''2017'''
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.
|}

==Service 81A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Upp Serangoon Rd (10.5 km) ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Serangoon Rd 10.5 km Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to skip Jln Besar, Bencoolen St and Bras Basah Rd and re-numbered Service 85 under 1974 Bus Rationalisation.
|}

==Service 82==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=8|Punggol ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Punggol Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=10|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|rowspan=14|Punggol ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1990'''
|'''24 June'''
|style='text-align:left'|Serves additional bus stop opposite Hong Wen Sch along Victoria St.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Amended to ply Hougang Ave 10 and Hougang Ave 2 under TransitLink Network Integration Exercise Phase 6, skipping Hougang Ave 8.
|-
|'''1994'''
|'''3 July'''
|style='text-align:left'|Amended to ply Crawford St towards Punggol Ter.
|-
|rowspan=2|{{TIBS}}
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Skips 2 pairs of removed bus stops outside and opposite Punggol Mkt and opposite and after Lor Cheng Lim along Punggol Rd.
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|First bus from Shenton Way Ter brought forward to 0545 hrs on weekdays and Saturdays, and 0600 hrs on Sundays and Public Holidays.
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite St. Anne's Ch along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves reinstated bus stop outside Blk 298A along Punggol Rd.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Calls at a new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|{{Bus/D|82|note=Serangoon ↺ Punggol Rd}}{{Bus/D|82A|PAST|note=Serangoon → Punggol Rd}}
|rowspan=2|'''7 December'''
|style='text-align:left'|{{Bus/D|82|note=Amended to start from Serangoon Int, loop at Punggol Rd and amended to ply Punggol Field, Punggol Pl and Punggol Ctrl under North East Line Rationalisation Phase 3.}}
|-
|style='text-align:left'|{{Bus/D|82A|PAST|note=Introduced from Serangoon Int to Punggol Rd (Punggol Rd End), operating after the last bus of Service 82 daily.}}
|-
|rowspan=2|{{Bus/D|82|note=Serangoon ↺ Punggol Rd}}{{Bus/D|82A|PAST|note=Serangoon → Punggol Ctrl}}
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|82A|PAST|note=Shortened to terminate at Punggol Ctrl (Opp Blk 293). Last bus shortened to 0020 hrs daily.}}
|-
|'''2010'''
|'''5 December'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 604A along Punggol Rd.
|-
|rowspan=5|Punggol ↺ Serangoon Ctrl
|rowspan=2|'''2011'''
|rowspan=2|'''3 September'''
|style='text-align:left'|{{Bus/D|82|note=Amended to start from Punggol Int and loop at Serangoon Ctrl with the opening of Serangoon Integrated Transport Hub.}}
|-
|style='text-align:left'|{{Bus/D|82A|PAST|note=Discontinued with the route amendment of Service 82 to Punggol Int.}}
|-
|'''2013'''
|'''31 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-nine-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Nine New Wheelchair Accessible Bus Services"] SBS Transit, 25 March 2013</ref>
|-
|rowspan=2|{{GAS}} '''(Current)'''
|rowspan=2|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus brought forward to 0515 hrs daily.
|}

==Service 83==
===1st Generation (1971 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=11|Punggol ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Punggol Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=9|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|rowspan=4|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Punggol Rd Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Punggol Rd Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Service 101 and amended to ply Hougang Ave 8, Hougang Ave 2, Yio Chu Kang Lk, Yio Chu Kang Rd and Serangoon Ctrl.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Integrated with Service 147 and discontinued under TransitLink Network Integration Exercise Phase 6.
|}

===2nd Generation (since 2001)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=9|{{SBST}}
|rowspan=3|Sengkang ↺ Punggol Field
|'''2001'''
|'''23 December'''
|style='text-align:left'|Introduced between Sengkang Temp Int and Punggol Field (Loop).
|-
|rowspan=6|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''9 February'''
|style='text-align:left'|Amended to ply Sengkang East Rd and Compassvale St, skipping Compassvale Rd.
|-
|Sengkang ↺ Edgedale Plains
|'''4 May'''
|style='text-align:left'|Amended to loop at Edgedale Plains temporarily.
|-
|Sengkang ↺ Punggol Stn
|'''20 June'''
|style='text-align:left'|Extended to loop at Punggol Ctrl with the opening of Punggol station on the North East Line.
|-
|rowspan=2|{{Bus/D|83|note=Punggol ↺ Sengkang}}{{Bus/D|83A|PAST|note=Punggol → Sengkang}}
|rowspan=2|'''30 November'''
|style='text-align:left'|Amended to start from Punggol Int and loop at Sengkang Int.
|-
|style='text-align:left'|{{Bus/D|83A|PAST|note=Introduced from Punggol Int to Sengkang Int, operating after the last bus of Service 83 daily}}
|-
|rowspan=4|Punggol ↺ Sengkang
|'''2011'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|83A|PAST|note=Discontinued with the dropping of ‘A’ suffix for terminating trip.}}
|-
|'''2014'''
|'''29 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{GAS}} '''(Current)'''
|rowspan=2|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus brought forward to 0520 hrs daily.
|-
|{{Bus/D|83|note=Punggol ↺ Sengkang}}{{Bus/D|83T|note=Punggol → Sengkang}}
|'''2021'''
|'''11 April'''
|style='text-align:left'|{{Bus/D|83T|note=Introduced from Punggol Int to Sengkang Int, operating after the last bus of Service 83 daily. {{LWAB}}}}
|}

==Service 84/G/W==
===1st Generation (1971 - 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=2|Upp Serangoon ↺ Upp Cross St
|'''1971'''
|'''3 July'''
|style='text-align:left'|Introduced between Upp Serangoon Ter and Upp Cross St (Loop).
|-
|rowspan=16|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=3|Upp Serangoon ↔ Tg Pagar Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Tg Pagar Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Upp Serangoon Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=2|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to temporary terminal at Lim Teck Kim Rd with the closure of Tg Pagar Ter.
|-
|rowspan=3|Upp Serangoon ↔ Anson Rd
|'''23 December'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Hoe Chiang Rd towards Anson Rd Ter, skipping Lim Teck Kim Rd
|-
|'''1982'''
|'''13 June'''
|style='text-align:left'|Amended to ply Aljunied Way and Aljunied Rd.
|-
|rowspan=5|Upp Serangoon ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Upp Serangoon Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Upp Serangoon Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=4|Hougang Ctrl ↔ World Trade Ctr
|'''1994'''
|'''18 December'''
|style='text-align:left'|Amended to Hougang Ctrl Int.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Kallang Stn along Sims Ave.
|-
|'''1998'''
|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|'''1999'''
|'''12 December'''
|style='text-align:left'|Integrated with Service 864 to form Service 80 and discontinued.
|}

===2nd Generation (2003 - 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}}
|Punggol Stn ↺ Punggol East
|rowspan=2|'''2003'''
|'''15 September'''
|style='text-align:left'|Introduced between Punggol Ctrl (Punggol Stn) and Punggol East (Loop) as a peak hour one-directional service, operating on weekdays and Saturdays only.
|-
|rowspan=2|Punggol ↺ Punggol East
|'''30 November'''
|style='text-align:left'|Amended to Punggol Int.
|-
|'''2005'''
|'''12 March'''
|style='text-align:left'|Discontinued under Punggol LRT (East Loop) Rationalisation.
|}

===3rd Generation (since 2011)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBST}}
|rowspan=5|Punggol ↺ Punggol Rd
|'''2011'''
|'''3 September'''
|style='text-align:left'|Introduced between Punggol Int and Punggol Rd (Loop), replacing the deleted sectors of Service 82.
|-
|rowspan=11|{{GAS}} '''(Current)'''
|'''2016'''
|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|'''2017'''
|'''16 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''26 August'''
|style='text-align:left'|Amended to ply Punggol Dr, Sentul Cres, Sumang Lk and Punggol Way with the partial closure of Punggol Rd.
|-
|'''2020'''
|'''23 February'''
|style='text-align:left'|Amended to ply Northshore Cres and Northshore Dr with the partial closure of Punggol Way and Punggol Rd.
|-
|Punggol ↺ New Punggol Rd
|'''2023'''
|'''17 December'''
|style='text-align:left'|Amended to loop at New Punggol Rd, skipping Punggol Rd (End).
|-
|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}
|rowspan=5|'''2024'''
|'''23 June'''
|style='text-align:left'|Amended to ply the extended New Punggol Rd and converted into bi-directional loop service.
|-
|rowspan=4|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}{{Bus/D|84A|PAST|note=Punggol → New Punggol Rd}}
|'''16 August'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Introduced from Punggol Int to New Punggol Rd (Punggol Coast Stn) on an ad-hoc basis. {{LWAB}}}}
|-
|'''2 September'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Revised to operate during morning peak hours on weekdays.}}
|-
|rowspan=2|'''8 December'''
|style='text-align:left'|{{Bus/D|84G|note=Serves additional bus stop outside Blk 437B along New Punggol Rd.}}
|-
|style='text-align:left'|{{Bus/D|84W|note=Serves an additional bus stop opposite Blk 437B along New Punggol Rd.}}
|-
|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}
|'''2025'''
|'''12 April'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Discontinued.}}
|}

==Service 85==
===1st Generation (1974 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|Upp Serangoon Rd (10.5 km) ↔ New Bridge Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 81A as a service between Upp Serangoon Rd 10.5 km Ter and New Bridge Rd Ter under 1974 Bus Rationalisation.
|-
|rowspan=2|Upp Serangoon Rd (10.5 km) ↺ Sims Ave
|'''1978'''
|'''24 April'''
|style='text-align:left'|Amended to ply Jln Kolam Ayer and Kallang Bahru and shortened to loop at Sims Ave.
|-
|'''1982'''
|'''11 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd and Geylang Bahru, skipping Jln Kolam Ayer.
|-
|rowspan=2|Hougang ↺ Sims Ave
|'''1983'''
|'''30 October'''
|style='text-align:left'|Amended to Hougang Int.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===2nd Generation (1999 - 2003)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Sengkang ↔ World Trade Ctr
|'''1999'''
|'''12 December'''
|style='text-align:left'|Re-numbered from Service 865 as a service between Sengkang Ter and World Trade Ctr Ter.
|-
|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|85A|PAST|note=Introduced from Sengkang Ter to Upp Serangoon Rd (Blk 205) during morning peak hours on weekdays.}}
|-
|rowspan=4|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}{{Bus/D|85B|PAST|note=Sengkang → Jln Besar}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|85B|PAST|note=Introduced from Sengkang Ter to Jln Besar (Bef Sim Lim Twr) on Saturdays, Sundays and Public Holidays.}}
|-
|'''2001'''
|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|rowspan=2|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop opposite Mandarin Singapore along Orchard Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=4|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}
|rowspan=4|'''2003'''
|rowspan=2|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|style='text-align:left'|{{Bus/D|85B|PAST|note=Discontinued.}}
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|'''27 July'''
|style='text-align:left'|Discontinued under North East Line Rationalisation Phase 2.
|}

===3rd Generation (since 2006)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=6|{{SBST}}
|rowspan=9|Punggol ↔ Yishun
|'''2006'''
|'''1 January'''
|style='text-align:left'|Introduced between Punggol Int and Yishun Int, operating between 0600 hrs and 2330 hrs from Punggol Int and Yishun Int daily.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Amended to ply Sengkang East Way, Sengkang West Way and Jln Kayu, except during weekday morning peak hours towards Yishun Int.
|-
|'''2011'''
|'''31 July'''
|style='text-align:left'|Serves 3 new pairs of bus stops along Sengkang West Way.
|-
|'''2012'''
|'''19 November'''
|style='text-align:left'|Amended to ply Sengkang East Way, Sengkang West Way and Jln Kayu permanently.
|-
|'''2013'''
|'''9 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-launch-six-more-wheelchair-accessible-bus-services "SBS Transit to launch six more Wheelchair Accessible Bus Services"] SBS Transit, 31 May 2013</ref>
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|rowspan=5|{{GAS}} '''(Current)'''
|rowspan=3|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus from Punggol Int brought forward to 0530 hrs on weekdays.
|-
|'''25 September'''
|style='text-align:left'|Serves new pair of bus stops outside Waterwoods and after Punggol Field along Punggol East.
|-
|rowspan=2|{{Bus/D|85|note=Punggol ↔ Yishun}}{{Bus/D|85A|note=Yishun → Sengkang East Rd}}
|rowspan=2|'''2019'''
|'''25 March'''
|style='text-align:left'|{{Bus/D|85A|note=Introduced from Yishun Temp Int to Sengkang East Rd (Sengkang Community Hub) during evening peak hours on weekdays. {{LWAB}}}}
|-
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/dam/ltagov/news/press/2019/20190807_Yishun_ITH_loc_map_Annex.pdf "Yishun ITH Location Map"] Land Transport Authority, 7 August 2019.</ref>
|}

==Service 85#==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBST}}
|rowspan=2|Punggol ↔ Yishun
|'''2010'''
|'''23 May'''
|style='text-align:left'|Introduced between Punggol Temp Int and Yishun Int, plying the original route of Service 85 via Sengkang East Rd during weekday morning peak hours.
|-
|'''2012'''
|'''19 November'''
|style='text-align:left'|Discontinued with the permanent route amendment of Service 85 to Sengkang East Way, Sengkang West Way and Jln Kayu.
|}

==Service 86==
===1st Generation (1977 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=3|Tampines Way ↺ Shenton Way
|'''1977'''
|'''13 June'''
|style='text-align:left'|Introduced between Tampines Way Ter and Shenton Way (Loop) as a semi-express service operating on weekdays and Saturdays only.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Keppel Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|Hougang ↺ Shenton Way
|rowspan=2|'''1983'''
|'''30 October'''
|style='text-align:left'|Amended to Hougang Int.
|-
|'''18 December'''
|style='text-align:left'|Integrated with Service 97 and discontinued.
|}

===2nd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=5|Sengkang ↔ Ang Mo Kio
|'''1999'''
|'''12 December'''
|style='text-align:left'|Re-numbered from Service 866 as a service between Sengkang Ter and Ang Mo Kio Int.
|-
|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|rowspan=2|'''2001'''
|rowspan=2|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Sengkang Temp Int brought forward to 0530 hrs on Saturdays, Sundays & Public Holidays.
|-
|rowspan=3|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|rowspan=5|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|PAST|note=Ang Mo Kio → Jln Kayu}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|86A|PAST|note=Introduced from Ang Mo Kio Temp Int to Jln Kayu (Bef Seletar Camp G) during morning peak hours on weekdays.}}
|-
|'''31 December'''
|style='text-align:left'|Serves reinstated pair of bus stops before and after Sengkang West Ave along Jln Kayu.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''9 February'''
|style='text-align:left'|Amended to ply Compassvale Dr, skipping Punggol Rd and Sengkang East Ave.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|rowspan=3|Sengkang ↔ Ang Mo Kio
|rowspan=2|'''2010'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|86A|PAST|note=Discontinued.}}
|-
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Amended to ply Sengkang West Ave and Sengkang West Rd with the partial closure of Jln Kayu.
|-
|rowspan=2|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|rowspan=2|'''2024'''
|rowspan=2|'''24 June'''
|style='text-align:left'|{{Bus/D|86A|note=Introduced from Jln Kayu (Aft Seletar Camp G) to Ang Mo Kio Ave 6 (Yio Chu Kang Stn) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|86B|note=Introduced from Ang Mo Kio Ave 6 (Opp Yio Chu Kang Stn) to Jln Kayu (Bef Seletar Camp G) during evening peak hours on weekdays.}}
|-
|{{Bus/D|86|note=Compassvale ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 87==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=15|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=13|Sengkang ↔ Bedok
|'''1999'''
|'''19 September'''
|style='text-align:left'|Introduced between Sengkang Ter and Bedok Int.
|-
|rowspan=3|'''2001'''
|rowspan=3|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Sengkang Temp Int brought forward to 0530 hrs daily.
|-
|style='text-align:left'|First bus from Bedok Int brought forward to 0530 hrs daily.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''20 June'''
|style='text-align:left'|Serves new bus stop opposite Hougang Ctrl Int along Hougang Ctrl.
|-
|rowspan=3|'''2011'''
|'''28 August'''
|style='text-align:left'|Amended to ply Jln Tenaga, Bedok Reservoir Rd and Jln Damai with the partial closure of Kaki Bt Ave 1 to facilitate the construction of Kaki Bukit station on the Downtown Line.
|-
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new bus stop outside Bedok Nth Stn along Bedok Nth Rd.
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island.
|-
|Compassvale ↔ Bedok
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|Sengkang ↔ Bedok
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 88==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|Pasir Ris ↔ Toa Payoh
|rowspan=3|'''1999'''
|'''28 February'''
|style='text-align:left'|Introduced between Pasir Ris Int and Toa Payoh Temp Int.
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite St. Anne's Ch along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves reinstated bus stop outside Blk 298A along Punggol Rd.
|-
|rowspan=2|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|rowspan=4|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|PAST|note=Punggol Rd → Ang Mo Kio Ave 3}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Introduced from Punggol Rd (St. Anne's Ch) to Ang Mo Kio Ave 3 (Opp Ang Mo Kio Stn) during morning peak hours on weekdays.}}
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|88|note=Last bus from Toa Payoh Temp Int extended to 2340 hrs daily.}}
|-
|rowspan=2|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Extended to start from Punggol Rd (Blk 190C).}}
|-
|rowspan=2|Pasir Ris ↔ Toa Payoh
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Discontinued.}}
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|rowspan=2|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|note=Hougang Ave 4 → Ang Mo Kio Ave 3}}{{Bus/D|88B|note=Ang Mo Kio Ave 6 → Ang Mo Kio Ave 5}}
|rowspan=2|'''2012'''
|rowspan=2|'''8 October'''
|style='text-align:left'|{{Bus/D|88A|note=Introduced from Hougang Ave 4 (Blk 919) to Ang Mo Kio Ave 3 (Opp Ang Mo Kio Stn) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|88B|note=Introduced from Ang Mo Kio Ave 6 (Blk 207) to Ang Mo Kio Ave 5 (Bef Yio Chu Kang Rd) during morning peak hours on weekdays.}}
|-
|rowspan=5|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|note=Punggol Rd → Ang Mo Kio Ave 3}}{{Bus/D|88B|note=Ang Mo Kio Ave 3 → Ang Mo Kio Ave 5}}
|rowspan=3|'''2013'''
|rowspan=2|'''9 April'''
|style='text-align:left'|{{Bus/D|88A|note=Extended to start from Punggol Rd (Blk 190C).}}
|-
|style='text-align:left'|{{Bus/D|88B|note=Shortened to start from Ang Mo Kio Ave 3 (Ang Mo Kio Stn).}}
|-
|'''9 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-launch-six-more-wheelchair-accessible-bus-services "SBS Transit to launch six more Wheelchair Accessible Bus Services"] SBS Transit, 31 May 2013</ref>
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.
|-
|'''2025'''
|'''27 April'''
|style='text-align:left'|Amended to Pasir Ris Integrated Transport Hub.
|}

==Service 89==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=8|Hougang Ctrl ↺ Changi AirFreight Ctr
|'''1999'''
|'''5 December'''
|style='text-align:left'|Introduced between Hougang Ctrl Temp Int and Changi Airport Cargo Cplx (Loop).
|-
|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Loyang Ind Est along Loyang Ave.
|-
|'''2008'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Changi Beach CP 2 along Nicoll Dr, skipping the bus stop opposite Changi Beach CP 2.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.<ref>[//www.sbstransit.com.sg/news/additional-bus-stops-for-services-3-27-34-88-89-and-89e-along-the-slip-roads-of-tampines-expressway-near-the-punggol-flyover "Additional bus stops for Services 3, 27, 34, 88, 89 and 89e along the slip roads of Tampines Expressway near the Punggol Flyover"] SBS Transit, 15 August 2014</ref>
|-
|'''2015'''
|'''22 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-four-wheelchair-accessible-bus-services "SBS Transit to roll out another four wheelchair-accessible bus services"] SBS Transit, 16 June 2015</ref>
|-
|{{Bus/D|89|note=Hougang Ctrl ↺ Changi AirFreight Ctr}}{{Bus/D|89A|note=Pasir Ris Dr 1 → Airport Cargo Rd}}
|'''2017'''
|'''10 April'''
|style='text-align:left'|{{Bus/D|89A|note=Introduced from Pasir Ris Dr 1 (Blk 738) to Airport Cargo Rd (AirFreight Ter Bldg) during morning peak hours on weekdays. {{LWAB}}<ref>[//scontent.fsin14-2.fna.fbcdn.net/v/t39.30808-6/491799082_3532405993735570_5940197055004731999_n.jpg?_nc_cat=106&ccb=1-7&_nc_sid=127cfc&_nc_ohc=qRuApzZCyI4Q7kNvwH5GT3H&_nc_oc=AdnLZGG9y_wCQ_tE4nf9EncgoEvg922l1e_J0-C-wXP5yY3Q9k849NSx0Sq7j-YvLGw&_nc_zt=23&_nc_ht=scontent.fsin14-2.fna&_nc_gid=owJw3_UoMwzvq5wP11--Dg&oh=00_AfFQLnFyz408ItbnoG8nCATwKXfXFAtVQRfy1f5kyxKuLQ&oe=680E6274 "Short-Trip Service 89A From Monday, 10 April 2017"] SBS Transit, 29 March 2017</ref>}}
|-
|rowspan=4|{{Bus/D|89|note=Hougang Ctrl ↺ Changi AirFreight Ctr}}{{Bus/D|89A|note=TPE → Airport Cargo Rd}}
|'''2021'''
|'''5 July'''
|style='text-align:left'|{{Bus/D|89A|note=Extended to start from the bus stop after Punggol Rd along TPE.<ref>[//www.sbstransit.com.sg/news/service-improvements-to-services-89a-and-89e-from-5-july-2021 "Service improvements to Services 89A and 89e from 5 July 2021"] SBS Transit, 24 June 2021</ref>}}
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|rowspan=2|'''2023'''
|'''26 February'''
|style='text-align:left'|Temporarily amended to ply the bus-only corridor along Loyang Ave and Loyang Way with the partial closure of Loyang Ave to facilitate the construction of Loyang Viaduct and Loyang station on the Cross Island Line, skipping 3 pairs of bus stops along Loyang Ave.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-9-19-59-89-89e-and-109 "Route amendments for Services 9, 19, 59, 89, 89e and 109"] SBS Transit, 3 February 2023</ref>
|-
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-39-53-81-89-and-109 "Route Amendments for Services 39, 53, 81, 89 and 109"] SBS Transit, 11 September 2023</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:Go-Ahead Singapore]]
[[Category:SBS Transit]]

History of Services 80 - 89

2026-04-24T11:00:32Z

Singapore Buses: /* 3rd Generation (since 1999) */

==Service 80==
===1st Generation (1971 - 1985)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=9|Upp Changi ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Changi Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to skip Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1985'''
|'''23 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1996 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Tampines ↔ Hougang Ctrl
|'''1996'''
|'''3 September'''
|style='text-align:left'|Introduced between Tampines Int and Hougang Ctrl Int.
|-
|'''1998'''
|'''30 March'''
|style='text-align:left'|Integrated with Service 72 and discontinued.
|}

===3rd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Sengkang ↔ HarbourFront
|'''1999'''
|'''12 December'''
|style='text-align:left'|Introduced between Sengkang Ter and World Trade Ctr Ter with the integration of Services 84 and 864.
|-
|rowspan=15|{{Bus/D|80|note=Sengkang ↔ HarbourFront}}{{Bus/D|80A|note=Sengkang → Aljunied Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|80A|note=Introduced from Sengkang Ter to Aljunied Rd (Aljunied Stn) during morning peak hours on weekdays.}}
|-
|rowspan=2|'''2001'''
|rowspan=2|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from World Trade Ctr Ter brought forward to 0540 hrs on weekdays and Saturdays.
|-
|rowspan=3|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''20 June'''
|style='text-align:left'|Serves new bus stop opposite Hougang Ctrl Int along Hougang Ctrl.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=Last bus from HarbourFront Int extended to 0015 hrs daily.}}
|-
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=First bus from Sengkang Int brought forward to 0515 hrs on Sundays and Public Holidays.}}
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=Last bus from HarbourFront Int extended to 0025 hrs daily.}}
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2007'''
|'''20 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|rowspan=2|'''2019'''
|rowspan=2|'''23 June'''
|style='text-align:left'|Amended to ply Cantonment Lk and Cantonment Rd towards Sengkang Int.
|-
|style='text-align:left'|Serves new bus stop outside Tower 15 along Hoe Chiang Rd.
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.
|-
|{{Bus/D|80|note=Compassvale ↔ HarbourFront}}{{Bus/D|80A|note=Compassvale → Aljunied Rd}}
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|{{Bus/D|80|note=Sengkang ↔ HarbourFront}}{{Bus/D|80A|note=Sengkang → Aljunied Rd}}
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 80A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Upp Serangoon Rd 10.5 km ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Serangoon Rd 10.5 km Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

==Service 81==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=13|Upp Changi ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Changi Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=31|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|'''1976'''
|'''18 July'''
|style='text-align:left'|Amended to skip Tanah Merah Besar Rd and Nicoll Dr on Sundays and Public Holidays.
|-
|rowspan=3|'''1986'''
|'''11 May'''
|style='text-align:left'|Amended to skip Kuala Loyang Rd.
|-
|'''1 September'''
|style='text-align:left'|Skips a pair of removed bus stops along Tampines Rd to facilitate the construction of TPE.
|-
|'''23 December'''
|style='text-align:left'|Serves merged bus stop along the new carriageway of Tampines Rd.
|-
|rowspan=5|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''20 September'''
|style='text-align:left'|Skips 6 pairs of removed bus stops along Tampines Rd with the opening of TPE.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Upp Changi Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Upp Changi Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=12|Tampines ↔ New Bridge Rd
|'''1988'''
|'''23 October'''
|style='text-align:left'|Extended to Tampines Int.
|-
|rowspan=3|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|'''30 July'''
|style='text-align:left'|Amended to ply Loyang Ave, Pasir Ris Dr 1 and Elias Rd, skipping Tampines Expressway (TPE).
|-
|'''28 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Pasir Ris Gdns along Elias Rd.
|-
|'''1993'''
|'''11 April'''
|style='text-align:left'|Amended to ply Victoria St, Hill St and New Bridge Rd, skipping Nth Bridge Rd, Sth Bridge Rd and Neil Rd.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|First bus from Tampines Int brought forward to 0530 hrs on weekdays.
|-
|'''1996'''
|'''3 September'''
|style='text-align:left'|Amended to ply Pasir Ris Dr 12 and Pasir Ris Dr 1, skipping Elias Rd.
|-
|'''1997'''
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1999'''
|'''10 July'''
|style='text-align:left'|Amended to ply Middle Rd and Victoria St, skipping Waterloo St, Stamford Rd and Bras Basah Rd.
|-
|rowspan=2|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended back to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|Tampines ↔ Serangoon
|'''27 July'''
|style='text-align:left'|Shortened to Serangoon Int and amended to ply Hougang Ave 3 and Upp Serangoon Rd under North East Line Rationalisation Phase 2.
|-
|'''2007'''
|'''23 June'''
|style='text-align:left'|Amended to ply Tampines Svc Rd.
|-
|rowspan=5|Tampines ↺ Serangoon Ctrl
|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to loop at Serangoon Ctrl with the opening of Serangoon Integrated Transport Hub.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|'''2017'''
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.
|}

==Service 81A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Upp Serangoon Rd (10.5 km) ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Serangoon Rd 10.5 km Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to skip Jln Besar, Bencoolen St and Bras Basah Rd and re-numbered Service 85 under 1974 Bus Rationalisation.
|}

==Service 82==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=8|Punggol ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Punggol Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=10|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|rowspan=14|Punggol ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1990'''
|'''24 June'''
|style='text-align:left'|Serves additional bus stop opposite Hong Wen Sch along Victoria St.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Amended to ply Hougang Ave 10 and Hougang Ave 2 under TransitLink Network Integration Exercise Phase 6, skipping Hougang Ave 8.
|-
|'''1994'''
|'''3 July'''
|style='text-align:left'|Amended to ply Crawford St towards Punggol Ter.
|-
|rowspan=2|{{TIBS}}
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Skips 2 pairs of removed bus stops outside and opposite Punggol Mkt and opposite and after Lor Cheng Lim along Punggol Rd.
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|First bus from Shenton Way Ter brought forward to 0545 hrs on weekdays and Saturdays, and 0600 hrs on Sundays and Public Holidays.
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite St. Anne's Ch along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves reinstated bus stop outside Blk 298A along Punggol Rd.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Calls at a new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|{{Bus/D|82|note=Serangoon ↺ Punggol Rd}}{{Bus/D|82A|PAST|note=Serangoon → Punggol Rd}}
|rowspan=2|'''7 December'''
|style='text-align:left'|{{Bus/D|82|note=Amended to start from Serangoon Int, loop at Punggol Rd and amended to ply Punggol Field, Punggol Pl and Punggol Ctrl under North East Line Rationalisation Phase 3.}}
|-
|style='text-align:left'|{{Bus/D|82A|PAST|note=Introduced from Serangoon Int to Punggol Rd (Punggol Rd End), operating after the last bus of Service 82 daily.}}
|-
|rowspan=2|{{Bus/D|82|note=Serangoon ↺ Punggol Rd}}{{Bus/D|82A|PAST|note=Serangoon → Punggol Ctrl}}
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|82A|PAST|note=Shortened to terminate at Punggol Ctrl (Opp Blk 293). Last bus extended to 0020 hrs daily.}}
|-
|'''2010'''
|'''5 December'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 604A along Punggol Rd.
|-
|rowspan=5|Punggol ↺ Serangoon Ctrl
|rowspan=2|'''2011'''
|rowspan=2|'''3 September'''
|style='text-align:left'|{{Bus/D|82|note=Amended to start from Punggol Int and loop at Serangoon Ctrl with the opening of Serangoon Integrated Transport Hub.}}
|-
|style='text-align:left'|{{Bus/D|82A|PAST|note=Discontinued with the route amendment of Service 82 to Punggol Int.}}
|-
|'''2013'''
|'''31 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-nine-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Nine New Wheelchair Accessible Bus Services"] SBS Transit, 25 March 2013</ref>
|-
|rowspan=2|{{GAS}} '''(Current)'''
|rowspan=2|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus brought forward to 0515 hrs daily.
|}

==Service 83==
===1st Generation (1971 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=11|Punggol ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Punggol Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=9|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|rowspan=4|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Punggol Rd Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Punggol Rd Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Service 101 and amended to ply Hougang Ave 8, Hougang Ave 2, Yio Chu Kang Lk, Yio Chu Kang Rd and Serangoon Ctrl.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Integrated with Service 147 and discontinued under TransitLink Network Integration Exercise Phase 6.
|}

===2nd Generation (since 2001)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=9|{{SBST}}
|rowspan=3|Sengkang ↺ Punggol Field
|'''2001'''
|'''23 December'''
|style='text-align:left'|Introduced between Sengkang Temp Int and Punggol Field (Loop).
|-
|rowspan=6|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''9 February'''
|style='text-align:left'|Amended to ply Sengkang East Rd and Compassvale St, skipping Compassvale Rd.
|-
|Sengkang ↺ Edgedale Plains
|'''4 May'''
|style='text-align:left'|Amended to loop at Edgedale Plains temporarily.
|-
|Sengkang ↺ Punggol Stn
|'''20 June'''
|style='text-align:left'|Extended to loop at Punggol Ctrl with the opening of Punggol station on the North East Line.
|-
|rowspan=2|{{Bus/D|83|note=Punggol ↺ Sengkang}}{{Bus/D|83A|PAST|note=Punggol → Sengkang}}
|rowspan=2|'''30 November'''
|style='text-align:left'|Amended to start from Punggol Int and loop at Sengkang Int.
|-
|style='text-align:left'|{{Bus/D|83A|PAST|note=Introduced from Punggol Int to Sengkang Int, operating after the last bus of Service 83 daily}}
|-
|rowspan=4|Punggol ↺ Sengkang
|'''2011'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|83A|PAST|note=Discontinued with the dropping of ‘A’ suffix for terminating trip.}}
|-
|'''2014'''
|'''29 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{GAS}} '''(Current)'''
|rowspan=2|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus brought forward to 0520 hrs daily.
|-
|{{Bus/D|83|note=Punggol ↺ Sengkang}}{{Bus/D|83T|note=Punggol → Sengkang}}
|'''2021'''
|'''11 April'''
|style='text-align:left'|{{Bus/D|83T|note=Introduced from Punggol Int to Sengkang Int, operating after the last bus of Service 83 daily. {{LWAB}}}}
|}

==Service 84/G/W==
===1st Generation (1971 - 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=2|Upp Serangoon ↺ Upp Cross St
|'''1971'''
|'''3 July'''
|style='text-align:left'|Introduced between Upp Serangoon Ter and Upp Cross St (Loop).
|-
|rowspan=16|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=3|Upp Serangoon ↔ Tg Pagar Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Tg Pagar Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Upp Serangoon Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=2|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to temporary terminal at Lim Teck Kim Rd with the closure of Tg Pagar Ter.
|-
|rowspan=3|Upp Serangoon ↔ Anson Rd
|'''23 December'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Hoe Chiang Rd towards Anson Rd Ter, skipping Lim Teck Kim Rd
|-
|'''1982'''
|'''13 June'''
|style='text-align:left'|Amended to ply Aljunied Way and Aljunied Rd.
|-
|rowspan=5|Upp Serangoon ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Upp Serangoon Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Upp Serangoon Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=4|Hougang Ctrl ↔ World Trade Ctr
|'''1994'''
|'''18 December'''
|style='text-align:left'|Amended to Hougang Ctrl Int.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Kallang Stn along Sims Ave.
|-
|'''1998'''
|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|'''1999'''
|'''12 December'''
|style='text-align:left'|Integrated with Service 864 to form Service 80 and discontinued.
|}

===2nd Generation (2003 - 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}}
|Punggol Stn ↺ Punggol East
|rowspan=2|'''2003'''
|'''15 September'''
|style='text-align:left'|Introduced between Punggol Ctrl (Punggol Stn) and Punggol East (Loop) as a peak hour one-directional service, operating on weekdays and Saturdays only.
|-
|rowspan=2|Punggol ↺ Punggol East
|'''30 November'''
|style='text-align:left'|Amended to Punggol Int.
|-
|'''2005'''
|'''12 March'''
|style='text-align:left'|Discontinued under Punggol LRT (East Loop) Rationalisation.
|}

===3rd Generation (since 2011)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBST}}
|rowspan=5|Punggol ↺ Punggol Rd
|'''2011'''
|'''3 September'''
|style='text-align:left'|Introduced between Punggol Int and Punggol Rd (Loop), replacing the deleted sectors of Service 82.
|-
|rowspan=11|{{GAS}} '''(Current)'''
|'''2016'''
|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|'''2017'''
|'''16 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''26 August'''
|style='text-align:left'|Amended to ply Punggol Dr, Sentul Cres, Sumang Lk and Punggol Way with the partial closure of Punggol Rd.
|-
|'''2020'''
|'''23 February'''
|style='text-align:left'|Amended to ply Northshore Cres and Northshore Dr with the partial closure of Punggol Way and Punggol Rd.
|-
|Punggol ↺ New Punggol Rd
|'''2023'''
|'''17 December'''
|style='text-align:left'|Amended to loop at New Punggol Rd, skipping Punggol Rd (End).
|-
|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}
|rowspan=5|'''2024'''
|'''23 June'''
|style='text-align:left'|Amended to ply the extended New Punggol Rd and converted into bi-directional loop service.
|-
|rowspan=4|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}{{Bus/D|84A|PAST|note=Punggol → New Punggol Rd}}
|'''16 August'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Introduced from Punggol Int to New Punggol Rd (Punggol Coast Stn) on an ad-hoc basis. {{LWAB}}}}
|-
|'''2 September'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Revised to operate during morning peak hours on weekdays.}}
|-
|rowspan=2|'''8 December'''
|style='text-align:left'|{{Bus/D|84G|note=Serves additional bus stop outside Blk 437B along New Punggol Rd.}}
|-
|style='text-align:left'|{{Bus/D|84W|note=Serves an additional bus stop opposite Blk 437B along New Punggol Rd.}}
|-
|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}
|'''2025'''
|'''12 April'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Discontinued.}}
|}

==Service 85==
===1st Generation (1974 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|Upp Serangoon Rd (10.5 km) ↔ New Bridge Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 81A as a service between Upp Serangoon Rd 10.5 km Ter and New Bridge Rd Ter under 1974 Bus Rationalisation.
|-
|rowspan=2|Upp Serangoon Rd (10.5 km) ↺ Sims Ave
|'''1978'''
|'''24 April'''
|style='text-align:left'|Amended to ply Jln Kolam Ayer and Kallang Bahru and shortened to loop at Sims Ave.
|-
|'''1982'''
|'''11 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd and Geylang Bahru, skipping Jln Kolam Ayer.
|-
|rowspan=2|Hougang ↺ Sims Ave
|'''1983'''
|'''30 October'''
|style='text-align:left'|Amended to Hougang Int.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===2nd Generation (1999 - 2003)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Sengkang ↔ World Trade Ctr
|'''1999'''
|'''12 December'''
|style='text-align:left'|Re-numbered from Service 865 as a service between Sengkang Ter and World Trade Ctr Ter.
|-
|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|85A|PAST|note=Introduced from Sengkang Ter to Upp Serangoon Rd (Blk 205) during morning peak hours on weekdays.}}
|-
|rowspan=4|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}{{Bus/D|85B|PAST|note=Sengkang → Jln Besar}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|85B|PAST|note=Introduced from Sengkang Ter to Jln Besar (Bef Sim Lim Twr) on Saturdays, Sundays and Public Holidays.}}
|-
|'''2001'''
|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|rowspan=2|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop opposite Mandarin Singapore along Orchard Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=4|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}
|rowspan=4|'''2003'''
|rowspan=2|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|style='text-align:left'|{{Bus/D|85B|PAST|note=Discontinued.}}
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|'''27 July'''
|style='text-align:left'|Discontinued under North East Line Rationalisation Phase 2.
|}

===3rd Generation (since 2006)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=6|{{SBST}}
|rowspan=9|Punggol ↔ Yishun
|'''2006'''
|'''1 January'''
|style='text-align:left'|Introduced between Punggol Int and Yishun Int, operating between 0600 hrs and 2330 hrs from Punggol Int and Yishun Int daily.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Amended to ply Sengkang East Way, Sengkang West Way and Jln Kayu, except during weekday morning peak hours towards Yishun Int.
|-
|'''2011'''
|'''31 July'''
|style='text-align:left'|Serves 3 new pairs of bus stops along Sengkang West Way.
|-
|'''2012'''
|'''19 November'''
|style='text-align:left'|Amended to ply Sengkang East Way, Sengkang West Way and Jln Kayu permanently.
|-
|'''2013'''
|'''9 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-launch-six-more-wheelchair-accessible-bus-services "SBS Transit to launch six more Wheelchair Accessible Bus Services"] SBS Transit, 31 May 2013</ref>
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|rowspan=5|{{GAS}} '''(Current)'''
|rowspan=3|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus from Punggol Int brought forward to 0530 hrs on weekdays.
|-
|'''25 September'''
|style='text-align:left'|Serves new pair of bus stops outside Waterwoods and after Punggol Field along Punggol East.
|-
|rowspan=2|{{Bus/D|85|note=Punggol ↔ Yishun}}{{Bus/D|85A|note=Yishun → Sengkang East Rd}}
|rowspan=2|'''2019'''
|'''25 March'''
|style='text-align:left'|{{Bus/D|85A|note=Introduced from Yishun Temp Int to Sengkang East Rd (Sengkang Community Hub) during evening peak hours on weekdays. {{LWAB}}}}
|-
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/dam/ltagov/news/press/2019/20190807_Yishun_ITH_loc_map_Annex.pdf "Yishun ITH Location Map"] Land Transport Authority, 7 August 2019.</ref>
|}

==Service 85#==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBST}}
|rowspan=2|Punggol ↔ Yishun
|'''2010'''
|'''23 May'''
|style='text-align:left'|Introduced between Punggol Temp Int and Yishun Int, plying the original route of Service 85 via Sengkang East Rd during weekday morning peak hours.
|-
|'''2012'''
|'''19 November'''
|style='text-align:left'|Discontinued with the permanent route amendment of Service 85 to Sengkang East Way, Sengkang West Way and Jln Kayu.
|}

==Service 86==
===1st Generation (1977 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=3|Tampines Way ↺ Shenton Way
|'''1977'''
|'''13 June'''
|style='text-align:left'|Introduced between Tampines Way Ter and Shenton Way (Loop) as a semi-express service operating on weekdays and Saturdays only.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Keppel Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|Hougang ↺ Shenton Way
|rowspan=2|'''1983'''
|'''30 October'''
|style='text-align:left'|Amended to Hougang Int.
|-
|'''18 December'''
|style='text-align:left'|Integrated with Service 97 and discontinued.
|}

===2nd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=5|Sengkang ↔ Ang Mo Kio
|'''1999'''
|'''12 December'''
|style='text-align:left'|Re-numbered from Service 866 as a service between Sengkang Ter and Ang Mo Kio Int.
|-
|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|rowspan=2|'''2001'''
|rowspan=2|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Sengkang Temp Int brought forward to 0530 hrs on Saturdays, Sundays & Public Holidays.
|-
|rowspan=3|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|rowspan=5|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|PAST|note=Ang Mo Kio → Jln Kayu}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|86A|PAST|note=Introduced from Ang Mo Kio Temp Int to Jln Kayu (Bef Seletar Camp G) during morning peak hours on weekdays.}}
|-
|'''31 December'''
|style='text-align:left'|Serves reinstated pair of bus stops before and after Sengkang West Ave along Jln Kayu.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''9 February'''
|style='text-align:left'|Amended to ply Compassvale Dr, skipping Punggol Rd and Sengkang East Ave.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|rowspan=3|Sengkang ↔ Ang Mo Kio
|rowspan=2|'''2010'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|86A|PAST|note=Discontinued.}}
|-
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Amended to ply Sengkang West Ave and Sengkang West Rd with the partial closure of Jln Kayu.
|-
|rowspan=2|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|rowspan=2|'''2024'''
|rowspan=2|'''24 June'''
|style='text-align:left'|{{Bus/D|86A|note=Introduced from Jln Kayu (Aft Seletar Camp G) to Ang Mo Kio Ave 6 (Yio Chu Kang Stn) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|86B|note=Introduced from Ang Mo Kio Ave 6 (Opp Yio Chu Kang Stn) to Jln Kayu (Bef Seletar Camp G) during evening peak hours on weekdays.}}
|-
|{{Bus/D|86|note=Compassvale ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 87==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=15|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=13|Sengkang ↔ Bedok
|'''1999'''
|'''19 September'''
|style='text-align:left'|Introduced between Sengkang Ter and Bedok Int.
|-
|rowspan=3|'''2001'''
|rowspan=3|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Sengkang Temp Int brought forward to 0530 hrs daily.
|-
|style='text-align:left'|First bus from Bedok Int brought forward to 0530 hrs daily.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''20 June'''
|style='text-align:left'|Serves new bus stop opposite Hougang Ctrl Int along Hougang Ctrl.
|-
|rowspan=3|'''2011'''
|'''28 August'''
|style='text-align:left'|Amended to ply Jln Tenaga, Bedok Reservoir Rd and Jln Damai with the partial closure of Kaki Bt Ave 1 to facilitate the construction of Kaki Bukit station on the Downtown Line.
|-
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new bus stop outside Bedok Nth Stn along Bedok Nth Rd.
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island.
|-
|Compassvale ↔ Bedok
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|Sengkang ↔ Bedok
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 88==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|Pasir Ris ↔ Toa Payoh
|rowspan=3|'''1999'''
|'''28 February'''
|style='text-align:left'|Introduced between Pasir Ris Int and Toa Payoh Temp Int.
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite St. Anne's Ch along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves reinstated bus stop outside Blk 298A along Punggol Rd.
|-
|rowspan=2|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|rowspan=4|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|PAST|note=Punggol Rd → Ang Mo Kio Ave 3}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Introduced from Punggol Rd (St. Anne's Ch) to Ang Mo Kio Ave 3 (Opp Ang Mo Kio Stn) during morning peak hours on weekdays.}}
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|88|note=Last bus from Toa Payoh Temp Int extended to 2340 hrs daily.}}
|-
|rowspan=2|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Extended to start from Punggol Rd (Blk 190C).}}
|-
|rowspan=2|Pasir Ris ↔ Toa Payoh
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Discontinued.}}
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|rowspan=2|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|note=Hougang Ave 4 → Ang Mo Kio Ave 3}}{{Bus/D|88B|note=Ang Mo Kio Ave 6 → Ang Mo Kio Ave 5}}
|rowspan=2|'''2012'''
|rowspan=2|'''8 October'''
|style='text-align:left'|{{Bus/D|88A|note=Introduced from Hougang Ave 4 (Blk 919) to Ang Mo Kio Ave 3 (Opp Ang Mo Kio Stn) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|88B|note=Introduced from Ang Mo Kio Ave 6 (Blk 207) to Ang Mo Kio Ave 5 (Bef Yio Chu Kang Rd) during morning peak hours on weekdays.}}
|-
|rowspan=5|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|note=Punggol Rd → Ang Mo Kio Ave 3}}{{Bus/D|88B|note=Ang Mo Kio Ave 3 → Ang Mo Kio Ave 5}}
|rowspan=3|'''2013'''
|rowspan=2|'''9 April'''
|style='text-align:left'|{{Bus/D|88A|note=Extended to start from Punggol Rd (Blk 190C).}}
|-
|style='text-align:left'|{{Bus/D|88B|note=Shortened to start from Ang Mo Kio Ave 3 (Ang Mo Kio Stn).}}
|-
|'''9 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-launch-six-more-wheelchair-accessible-bus-services "SBS Transit to launch six more Wheelchair Accessible Bus Services"] SBS Transit, 31 May 2013</ref>
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.
|-
|'''2025'''
|'''27 April'''
|style='text-align:left'|Amended to Pasir Ris Integrated Transport Hub.
|}

==Service 89==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=8|Hougang Ctrl ↺ Changi AirFreight Ctr
|'''1999'''
|'''5 December'''
|style='text-align:left'|Introduced between Hougang Ctrl Temp Int and Changi Airport Cargo Cplx (Loop).
|-
|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Loyang Ind Est along Loyang Ave.
|-
|'''2008'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Changi Beach CP 2 along Nicoll Dr, skipping the bus stop opposite Changi Beach CP 2.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.<ref>[//www.sbstransit.com.sg/news/additional-bus-stops-for-services-3-27-34-88-89-and-89e-along-the-slip-roads-of-tampines-expressway-near-the-punggol-flyover "Additional bus stops for Services 3, 27, 34, 88, 89 and 89e along the slip roads of Tampines Expressway near the Punggol Flyover"] SBS Transit, 15 August 2014</ref>
|-
|'''2015'''
|'''22 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-four-wheelchair-accessible-bus-services "SBS Transit to roll out another four wheelchair-accessible bus services"] SBS Transit, 16 June 2015</ref>
|-
|{{Bus/D|89|note=Hougang Ctrl ↺ Changi AirFreight Ctr}}{{Bus/D|89A|note=Pasir Ris Dr 1 → Airport Cargo Rd}}
|'''2017'''
|'''10 April'''
|style='text-align:left'|{{Bus/D|89A|note=Introduced from Pasir Ris Dr 1 (Blk 738) to Airport Cargo Rd (AirFreight Ter Bldg) during morning peak hours on weekdays. {{LWAB}}<ref>[//scontent.fsin14-2.fna.fbcdn.net/v/t39.30808-6/491799082_3532405993735570_5940197055004731999_n.jpg?_nc_cat=106&ccb=1-7&_nc_sid=127cfc&_nc_ohc=qRuApzZCyI4Q7kNvwH5GT3H&_nc_oc=AdnLZGG9y_wCQ_tE4nf9EncgoEvg922l1e_J0-C-wXP5yY3Q9k849NSx0Sq7j-YvLGw&_nc_zt=23&_nc_ht=scontent.fsin14-2.fna&_nc_gid=owJw3_UoMwzvq5wP11--Dg&oh=00_AfFQLnFyz408ItbnoG8nCATwKXfXFAtVQRfy1f5kyxKuLQ&oe=680E6274 "Short-Trip Service 89A From Monday, 10 April 2017"] SBS Transit, 29 March 2017</ref>}}
|-
|rowspan=4|{{Bus/D|89|note=Hougang Ctrl ↺ Changi AirFreight Ctr}}{{Bus/D|89A|note=TPE → Airport Cargo Rd}}
|'''2021'''
|'''5 July'''
|style='text-align:left'|{{Bus/D|89A|note=Extended to start from the bus stop after Punggol Rd along TPE.<ref>[//www.sbstransit.com.sg/news/service-improvements-to-services-89a-and-89e-from-5-july-2021 "Service improvements to Services 89A and 89e from 5 July 2021"] SBS Transit, 24 June 2021</ref>}}
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|rowspan=2|'''2023'''
|'''26 February'''
|style='text-align:left'|Temporarily amended to ply the bus-only corridor along Loyang Ave and Loyang Way with the partial closure of Loyang Ave to facilitate the construction of Loyang Viaduct and Loyang station on the Cross Island Line, skipping 3 pairs of bus stops along Loyang Ave.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-9-19-59-89-89e-and-109 "Route amendments for Services 9, 19, 59, 89, 89e and 109"] SBS Transit, 3 February 2023</ref>
|-
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-39-53-81-89-and-109 "Route Amendments for Services 39, 53, 81, 89 and 109"] SBS Transit, 11 September 2023</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:Go-Ahead Singapore]]
[[Category:SBS Transit]]

History of Services 80 - 89

2026-04-24T10:54:14Z

Singapore Buses: /* 3rd Generation (since 1999) */

==Service 80==
===1st Generation (1971 - 1985)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=9|Upp Changi ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Changi Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to skip Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1985'''
|'''23 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1996 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Tampines ↔ Hougang Ctrl
|'''1996'''
|'''3 September'''
|style='text-align:left'|Introduced between Tampines Int and Hougang Ctrl Int.
|-
|'''1998'''
|'''30 March'''
|style='text-align:left'|Integrated with Service 72 and discontinued.
|}

===3rd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Sengkang ↔ HarbourFront
|'''1999'''
|'''12 December'''
|style='text-align:left'|Introduced between Sengkang Ter and World Trade Ctr Ter with the integration of Services 84 and 864.
|-
|rowspan=14|{{Bus/D|80|note=Sengkang ↔ HarbourFront}}{{Bus/D|80A|note=Sengkang → Aljunied Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|80A|note=Introduced from Sengkang Ter to Aljunied Rd (Aljunied Stn) during morning peak hours on weekdays.}}
|-
|'''2001'''
|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|rowspan=3|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''20 June'''
|style='text-align:left'|Serves new bus stop opposite Hougang Ctrl Int along Hougang Ctrl.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=Last bus from HarbourFront Int extended to 0015 hrs daily.}}
|-
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=First bus from Sengkang Int brought forward to 0515 hrs on Sundays and Public Holidays.}}
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=Last bus from HarbourFront Int extended to 0025 hrs daily.}}
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2007'''
|'''20 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|rowspan=2|'''2019'''
|rowspan=2|'''23 June'''
|style='text-align:left'|Amended to ply Cantonment Lk and Cantonment Rd towards Sengkang Int.
|-
|style='text-align:left'|Serves new bus stop outside Tower 15 along Hoe Chiang Rd.
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.
|-
|{{Bus/D|80|note=Compassvale ↔ HarbourFront}}{{Bus/D|80A|note=Compassvale → Aljunied Rd}}
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|{{Bus/D|80|note=Sengkang ↔ HarbourFront}}{{Bus/D|80A|note=Sengkang → Aljunied Rd}}
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 80A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Upp Serangoon Rd 10.5 km ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Serangoon Rd 10.5 km Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

==Service 81==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=13|Upp Changi ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Changi Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=31|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|'''1976'''
|'''18 July'''
|style='text-align:left'|Amended to skip Tanah Merah Besar Rd and Nicoll Dr on Sundays and Public Holidays.
|-
|rowspan=3|'''1986'''
|'''11 May'''
|style='text-align:left'|Amended to skip Kuala Loyang Rd.
|-
|'''1 September'''
|style='text-align:left'|Skips a pair of removed bus stops along Tampines Rd to facilitate the construction of TPE.
|-
|'''23 December'''
|style='text-align:left'|Serves merged bus stop along the new carriageway of Tampines Rd.
|-
|rowspan=5|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''20 September'''
|style='text-align:left'|Skips 6 pairs of removed bus stops along Tampines Rd with the opening of TPE.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Upp Changi Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Upp Changi Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=12|Tampines ↔ New Bridge Rd
|'''1988'''
|'''23 October'''
|style='text-align:left'|Extended to Tampines Int.
|-
|rowspan=3|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|'''30 July'''
|style='text-align:left'|Amended to ply Loyang Ave, Pasir Ris Dr 1 and Elias Rd, skipping Tampines Expressway (TPE).
|-
|'''28 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Pasir Ris Gdns along Elias Rd.
|-
|'''1993'''
|'''11 April'''
|style='text-align:left'|Amended to ply Victoria St, Hill St and New Bridge Rd, skipping Nth Bridge Rd, Sth Bridge Rd and Neil Rd.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|First bus from Tampines Int brought forward to 0530 hrs on weekdays.
|-
|'''1996'''
|'''3 September'''
|style='text-align:left'|Amended to ply Pasir Ris Dr 12 and Pasir Ris Dr 1, skipping Elias Rd.
|-
|'''1997'''
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1999'''
|'''10 July'''
|style='text-align:left'|Amended to ply Middle Rd and Victoria St, skipping Waterloo St, Stamford Rd and Bras Basah Rd.
|-
|rowspan=2|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended back to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|Tampines ↔ Serangoon
|'''27 July'''
|style='text-align:left'|Shortened to Serangoon Int and amended to ply Hougang Ave 3 and Upp Serangoon Rd under North East Line Rationalisation Phase 2.
|-
|'''2007'''
|'''23 June'''
|style='text-align:left'|Amended to ply Tampines Svc Rd.
|-
|rowspan=5|Tampines ↺ Serangoon Ctrl
|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to loop at Serangoon Ctrl with the opening of Serangoon Integrated Transport Hub.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|'''2017'''
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.
|}

==Service 81A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Upp Serangoon Rd (10.5 km) ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Serangoon Rd 10.5 km Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to skip Jln Besar, Bencoolen St and Bras Basah Rd and re-numbered Service 85 under 1974 Bus Rationalisation.
|}

==Service 82==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=8|Punggol ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Punggol Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=10|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|rowspan=14|Punggol ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1990'''
|'''24 June'''
|style='text-align:left'|Serves additional bus stop opposite Hong Wen Sch along Victoria St.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Amended to ply Hougang Ave 10 and Hougang Ave 2 under TransitLink Network Integration Exercise Phase 6, skipping Hougang Ave 8.
|-
|'''1994'''
|'''3 July'''
|style='text-align:left'|Amended to ply Crawford St towards Punggol Ter.
|-
|rowspan=2|{{TIBS}}
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Skips 2 pairs of removed bus stops outside and opposite Punggol Mkt and opposite and after Lor Cheng Lim along Punggol Rd.
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|First bus from Shenton Way Ter brought forward to 0545 hrs on weekdays and Saturdays, and 0600 hrs on Sundays and Public Holidays.
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite St. Anne's Ch along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves reinstated bus stop outside Blk 298A along Punggol Rd.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Calls at a new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|{{Bus/D|82|note=Serangoon ↺ Punggol Rd}}{{Bus/D|82A|PAST|note=Serangoon → Punggol Rd}}
|rowspan=2|'''7 December'''
|style='text-align:left'|{{Bus/D|82|note=Amended to start from Serangoon Int, loop at Punggol Rd and amended to ply Punggol Field, Punggol Pl and Punggol Ctrl under North East Line Rationalisation Phase 3.}}
|-
|style='text-align:left'|{{Bus/D|82A|PAST|note=Introduced from Serangoon Int to Punggol Rd (Punggol Rd End), operating after the last bus of Service 82 daily.}}
|-
|rowspan=2|{{Bus/D|82|note=Serangoon ↺ Punggol Rd}}{{Bus/D|82A|PAST|note=Serangoon → Punggol Ctrl}}
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|82A|PAST|note=Shortened to terminate at Punggol Ctrl (Opp Blk 293). Last bus extended to 0020 hrs daily.}}
|-
|'''2010'''
|'''5 December'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 604A along Punggol Rd.
|-
|rowspan=5|Punggol ↺ Serangoon Ctrl
|rowspan=2|'''2011'''
|rowspan=2|'''3 September'''
|style='text-align:left'|{{Bus/D|82|note=Amended to start from Punggol Int and loop at Serangoon Ctrl with the opening of Serangoon Integrated Transport Hub.}}
|-
|style='text-align:left'|{{Bus/D|82A|PAST|note=Discontinued with the route amendment of Service 82 to Punggol Int.}}
|-
|'''2013'''
|'''31 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-nine-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Nine New Wheelchair Accessible Bus Services"] SBS Transit, 25 March 2013</ref>
|-
|rowspan=2|{{GAS}} '''(Current)'''
|rowspan=2|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus brought forward to 0515 hrs daily.
|}

==Service 83==
===1st Generation (1971 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=11|Punggol ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Punggol Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=9|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|rowspan=4|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Punggol Rd Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Punggol Rd Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Service 101 and amended to ply Hougang Ave 8, Hougang Ave 2, Yio Chu Kang Lk, Yio Chu Kang Rd and Serangoon Ctrl.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Integrated with Service 147 and discontinued under TransitLink Network Integration Exercise Phase 6.
|}

===2nd Generation (since 2001)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=9|{{SBST}}
|rowspan=3|Sengkang ↺ Punggol Field
|'''2001'''
|'''23 December'''
|style='text-align:left'|Introduced between Sengkang Temp Int and Punggol Field (Loop).
|-
|rowspan=6|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''9 February'''
|style='text-align:left'|Amended to ply Sengkang East Rd and Compassvale St, skipping Compassvale Rd.
|-
|Sengkang ↺ Edgedale Plains
|'''4 May'''
|style='text-align:left'|Amended to loop at Edgedale Plains temporarily.
|-
|Sengkang ↺ Punggol Stn
|'''20 June'''
|style='text-align:left'|Extended to loop at Punggol Ctrl with the opening of Punggol station on the North East Line.
|-
|rowspan=2|{{Bus/D|83|note=Punggol ↺ Sengkang}}{{Bus/D|83A|PAST|note=Punggol → Sengkang}}
|rowspan=2|'''30 November'''
|style='text-align:left'|Amended to start from Punggol Int and loop at Sengkang Int.
|-
|style='text-align:left'|{{Bus/D|83A|PAST|note=Introduced from Punggol Int to Sengkang Int, operating after the last bus of Service 83 daily}}
|-
|rowspan=4|Punggol ↺ Sengkang
|'''2011'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|83A|PAST|note=Discontinued with the dropping of ‘A’ suffix for terminating trip.}}
|-
|'''2014'''
|'''29 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{GAS}} '''(Current)'''
|rowspan=2|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus brought forward to 0520 hrs daily.
|-
|{{Bus/D|83|note=Punggol ↺ Sengkang}}{{Bus/D|83T|note=Punggol → Sengkang}}
|'''2021'''
|'''11 April'''
|style='text-align:left'|{{Bus/D|83T|note=Introduced from Punggol Int to Sengkang Int, operating after the last bus of Service 83 daily. {{LWAB}}}}
|}

==Service 84/G/W==
===1st Generation (1971 - 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=2|Upp Serangoon ↺ Upp Cross St
|'''1971'''
|'''3 July'''
|style='text-align:left'|Introduced between Upp Serangoon Ter and Upp Cross St (Loop).
|-
|rowspan=16|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=3|Upp Serangoon ↔ Tg Pagar Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Tg Pagar Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Upp Serangoon Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=2|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to temporary terminal at Lim Teck Kim Rd with the closure of Tg Pagar Ter.
|-
|rowspan=3|Upp Serangoon ↔ Anson Rd
|'''23 December'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Hoe Chiang Rd towards Anson Rd Ter, skipping Lim Teck Kim Rd
|-
|'''1982'''
|'''13 June'''
|style='text-align:left'|Amended to ply Aljunied Way and Aljunied Rd.
|-
|rowspan=5|Upp Serangoon ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Upp Serangoon Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Upp Serangoon Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=4|Hougang Ctrl ↔ World Trade Ctr
|'''1994'''
|'''18 December'''
|style='text-align:left'|Amended to Hougang Ctrl Int.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Kallang Stn along Sims Ave.
|-
|'''1998'''
|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|'''1999'''
|'''12 December'''
|style='text-align:left'|Integrated with Service 864 to form Service 80 and discontinued.
|}

===2nd Generation (2003 - 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}}
|Punggol Stn ↺ Punggol East
|rowspan=2|'''2003'''
|'''15 September'''
|style='text-align:left'|Introduced between Punggol Ctrl (Punggol Stn) and Punggol East (Loop) as a peak hour one-directional service, operating on weekdays and Saturdays only.
|-
|rowspan=2|Punggol ↺ Punggol East
|'''30 November'''
|style='text-align:left'|Amended to Punggol Int.
|-
|'''2005'''
|'''12 March'''
|style='text-align:left'|Discontinued under Punggol LRT (East Loop) Rationalisation.
|}

===3rd Generation (since 2011)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBST}}
|rowspan=5|Punggol ↺ Punggol Rd
|'''2011'''
|'''3 September'''
|style='text-align:left'|Introduced between Punggol Int and Punggol Rd (Loop), replacing the deleted sectors of Service 82.
|-
|rowspan=11|{{GAS}} '''(Current)'''
|'''2016'''
|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|'''2017'''
|'''16 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''26 August'''
|style='text-align:left'|Amended to ply Punggol Dr, Sentul Cres, Sumang Lk and Punggol Way with the partial closure of Punggol Rd.
|-
|'''2020'''
|'''23 February'''
|style='text-align:left'|Amended to ply Northshore Cres and Northshore Dr with the partial closure of Punggol Way and Punggol Rd.
|-
|Punggol ↺ New Punggol Rd
|'''2023'''
|'''17 December'''
|style='text-align:left'|Amended to loop at New Punggol Rd, skipping Punggol Rd (End).
|-
|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}
|rowspan=5|'''2024'''
|'''23 June'''
|style='text-align:left'|Amended to ply the extended New Punggol Rd and converted into bi-directional loop service.
|-
|rowspan=4|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}{{Bus/D|84A|PAST|note=Punggol → New Punggol Rd}}
|'''16 August'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Introduced from Punggol Int to New Punggol Rd (Punggol Coast Stn) on an ad-hoc basis. {{LWAB}}}}
|-
|'''2 September'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Revised to operate during morning peak hours on weekdays.}}
|-
|rowspan=2|'''8 December'''
|style='text-align:left'|{{Bus/D|84G|note=Serves additional bus stop outside Blk 437B along New Punggol Rd.}}
|-
|style='text-align:left'|{{Bus/D|84W|note=Serves an additional bus stop opposite Blk 437B along New Punggol Rd.}}
|-
|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}
|'''2025'''
|'''12 April'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Discontinued.}}
|}

==Service 85==
===1st Generation (1974 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|Upp Serangoon Rd (10.5 km) ↔ New Bridge Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 81A as a service between Upp Serangoon Rd 10.5 km Ter and New Bridge Rd Ter under 1974 Bus Rationalisation.
|-
|rowspan=2|Upp Serangoon Rd (10.5 km) ↺ Sims Ave
|'''1978'''
|'''24 April'''
|style='text-align:left'|Amended to ply Jln Kolam Ayer and Kallang Bahru and shortened to loop at Sims Ave.
|-
|'''1982'''
|'''11 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd and Geylang Bahru, skipping Jln Kolam Ayer.
|-
|rowspan=2|Hougang ↺ Sims Ave
|'''1983'''
|'''30 October'''
|style='text-align:left'|Amended to Hougang Int.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===2nd Generation (1999 - 2003)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Sengkang ↔ World Trade Ctr
|'''1999'''
|'''12 December'''
|style='text-align:left'|Re-numbered from Service 865 as a service between Sengkang Ter and World Trade Ctr Ter.
|-
|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|85A|PAST|note=Introduced from Sengkang Ter to Upp Serangoon Rd (Blk 205) during morning peak hours on weekdays.}}
|-
|rowspan=4|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}{{Bus/D|85B|PAST|note=Sengkang → Jln Besar}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|85B|PAST|note=Introduced from Sengkang Ter to Jln Besar (Bef Sim Lim Twr) on Saturdays, Sundays and Public Holidays.}}
|-
|'''2001'''
|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|rowspan=2|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop opposite Mandarin Singapore along Orchard Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=4|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}
|rowspan=4|'''2003'''
|rowspan=2|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|style='text-align:left'|{{Bus/D|85B|PAST|note=Discontinued.}}
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|'''27 July'''
|style='text-align:left'|Discontinued under North East Line Rationalisation Phase 2.
|}

===3rd Generation (since 2006)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=6|{{SBST}}
|rowspan=9|Punggol ↔ Yishun
|'''2006'''
|'''1 January'''
|style='text-align:left'|Introduced between Punggol Int and Yishun Int, operating between 0600 hrs and 2330 hrs from Punggol Int and Yishun Int daily.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Amended to ply Sengkang East Way, Sengkang West Way and Jln Kayu, except during weekday morning peak hours towards Yishun Int.
|-
|'''2011'''
|'''31 July'''
|style='text-align:left'|Serves 3 new pairs of bus stops along Sengkang West Way.
|-
|'''2012'''
|'''19 November'''
|style='text-align:left'|Amended to ply Sengkang East Way, Sengkang West Way and Jln Kayu permanently.
|-
|'''2013'''
|'''9 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-launch-six-more-wheelchair-accessible-bus-services "SBS Transit to launch six more Wheelchair Accessible Bus Services"] SBS Transit, 31 May 2013</ref>
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|rowspan=5|{{GAS}} '''(Current)'''
|rowspan=3|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus from Punggol Int brought forward to 0530 hrs on weekdays.
|-
|'''25 September'''
|style='text-align:left'|Serves new pair of bus stops outside Waterwoods and after Punggol Field along Punggol East.
|-
|rowspan=2|{{Bus/D|85|note=Punggol ↔ Yishun}}{{Bus/D|85A|note=Yishun → Sengkang East Rd}}
|rowspan=2|'''2019'''
|'''25 March'''
|style='text-align:left'|{{Bus/D|85A|note=Introduced from Yishun Temp Int to Sengkang East Rd (Sengkang Community Hub) during evening peak hours on weekdays. {{LWAB}}}}
|-
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/dam/ltagov/news/press/2019/20190807_Yishun_ITH_loc_map_Annex.pdf "Yishun ITH Location Map"] Land Transport Authority, 7 August 2019.</ref>
|}

==Service 85#==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBST}}
|rowspan=2|Punggol ↔ Yishun
|'''2010'''
|'''23 May'''
|style='text-align:left'|Introduced between Punggol Temp Int and Yishun Int, plying the original route of Service 85 via Sengkang East Rd during weekday morning peak hours.
|-
|'''2012'''
|'''19 November'''
|style='text-align:left'|Discontinued with the permanent route amendment of Service 85 to Sengkang East Way, Sengkang West Way and Jln Kayu.
|}

==Service 86==
===1st Generation (1977 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=3|Tampines Way ↺ Shenton Way
|'''1977'''
|'''13 June'''
|style='text-align:left'|Introduced between Tampines Way Ter and Shenton Way (Loop) as a semi-express service operating on weekdays and Saturdays only.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Keppel Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|Hougang ↺ Shenton Way
|rowspan=2|'''1983'''
|'''30 October'''
|style='text-align:left'|Amended to Hougang Int.
|-
|'''18 December'''
|style='text-align:left'|Integrated with Service 97 and discontinued.
|}

===2nd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=5|Sengkang ↔ Ang Mo Kio
|'''1999'''
|'''12 December'''
|style='text-align:left'|Re-numbered from Service 866 as a service between Sengkang Ter and Ang Mo Kio Int.
|-
|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|rowspan=2|'''2001'''
|rowspan=2|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Sengkang Temp Int brought forward to 0530 hrs on Saturdays, Sundays & Public Holidays.
|-
|rowspan=3|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|rowspan=5|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|PAST|note=Ang Mo Kio → Jln Kayu}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|86A|PAST|note=Introduced from Ang Mo Kio Temp Int to Jln Kayu (Bef Seletar Camp G) during morning peak hours on weekdays.}}
|-
|'''31 December'''
|style='text-align:left'|Serves reinstated pair of bus stops before and after Sengkang West Ave along Jln Kayu.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''9 February'''
|style='text-align:left'|Amended to ply Compassvale Dr, skipping Punggol Rd and Sengkang East Ave.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|rowspan=3|Sengkang ↔ Ang Mo Kio
|rowspan=2|'''2010'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|86A|PAST|note=Discontinued.}}
|-
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Amended to ply Sengkang West Ave and Sengkang West Rd with the partial closure of Jln Kayu.
|-
|rowspan=2|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|rowspan=2|'''2024'''
|rowspan=2|'''24 June'''
|style='text-align:left'|{{Bus/D|86A|note=Introduced from Jln Kayu (Aft Seletar Camp G) to Ang Mo Kio Ave 6 (Yio Chu Kang Stn) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|86B|note=Introduced from Ang Mo Kio Ave 6 (Opp Yio Chu Kang Stn) to Jln Kayu (Bef Seletar Camp G) during evening peak hours on weekdays.}}
|-
|{{Bus/D|86|note=Compassvale ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 87==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=15|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=13|Sengkang ↔ Bedok
|'''1999'''
|'''19 September'''
|style='text-align:left'|Introduced between Sengkang Ter and Bedok Int.
|-
|rowspan=3|'''2001'''
|rowspan=3|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Sengkang Temp Int brought forward to 0530 hrs daily.
|-
|style='text-align:left'|First bus from Bedok Int brought forward to 0530 hrs daily.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''20 June'''
|style='text-align:left'|Serves new bus stop opposite Hougang Ctrl Int along Hougang Ctrl.
|-
|rowspan=3|'''2011'''
|'''28 August'''
|style='text-align:left'|Amended to ply Jln Tenaga, Bedok Reservoir Rd and Jln Damai with the partial closure of Kaki Bt Ave 1 to facilitate the construction of Kaki Bukit station on the Downtown Line.
|-
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new bus stop outside Bedok Nth Stn along Bedok Nth Rd.
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island.
|-
|Compassvale ↔ Bedok
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|Sengkang ↔ Bedok
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 88==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|Pasir Ris ↔ Toa Payoh
|rowspan=3|'''1999'''
|'''28 February'''
|style='text-align:left'|Introduced between Pasir Ris Int and Toa Payoh Temp Int.
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite St. Anne's Ch along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves reinstated bus stop outside Blk 298A along Punggol Rd.
|-
|rowspan=2|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|rowspan=4|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|PAST|note=Punggol Rd → Ang Mo Kio Ave 3}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Introduced from Punggol Rd (St. Anne's Ch) to Ang Mo Kio Ave 3 (Opp Ang Mo Kio Stn) during morning peak hours on weekdays.}}
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|88|note=Last bus from Toa Payoh Temp Int extended to 2340 hrs daily.}}
|-
|rowspan=2|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Extended to start from Punggol Rd (Blk 190C).}}
|-
|rowspan=2|Pasir Ris ↔ Toa Payoh
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Discontinued.}}
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|rowspan=2|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|note=Hougang Ave 4 → Ang Mo Kio Ave 3}}{{Bus/D|88B|note=Ang Mo Kio Ave 6 → Ang Mo Kio Ave 5}}
|rowspan=2|'''2012'''
|rowspan=2|'''8 October'''
|style='text-align:left'|{{Bus/D|88A|note=Introduced from Hougang Ave 4 (Blk 919) to Ang Mo Kio Ave 3 (Opp Ang Mo Kio Stn) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|88B|note=Introduced from Ang Mo Kio Ave 6 (Blk 207) to Ang Mo Kio Ave 5 (Bef Yio Chu Kang Rd) during morning peak hours on weekdays.}}
|-
|rowspan=5|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|note=Punggol Rd → Ang Mo Kio Ave 3}}{{Bus/D|88B|note=Ang Mo Kio Ave 3 → Ang Mo Kio Ave 5}}
|rowspan=3|'''2013'''
|rowspan=2|'''9 April'''
|style='text-align:left'|{{Bus/D|88A|note=Extended to start from Punggol Rd (Blk 190C).}}
|-
|style='text-align:left'|{{Bus/D|88B|note=Shortened to start from Ang Mo Kio Ave 3 (Ang Mo Kio Stn).}}
|-
|'''9 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-launch-six-more-wheelchair-accessible-bus-services "SBS Transit to launch six more Wheelchair Accessible Bus Services"] SBS Transit, 31 May 2013</ref>
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.
|-
|'''2025'''
|'''27 April'''
|style='text-align:left'|Amended to Pasir Ris Integrated Transport Hub.
|}

==Service 89==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=8|Hougang Ctrl ↺ Changi AirFreight Ctr
|'''1999'''
|'''5 December'''
|style='text-align:left'|Introduced between Hougang Ctrl Temp Int and Changi Airport Cargo Cplx (Loop).
|-
|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Loyang Ind Est along Loyang Ave.
|-
|'''2008'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Changi Beach CP 2 along Nicoll Dr, skipping the bus stop opposite Changi Beach CP 2.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.<ref>[//www.sbstransit.com.sg/news/additional-bus-stops-for-services-3-27-34-88-89-and-89e-along-the-slip-roads-of-tampines-expressway-near-the-punggol-flyover "Additional bus stops for Services 3, 27, 34, 88, 89 and 89e along the slip roads of Tampines Expressway near the Punggol Flyover"] SBS Transit, 15 August 2014</ref>
|-
|'''2015'''
|'''22 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-four-wheelchair-accessible-bus-services "SBS Transit to roll out another four wheelchair-accessible bus services"] SBS Transit, 16 June 2015</ref>
|-
|{{Bus/D|89|note=Hougang Ctrl ↺ Changi AirFreight Ctr}}{{Bus/D|89A|note=Pasir Ris Dr 1 → Airport Cargo Rd}}
|'''2017'''
|'''10 April'''
|style='text-align:left'|{{Bus/D|89A|note=Introduced from Pasir Ris Dr 1 (Blk 738) to Airport Cargo Rd (AirFreight Ter Bldg) during morning peak hours on weekdays. {{LWAB}}<ref>[//scontent.fsin14-2.fna.fbcdn.net/v/t39.30808-6/491799082_3532405993735570_5940197055004731999_n.jpg?_nc_cat=106&ccb=1-7&_nc_sid=127cfc&_nc_ohc=qRuApzZCyI4Q7kNvwH5GT3H&_nc_oc=AdnLZGG9y_wCQ_tE4nf9EncgoEvg922l1e_J0-C-wXP5yY3Q9k849NSx0Sq7j-YvLGw&_nc_zt=23&_nc_ht=scontent.fsin14-2.fna&_nc_gid=owJw3_UoMwzvq5wP11--Dg&oh=00_AfFQLnFyz408ItbnoG8nCATwKXfXFAtVQRfy1f5kyxKuLQ&oe=680E6274 "Short-Trip Service 89A From Monday, 10 April 2017"] SBS Transit, 29 March 2017</ref>}}
|-
|rowspan=4|{{Bus/D|89|note=Hougang Ctrl ↺ Changi AirFreight Ctr}}{{Bus/D|89A|note=TPE → Airport Cargo Rd}}
|'''2021'''
|'''5 July'''
|style='text-align:left'|{{Bus/D|89A|note=Extended to start from the bus stop after Punggol Rd along TPE.<ref>[//www.sbstransit.com.sg/news/service-improvements-to-services-89a-and-89e-from-5-july-2021 "Service improvements to Services 89A and 89e from 5 July 2021"] SBS Transit, 24 June 2021</ref>}}
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|rowspan=2|'''2023'''
|'''26 February'''
|style='text-align:left'|Temporarily amended to ply the bus-only corridor along Loyang Ave and Loyang Way with the partial closure of Loyang Ave to facilitate the construction of Loyang Viaduct and Loyang station on the Cross Island Line, skipping 3 pairs of bus stops along Loyang Ave.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-9-19-59-89-89e-and-109 "Route amendments for Services 9, 19, 59, 89, 89e and 109"] SBS Transit, 3 February 2023</ref>
|-
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-39-53-81-89-and-109 "Route Amendments for Services 39, 53, 81, 89 and 109"] SBS Transit, 11 September 2023</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:Go-Ahead Singapore]]
[[Category:SBS Transit]]

History of Services 80 - 89

2026-04-24T10:46:31Z

Singapore Buses: /* 3rd Generation (since 1999) */

==Service 80==
===1st Generation (1971 - 1985)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=9|Upp Changi ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Changi Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=7|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to skip Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1985'''
|'''23 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1996 - 1998)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Tampines ↔ Hougang Ctrl
|'''1996'''
|'''3 September'''
|style='text-align:left'|Introduced between Tampines Int and Hougang Ctrl Int.
|-
|'''1998'''
|'''30 March'''
|style='text-align:left'|Integrated with Service 72 and discontinued.
|}

===3rd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=16|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Sengkang ↔ HarbourFront
|'''1999'''
|'''12 December'''
|style='text-align:left'|Introduced between Sengkang Ter and World Trade Ctr Ter with the integration of Services 84 and 864.
|-
|rowspan=13|{{Bus/D|80|note=Sengkang ↔ HarbourFront}}{{Bus/D|80A|note=Sengkang → Aljunied Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|80A|note=Introduced from Sengkang Ter to Aljunied Rd (Aljunied Stn) during morning peak hours on weekdays.}}
|-
|'''2001'''
|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|rowspan=3|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''20 June'''
|style='text-align:left'|Serves new bus stop opposite Hougang Ctrl Int along Hougang Ctrl.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=Last bus from HarbourFront Int extended to 0015 hrs daily.}}
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|80|note=Last bus from HarbourFront Int extended to 0025 hrs daily.}}
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2007'''
|'''20 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|rowspan=2|'''2019'''
|rowspan=2|'''23 June'''
|style='text-align:left'|Amended to ply Cantonment Lk and Cantonment Rd towards Sengkang Int.
|-
|style='text-align:left'|Serves new bus stop outside Tower 15 along Hoe Chiang Rd.
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.
|-
|{{Bus/D|80|note=Compassvale ↔ HarbourFront}}{{Bus/D|80A|note=Compassvale → Aljunied Rd}}
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|{{Bus/D|80|note=Sengkang ↔ HarbourFront}}{{Bus/D|80A|note=Sengkang → Aljunied Rd}}
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 80A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Upp Serangoon Rd 10.5 km ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Serangoon Rd 10.5 km Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way road.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

==Service 81==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=13|Upp Changi ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Changi Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=31|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|'''1976'''
|'''18 July'''
|style='text-align:left'|Amended to skip Tanah Merah Besar Rd and Nicoll Dr on Sundays and Public Holidays.
|-
|rowspan=3|'''1986'''
|'''11 May'''
|style='text-align:left'|Amended to skip Kuala Loyang Rd.
|-
|'''1 September'''
|style='text-align:left'|Skips a pair of removed bus stops along Tampines Rd to facilitate the construction of TPE.
|-
|'''23 December'''
|style='text-align:left'|Serves merged bus stop along the new carriageway of Tampines Rd.
|-
|rowspan=5|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''20 September'''
|style='text-align:left'|Skips 6 pairs of removed bus stops along Tampines Rd with the opening of TPE.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Upp Changi Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Upp Changi Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=12|Tampines ↔ New Bridge Rd
|'''1988'''
|'''23 October'''
|style='text-align:left'|Extended to Tampines Int.
|-
|rowspan=3|'''1989'''
|'''29 January'''
|style='text-align:left'|Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
|-
|'''30 July'''
|style='text-align:left'|Amended to ply Loyang Ave, Pasir Ris Dr 1 and Elias Rd, skipping Tampines Expressway (TPE).
|-
|'''28 August'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Pasir Ris Gdns along Elias Rd.
|-
|'''1993'''
|'''11 April'''
|style='text-align:left'|Amended to ply Victoria St, Hill St and New Bridge Rd, skipping Nth Bridge Rd, Sth Bridge Rd and Neil Rd.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|First bus from Tampines Int brought forward to 0530 hrs on weekdays.
|-
|'''1996'''
|'''3 September'''
|style='text-align:left'|Amended to ply Pasir Ris Dr 12 and Pasir Ris Dr 1, skipping Elias Rd.
|-
|'''1997'''
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1999'''
|'''10 July'''
|style='text-align:left'|Amended to ply Middle Rd and Victoria St, skipping Waterloo St, Stamford Rd and Bras Basah Rd.
|-
|rowspan=2|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended back to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|Tampines ↔ Serangoon
|'''27 July'''
|style='text-align:left'|Shortened to Serangoon Int and amended to ply Hougang Ave 3 and Upp Serangoon Rd under North East Line Rationalisation Phase 2.
|-
|'''2007'''
|'''23 June'''
|style='text-align:left'|Amended to ply Tampines Svc Rd.
|-
|rowspan=5|Tampines ↺ Serangoon Ctrl
|'''2011'''
|'''3 September'''
|style='text-align:left'|Amended to loop at Serangoon Ctrl with the opening of Serangoon Integrated Transport Hub.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|'''2017'''
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.
|}

==Service 81A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Upp Serangoon Rd (10.5 km) ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Upp Serangoon Rd 10.5 km Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to skip Jln Besar, Bencoolen St and Bras Basah Rd and re-numbered Service 85 under 1974 Bus Rationalisation.
|}

==Service 82==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=8|Punggol ↔ Prince Edward
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Punggol Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Prince Edward Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=10|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|rowspan=14|Punggol ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|'''1990'''
|'''24 June'''
|style='text-align:left'|Serves additional bus stop opposite Hong Wen Sch along Victoria St.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Amended to ply Hougang Ave 10 and Hougang Ave 2 under TransitLink Network Integration Exercise Phase 6, skipping Hougang Ave 8.
|-
|'''1994'''
|'''3 July'''
|style='text-align:left'|Amended to ply Crawford St towards Punggol Ter.
|-
|rowspan=2|{{TIBS}}
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Skips 2 pairs of removed bus stops outside and opposite Punggol Mkt and opposite and after Lor Cheng Lim along Punggol Rd.
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|'''1999'''
|rowspan=2|'''29 August'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|First bus from Shenton Way Ter brought forward to 0545 hrs on weekdays and Saturdays, and 0600 hrs on Sundays and Public Holidays.
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite St. Anne's Ch along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves reinstated bus stop outside Blk 298A along Punggol Rd.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Calls at a new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=2|{{Bus/D|82|note=Serangoon ↺ Punggol Rd}}{{Bus/D|82A|PAST|note=Serangoon → Punggol Rd}}
|rowspan=2|'''7 December'''
|style='text-align:left'|{{Bus/D|82|note=Amended to start from Serangoon Int, loop at Punggol Rd and amended to ply Punggol Field, Punggol Pl and Punggol Ctrl under North East Line Rationalisation Phase 3.}}
|-
|style='text-align:left'|{{Bus/D|82A|PAST|note=Introduced from Serangoon Int to Punggol Rd (Punggol Rd End), operating after the last bus of Service 82 daily.}}
|-
|rowspan=2|{{Bus/D|82|note=Serangoon ↺ Punggol Rd}}{{Bus/D|82A|PAST|note=Serangoon → Punggol Ctrl}}
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|82A|PAST|note=Shortened to terminate at Punggol Ctrl (Opp Blk 293). Last bus extended to 0020 hrs daily.}}
|-
|'''2010'''
|'''5 December'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 604A along Punggol Rd.
|-
|rowspan=5|Punggol ↺ Serangoon Ctrl
|rowspan=2|'''2011'''
|rowspan=2|'''3 September'''
|style='text-align:left'|{{Bus/D|82|note=Amended to start from Punggol Int and loop at Serangoon Ctrl with the opening of Serangoon Integrated Transport Hub.}}
|-
|style='text-align:left'|{{Bus/D|82A|PAST|note=Discontinued with the route amendment of Service 82 to Punggol Int.}}
|-
|'''2013'''
|'''31 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-nine-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Nine New Wheelchair Accessible Bus Services"] SBS Transit, 25 March 2013</ref>
|-
|rowspan=2|{{GAS}} '''(Current)'''
|rowspan=2|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus brought forward to 0515 hrs daily.
|}

==Service 83==
===1st Generation (1971 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=11|Punggol ↔ New Bridge Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Punggol Ter and New Bridge Rd Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards New Bridge Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=9|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|rowspan=4|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Punggol Rd Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Punggol Rd Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Service 101 and amended to ply Hougang Ave 8, Hougang Ave 2, Yio Chu Kang Lk, Yio Chu Kang Rd and Serangoon Ctrl.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Integrated with Service 147 and discontinued under TransitLink Network Integration Exercise Phase 6.
|}

===2nd Generation (since 2001)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=9|{{SBST}}
|rowspan=3|Sengkang ↺ Punggol Field
|'''2001'''
|'''23 December'''
|style='text-align:left'|Introduced between Sengkang Temp Int and Punggol Field (Loop).
|-
|rowspan=6|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''9 February'''
|style='text-align:left'|Amended to ply Sengkang East Rd and Compassvale St, skipping Compassvale Rd.
|-
|Sengkang ↺ Edgedale Plains
|'''4 May'''
|style='text-align:left'|Amended to loop at Edgedale Plains temporarily.
|-
|Sengkang ↺ Punggol Stn
|'''20 June'''
|style='text-align:left'|Extended to loop at Punggol Ctrl with the opening of Punggol station on the North East Line.
|-
|rowspan=2|{{Bus/D|83|note=Punggol ↺ Sengkang}}{{Bus/D|83A|PAST|note=Punggol → Sengkang}}
|rowspan=2|'''30 November'''
|style='text-align:left'|Amended to start from Punggol Int and loop at Sengkang Int.
|-
|style='text-align:left'|{{Bus/D|83A|PAST|note=Introduced from Punggol Int to Sengkang Int, operating after the last bus of Service 83 daily}}
|-
|rowspan=4|Punggol ↺ Sengkang
|'''2011'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|83A|PAST|note=Discontinued with the dropping of ‘A’ suffix for terminating trip.}}
|-
|'''2014'''
|'''29 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{GAS}} '''(Current)'''
|rowspan=2|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus brought forward to 0520 hrs daily.
|-
|{{Bus/D|83|note=Punggol ↺ Sengkang}}{{Bus/D|83T|note=Punggol → Sengkang}}
|'''2021'''
|'''11 April'''
|style='text-align:left'|{{Bus/D|83T|note=Introduced from Punggol Int to Sengkang Int, operating after the last bus of Service 83 daily. {{LWAB}}}}
|}

==Service 84/G/W==
===1st Generation (1971 - 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=2|Upp Serangoon ↺ Upp Cross St
|'''1971'''
|'''3 July'''
|style='text-align:left'|Introduced between Upp Serangoon Ter and Upp Cross St (Loop).
|-
|rowspan=16|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=3|Upp Serangoon ↔ Tg Pagar Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Tg Pagar Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Upp Serangoon Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=2|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to temporary terminal at Lim Teck Kim Rd with the closure of Tg Pagar Ter.
|-
|rowspan=3|Upp Serangoon ↔ Anson Rd
|'''23 December'''
|style='text-align:left'|Amended to Anson Rd Ter.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Hoe Chiang Rd towards Anson Rd Ter, skipping Lim Teck Kim Rd
|-
|'''1982'''
|'''13 June'''
|style='text-align:left'|Amended to ply Aljunied Way and Aljunied Rd.
|-
|rowspan=5|Upp Serangoon ↔ World Trade Ctr
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Upp Serangoon Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Upp Serangoon Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=4|Hougang Ctrl ↔ World Trade Ctr
|'''1994'''
|'''18 December'''
|style='text-align:left'|Amended to Hougang Ctrl Int.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Kallang Stn along Sims Ave.
|-
|'''1998'''
|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|'''1999'''
|'''12 December'''
|style='text-align:left'|Integrated with Service 864 to form Service 80 and discontinued.
|}

===2nd Generation (2003 - 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}}
|Punggol Stn ↺ Punggol East
|rowspan=2|'''2003'''
|'''15 September'''
|style='text-align:left'|Introduced between Punggol Ctrl (Punggol Stn) and Punggol East (Loop) as a peak hour one-directional service, operating on weekdays and Saturdays only.
|-
|rowspan=2|Punggol ↺ Punggol East
|'''30 November'''
|style='text-align:left'|Amended to Punggol Int.
|-
|'''2005'''
|'''12 March'''
|style='text-align:left'|Discontinued under Punggol LRT (East Loop) Rationalisation.
|}

===3rd Generation (since 2011)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBST}}
|rowspan=5|Punggol ↺ Punggol Rd
|'''2011'''
|'''3 September'''
|style='text-align:left'|Introduced between Punggol Int and Punggol Rd (Loop), replacing the deleted sectors of Service 82.
|-
|rowspan=11|{{GAS}} '''(Current)'''
|'''2016'''
|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|'''2017'''
|'''16 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''26 August'''
|style='text-align:left'|Amended to ply Punggol Dr, Sentul Cres, Sumang Lk and Punggol Way with the partial closure of Punggol Rd.
|-
|'''2020'''
|'''23 February'''
|style='text-align:left'|Amended to ply Northshore Cres and Northshore Dr with the partial closure of Punggol Way and Punggol Rd.
|-
|Punggol ↺ New Punggol Rd
|'''2023'''
|'''17 December'''
|style='text-align:left'|Amended to loop at New Punggol Rd, skipping Punggol Rd (End).
|-
|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}
|rowspan=5|'''2024'''
|'''23 June'''
|style='text-align:left'|Amended to ply the extended New Punggol Rd and converted into bi-directional loop service.
|-
|rowspan=4|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}{{Bus/D|84A|PAST|note=Punggol → New Punggol Rd}}
|'''16 August'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Introduced from Punggol Int to New Punggol Rd (Punggol Coast Stn) on an ad-hoc basis. {{LWAB}}}}
|-
|'''2 September'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Revised to operate during morning peak hours on weekdays.}}
|-
|rowspan=2|'''8 December'''
|style='text-align:left'|{{Bus/D|84G|note=Serves additional bus stop outside Blk 437B along New Punggol Rd.}}
|-
|style='text-align:left'|{{Bus/D|84W|note=Serves an additional bus stop opposite Blk 437B along New Punggol Rd.}}
|-
|{{Bus/D|84G|note=Punggol → Sentul Cres ↺ New Punggol Rd → Punggol}}{{Bus/D|84W|note=Punggol ↺ New Punggol Rd → Sentul Cres → Punggol}}
|'''2025'''
|'''12 April'''
|style='text-align:left'|{{Bus/D|84A|PAST|note=Discontinued.}}
|}

==Service 85==
===1st Generation (1974 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|Upp Serangoon Rd (10.5 km) ↔ New Bridge Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 81A as a service between Upp Serangoon Rd 10.5 km Ter and New Bridge Rd Ter under 1974 Bus Rationalisation.
|-
|rowspan=2|Upp Serangoon Rd (10.5 km) ↺ Sims Ave
|'''1978'''
|'''24 April'''
|style='text-align:left'|Amended to ply Jln Kolam Ayer and Kallang Bahru and shortened to loop at Sims Ave.
|-
|'''1982'''
|'''11 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd and Geylang Bahru, skipping Jln Kolam Ayer.
|-
|rowspan=2|Hougang ↺ Sims Ave
|'''1983'''
|'''30 October'''
|style='text-align:left'|Amended to Hougang Int.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===2nd Generation (1999 - 2003)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Sengkang ↔ World Trade Ctr
|'''1999'''
|'''12 December'''
|style='text-align:left'|Re-numbered from Service 865 as a service between Sengkang Ter and World Trade Ctr Ter.
|-
|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|85A|PAST|note=Introduced from Sengkang Ter to Upp Serangoon Rd (Blk 205) during morning peak hours on weekdays.}}
|-
|rowspan=4|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}{{Bus/D|85B|PAST|note=Sengkang → Jln Besar}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|85B|PAST|note=Introduced from Sengkang Ter to Jln Besar (Bef Sim Lim Twr) on Saturdays, Sundays and Public Holidays.}}
|-
|'''2001'''
|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|rowspan=2|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop opposite Mandarin Singapore along Orchard Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=4|{{Bus/D|85|PAST|note=Sengkang ↔ World Trade Ctr}}{{Bus/D|85A|PAST|note=Sengkang → Upp Serangoon Rd}}
|rowspan=4|'''2003'''
|rowspan=2|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|style='text-align:left'|{{Bus/D|85B|PAST|note=Discontinued.}}
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|'''27 July'''
|style='text-align:left'|Discontinued under North East Line Rationalisation Phase 2.
|}

===3rd Generation (since 2006)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=6|{{SBST}}
|rowspan=9|Punggol ↔ Yishun
|'''2006'''
|'''1 January'''
|style='text-align:left'|Introduced between Punggol Int and Yishun Int, operating between 0600 hrs and 2330 hrs from Punggol Int and Yishun Int daily.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Amended to ply Sengkang East Way, Sengkang West Way and Jln Kayu, except during weekday morning peak hours towards Yishun Int.
|-
|'''2011'''
|'''31 July'''
|style='text-align:left'|Serves 3 new pairs of bus stops along Sengkang West Way.
|-
|'''2012'''
|'''19 November'''
|style='text-align:left'|Amended to ply Sengkang East Way, Sengkang West Way and Jln Kayu permanently.
|-
|'''2013'''
|'''9 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-launch-six-more-wheelchair-accessible-bus-services "SBS Transit to launch six more Wheelchair Accessible Bus Services"] SBS Transit, 31 May 2013</ref>
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|rowspan=5|{{GAS}} '''(Current)'''
|rowspan=3|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus from Punggol Int brought forward to 0530 hrs on weekdays.
|-
|'''25 September'''
|style='text-align:left'|Serves new pair of bus stops outside Waterwoods and after Punggol Field along Punggol East.
|-
|rowspan=2|{{Bus/D|85|note=Punggol ↔ Yishun}}{{Bus/D|85A|note=Yishun → Sengkang East Rd}}
|rowspan=2|'''2019'''
|'''25 March'''
|style='text-align:left'|{{Bus/D|85A|note=Introduced from Yishun Temp Int to Sengkang East Rd (Sengkang Community Hub) during evening peak hours on weekdays. {{LWAB}}}}
|-
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/dam/ltagov/news/press/2019/20190807_Yishun_ITH_loc_map_Annex.pdf "Yishun ITH Location Map"] Land Transport Authority, 7 August 2019.</ref>
|}

==Service 85#==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBST}}
|rowspan=2|Punggol ↔ Yishun
|'''2010'''
|'''23 May'''
|style='text-align:left'|Introduced between Punggol Temp Int and Yishun Int, plying the original route of Service 85 via Sengkang East Rd during weekday morning peak hours.
|-
|'''2012'''
|'''19 November'''
|style='text-align:left'|Discontinued with the permanent route amendment of Service 85 to Sengkang East Way, Sengkang West Way and Jln Kayu.
|}

==Service 86==
===1st Generation (1977 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=3|Tampines Way ↺ Shenton Way
|'''1977'''
|'''13 June'''
|style='text-align:left'|Introduced between Tampines Way Ter and Shenton Way (Loop) as a semi-express service operating on weekdays and Saturdays only.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Keppel Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=2|Hougang ↺ Shenton Way
|rowspan=2|'''1983'''
|'''30 October'''
|style='text-align:left'|Amended to Hougang Int.
|-
|'''18 December'''
|style='text-align:left'|Integrated with Service 97 and discontinued.
|}

===2nd Generation (since 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=5|Sengkang ↔ Ang Mo Kio
|'''1999'''
|'''12 December'''
|style='text-align:left'|Re-numbered from Service 866 as a service between Sengkang Ter and Ang Mo Kio Int.
|-
|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|rowspan=2|'''2001'''
|rowspan=2|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Sengkang Temp Int brought forward to 0530 hrs on Saturdays, Sundays & Public Holidays.
|-
|rowspan=3|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|rowspan=5|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|PAST|note=Ang Mo Kio → Jln Kayu}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|86A|PAST|note=Introduced from Ang Mo Kio Temp Int to Jln Kayu (Bef Seletar Camp G) during morning peak hours on weekdays.}}
|-
|'''31 December'''
|style='text-align:left'|Serves reinstated pair of bus stops before and after Sengkang West Ave along Jln Kayu.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''9 February'''
|style='text-align:left'|Amended to ply Compassvale Dr, skipping Punggol Rd and Sengkang East Ave.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|rowspan=3|Sengkang ↔ Ang Mo Kio
|rowspan=2|'''2010'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|86A|PAST|note=Discontinued.}}
|-
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Amended to ply Sengkang West Ave and Sengkang West Rd with the partial closure of Jln Kayu.
|-
|rowspan=2|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|rowspan=2|'''2024'''
|rowspan=2|'''24 June'''
|style='text-align:left'|{{Bus/D|86A|note=Introduced from Jln Kayu (Aft Seletar Camp G) to Ang Mo Kio Ave 6 (Yio Chu Kang Stn) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|86B|note=Introduced from Ang Mo Kio Ave 6 (Opp Yio Chu Kang Stn) to Jln Kayu (Bef Seletar Camp G) during evening peak hours on weekdays.}}
|-
|{{Bus/D|86|note=Compassvale ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|{{Bus/D|86|note=Sengkang ↔ Ang Mo Kio}}{{Bus/D|86A|note=Jln Kayu → Ang Mo Kio Ave 6}}{{Bus/D|86B|note=Ang Mo Kio Ave 6 → Jln Kayu}}
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 87==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=15|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=13|Sengkang ↔ Bedok
|'''1999'''
|'''19 September'''
|style='text-align:left'|Introduced between Sengkang Ter and Bedok Int.
|-
|rowspan=3|'''2001'''
|rowspan=3|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|style='text-align:left'|First bus from Sengkang Temp Int brought forward to 0530 hrs daily.
|-
|style='text-align:left'|First bus from Bedok Int brought forward to 0530 hrs daily.
|-
|rowspan=2|'''2003'''
|'''18 January'''
|style='text-align:left'|Amended to Sengkang Integrated Transport Hub.
|-
|'''20 June'''
|style='text-align:left'|Serves new bus stop opposite Hougang Ctrl Int along Hougang Ctrl.
|-
|rowspan=3|'''2011'''
|'''28 August'''
|style='text-align:left'|Amended to ply Jln Tenaga, Bedok Reservoir Rd and Jln Damai with the partial closure of Kaki Bt Ave 1 to facilitate the construction of Kaki Bukit station on the Downtown Line.
|-
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new bus stop outside Bedok Nth Stn along Bedok Nth Rd.
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island.
|-
|Compassvale ↔ Bedok
|rowspan=2|'''2026'''
|'''31 January'''
|style='text-align:left'|Temporarily amended to Compassvale Int to facilitate upgrading works at Sengkang Integrated Transport Hub.
|-
|Sengkang ↔ Bedok
|'''End-October'''
|style='text-align:left'|To be amended to Sengkang Integrated Transport Hub.
|}

==Service 88==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|Pasir Ris ↔ Toa Payoh
|rowspan=3|'''1999'''
|'''28 February'''
|style='text-align:left'|Introduced between Pasir Ris Int and Toa Payoh Temp Int.
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite St. Anne's Ch along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves reinstated bus stop outside Blk 298A along Punggol Rd.
|-
|rowspan=2|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|rowspan=4|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|PAST|note=Punggol Rd → Ang Mo Kio Ave 3}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Introduced from Punggol Rd (St. Anne's Ch) to Ang Mo Kio Ave 3 (Opp Ang Mo Kio Stn) during morning peak hours on weekdays.}}
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|88|note=Last bus from Toa Payoh Temp Int extended to 2340 hrs daily.}}
|-
|rowspan=2|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Extended to start from Punggol Rd (Blk 190C).}}
|-
|rowspan=2|Pasir Ris ↔ Toa Payoh
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|88A|PAST|note=Discontinued.}}
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|rowspan=2|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|note=Hougang Ave 4 → Ang Mo Kio Ave 3}}{{Bus/D|88B|note=Ang Mo Kio Ave 6 → Ang Mo Kio Ave 5}}
|rowspan=2|'''2012'''
|rowspan=2|'''8 October'''
|style='text-align:left'|{{Bus/D|88A|note=Introduced from Hougang Ave 4 (Blk 919) to Ang Mo Kio Ave 3 (Opp Ang Mo Kio Stn) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|88B|note=Introduced from Ang Mo Kio Ave 6 (Blk 207) to Ang Mo Kio Ave 5 (Bef Yio Chu Kang Rd) during morning peak hours on weekdays.}}
|-
|rowspan=5|{{Bus/D|88|note=Pasir Ris ↔ Toa Payoh}}{{Bus/D|88A|note=Punggol Rd → Ang Mo Kio Ave 3}}{{Bus/D|88B|note=Ang Mo Kio Ave 3 → Ang Mo Kio Ave 5}}
|rowspan=3|'''2013'''
|rowspan=2|'''9 April'''
|style='text-align:left'|{{Bus/D|88A|note=Extended to start from Punggol Rd (Blk 190C).}}
|-
|style='text-align:left'|{{Bus/D|88B|note=Shortened to start from Ang Mo Kio Ave 3 (Ang Mo Kio Stn).}}
|-
|'''9 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-launch-six-more-wheelchair-accessible-bus-services "SBS Transit to launch six more Wheelchair Accessible Bus Services"] SBS Transit, 31 May 2013</ref>
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.
|-
|'''2025'''
|'''27 April'''
|style='text-align:left'|Amended to Pasir Ris Integrated Transport Hub.
|}

==Service 89==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=8|Hougang Ctrl ↺ Changi AirFreight Ctr
|'''1999'''
|'''5 December'''
|style='text-align:left'|Introduced between Hougang Ctrl Temp Int and Changi Airport Cargo Cplx (Loop).
|-
|'''2000'''
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Loyang Ind Est along Loyang Ave.
|-
|'''2008'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Changi Beach CP 2 along Nicoll Dr, skipping the bus stop opposite Changi Beach CP 2.
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.<ref>[//www.sbstransit.com.sg/news/additional-bus-stops-for-services-3-27-34-88-89-and-89e-along-the-slip-roads-of-tampines-expressway-near-the-punggol-flyover "Additional bus stops for Services 3, 27, 34, 88, 89 and 89e along the slip roads of Tampines Expressway near the Punggol Flyover"] SBS Transit, 15 August 2014</ref>
|-
|'''2015'''
|'''22 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-four-wheelchair-accessible-bus-services "SBS Transit to roll out another four wheelchair-accessible bus services"] SBS Transit, 16 June 2015</ref>
|-
|{{Bus/D|89|note=Hougang Ctrl ↺ Changi AirFreight Ctr}}{{Bus/D|89A|note=Pasir Ris Dr 1 → Airport Cargo Rd}}
|'''2017'''
|'''10 April'''
|style='text-align:left'|{{Bus/D|89A|note=Introduced from Pasir Ris Dr 1 (Blk 738) to Airport Cargo Rd (AirFreight Ter Bldg) during morning peak hours on weekdays. {{LWAB}}<ref>[//scontent.fsin14-2.fna.fbcdn.net/v/t39.30808-6/491799082_3532405993735570_5940197055004731999_n.jpg?_nc_cat=106&ccb=1-7&_nc_sid=127cfc&_nc_ohc=qRuApzZCyI4Q7kNvwH5GT3H&_nc_oc=AdnLZGG9y_wCQ_tE4nf9EncgoEvg922l1e_J0-C-wXP5yY3Q9k849NSx0Sq7j-YvLGw&_nc_zt=23&_nc_ht=scontent.fsin14-2.fna&_nc_gid=owJw3_UoMwzvq5wP11--Dg&oh=00_AfFQLnFyz408ItbnoG8nCATwKXfXFAtVQRfy1f5kyxKuLQ&oe=680E6274 "Short-Trip Service 89A From Monday, 10 April 2017"] SBS Transit, 29 March 2017</ref>}}
|-
|rowspan=4|{{Bus/D|89|note=Hougang Ctrl ↺ Changi AirFreight Ctr}}{{Bus/D|89A|note=TPE → Airport Cargo Rd}}
|'''2021'''
|'''5 July'''
|style='text-align:left'|{{Bus/D|89A|note=Extended to start from the bus stop after Punggol Rd along TPE.<ref>[//www.sbstransit.com.sg/news/service-improvements-to-services-89a-and-89e-from-5-july-2021 "Service improvements to Services 89A and 89e from 5 July 2021"] SBS Transit, 24 June 2021</ref>}}
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-27-80-87-89-89e-107107m-and-161 "Route amendment for services 27, 80, 87, 89, 89e, 107/107M and 161"] SBS Transit, 28 July 2022</ref>
|-
|rowspan=2|'''2023'''
|'''26 February'''
|style='text-align:left'|Temporarily amended to ply the bus-only corridor along Loyang Ave and Loyang Way with the partial closure of Loyang Ave to facilitate the construction of Loyang Viaduct and Loyang station on the Cross Island Line, skipping 3 pairs of bus stops along Loyang Ave.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-9-19-59-89-89e-and-109 "Route amendments for Services 9, 19, 59, 89, 89e and 109"] SBS Transit, 3 February 2023</ref>
|-
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.<ref>[//www.sbstransit.com.sg/news/route-amendments-for-services-39-53-81-89-and-109 "Route Amendments for Services 39, 53, 81, 89 and 109"] SBS Transit, 11 September 2023</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:Go-Ahead Singapore]]
[[Category:SBS Transit]]

History of Services 50 - 59

2026-04-22T12:21:49Z

Singapore Buses: /* Service 56 */

==Service 50==
===1st Generation (1971 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|Kaki Bukit ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kaki Bt Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=9|Kaki Bukit ↔ Lengkok Bahru
|'''9 May'''
|style='text-align:left'|Extended to Lengkok Bahru Ter.
|-
|rowspan=18|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Sims Ave and Paya Lebar Rd under 1974 Bus Rationalisation, skipping Geylang Rd and Changi Rd.
|-
|'''8 December'''
|style='text-align:left'|Amended to skip Market St.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''2 March'''
|style='text-align:left'|Amended to ply Geylang Rd towards Lengkok Bahru Ter with the conversion of Sims Ave to one-way traffic.
|-
|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Lengkok Bahru Ter, skipping Parsi Rd and Anson Rd.
|-
|rowspan=4|Kaki Bukit ↔ Bukit Merah
|'''23 December'''
|style='text-align:left'|Amended to Bt Merah Ctrl Ter.
|-
|rowspan=2|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|'''28 September'''
|style='text-align:left'|Amended to Bt Merah Int.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|Jln Eunos ↔ Bukit Merah
|'''1984'''
|'''17 June'''
|style='text-align:left'|Amended to Jln Eunos Ter.
|-
|rowspan=4|Eunos ↔ Bukit Merah
|rowspan=2|'''1987'''
|'''22 March'''
|style='text-align:left'|Amended to Eunos Ter.
|-
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''1989'''
|'''10 December'''
|style='text-align:left'|Amended to Eunos Int.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===2nd Generation (since 2012)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBST}} '''(Current)'''
|rowspan=5|Bishan ↔ Punggol
|'''2012'''
|'''16 December'''
|style='text-align:left'|Introduced between Bishan Int and Punggol Int under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0545 hrs and 2345 hrs on weekdays & Saturdays / between 0600 hrs and 2345 hrs on Sundays & Public Holidays from Bishan Int, and between 0530 hrs and 2345 hrs on weekdays & Saturdays / between 0545 hrs and 2345 hrs on Sundays & Public Holidays from Punggol Int.
|-
|rowspan=2|'''2013'''
|'''31 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-nine-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Nine New Wheelchair Accessible Bus Services"] SBS Transit, 25 March 2013</ref>
|-
|'''13 October'''
|style='text-align:left'|Amended to ply Sengkang West Ave and Sengkang West Rd with the partial closure of Jln Kayu.
|-
|'''2015'''
|'''11 January'''
|style='text-align:left'|Serves additional bus stop outside Blk 988B along Yio Chu Kang Rd.
|-
|'''2016'''
|'''25 September'''
|style='text-align:left'|Serves new pair of bus stops outside Waterwoods and after Punggol Field along Punggol East.
|-
|{{Bus/D|50|note=Bishan ↔ Punggol}}{{Bus/D|50A|note=Punggol East → Ang Mo Kio Ave 8}}
|'''2024'''
|'''30 September'''
|style='text-align:left'|{{Bus/D|50A|note=Introduced from Punggol East (Aft Punggol Field) to Ang Mo Kio Ave 8 (Bef Ang Mo Kio Stn Exit B) during morning peak hours on weekdays excluding public holidays. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/introduction-of-service-50a Introduction of Service 50A] SBS Transit, 16 September 2024</ref>}}
|}

==Service 50A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=3|Kaki Bt ↺ Stamford Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kaki Bt Ter and Stamford Rd (Loop) under 1971 Bus Reorganisation.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Alexandra Rd (Alexandra Hosp) Ter and re-numbered Service 53 under 1974 Bus Rationalisation.
|}

==Service 51==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{ABS}}
|rowspan=6|Jln Eunos ↔ Labrador
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Jln Eunos Ter and Labrador Ter under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Jln Eunos Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=22|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Jln Eunos Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''1979'''
|'''11 November'''
|style='text-align:left'|Amended to ply Ganges Ave towards Alexandra Rd Ter with the realignment of Delta Circus.
|-
|rowspan=4|Hougang ↔ Labrador
|rowspan=4|'''1987'''
|'''22 March'''
|style='text-align:left'|Integrated with Service 54 and extended to Hougang Int.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Hougang Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Hougang Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=6|Hougang (South) ↔ Jurong East
|'''1988'''
|'''18 December'''
|style='text-align:left'|Integrated with Service 192 and extended to Jurong East Int.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=2|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Kallang Stn along Sims Ave.
|-
|{{TBC}}
|style='text-align:left'|First bus from Jurong East Int brought forward to 0530 hrs on weekdays.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves the bus stop outside Bugis Stn along Victoria St, skipping the bus stop opposite Bugis Junction.
|-
|'''1999'''
|'''20 September'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite West Bay Resort Condo along West Coast Rd.
|-
|rowspan=2|{{Bus/D|51|note=Hougang South ↔ Jurong East}}{{Bus/D|51A|note=Jurong East → Pandan Gardens}}
|rowspan=2|'''2002'''
|rowspan=2|'''12 May'''
|style='text-align:left'|Amended to ply Pandan Gdns.
|-
|style='text-align:left'|{{Bus/D|51A|note=Introduced from Jurong East Int to Pandan Gdns (Blk 407), operating after the last bus of Service 51 daily.}}
|-
|rowspan=7|{{Bus/D|51|note=Hougang Ctrl ↔ Jurong East}}{{Bus/D|51A|note=Jurong East → Pandan Gardens}}
|rowspan=2|'''2004'''
|rowspan=2|'''15 February'''
|style='text-align:left'|Extended to Hougang Ctrl Int with the closure of Hougang Sth Int.
|-
|style='text-align:left'|First bus from Jurong East Int brought forward to 0530 hrs on Saturdays.
|-
|'''2007'''
|'''22 May'''
|style='text-align:left'|{{DWAB}}
|-
|'''2009'''
|'''5 July'''
|style='text-align:left'|Amended to ply Boon Lay Way and Jurong East Ctrl with the closure of Jurong East St 12 to facilitate the Jurong East Modification Project (JEMP).
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2014'''
|'''27 April'''
|style='text-align:left'|Serves new bus stop outside Queens Condo along Commonwealth Ave.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 52==
===1st Generation (1971 - 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=3|Jln Eunos ↔ Tg Pagar Rd
|'''1971'''
|'''3 July'''
|style='text-align:left'|Introduced between Jln Eunos Ter and Tg Pagar Rd Ter.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

===2nd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}} '''(Current)'''
|rowspan=8|Bishan ↔ Jurong East
|'''2005'''
|'''23 October'''
|style='text-align:left'|Introduced between Bishan Int and Jurong East Int, operating between 0545 hrs and 2345 hrs from Bishan Int and Jurong East Int daily.
|-
|'''2009'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2012'''
|'''9 December'''
|style='text-align:left'|Amended to ply Upp Bt Timah Rd and Bt Timah Lk with the partial closure of Jln Jurong Kechil to facilitate the construction of Beauty World station on the Downtown Line.
|-
|'''2014'''
|'''26 January'''
|style='text-align:left'|Amended to ply the reinstated Jln Jurong Kechil, skipping Upp Bt Timah Rd and Bt Timah Lk.
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway towards Jurong East Temp Int.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|-
|'''2019'''
|'''23 June'''
|style='text-align:left'|Amended to ply northbound Lornie Highway towards Bishan Int.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-52-74-93-and-852 "Route amendment for Services 52, 74, 93 and 852"] SBS Transit, 10 June 2019</ref>
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 53==
===1st Generation (1974 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=4|Kaki Bt ↔ Alexandra Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 50A as a service between Kaki Bt Ter and Alexandra Rd (Alexandra Hosp) Ter.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Kaki Bt Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1983'''
|'''20 February'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1994)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=22|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Bishan ↺ Hougang Ave 3
|'''1994'''
|'''10 July'''
|style='text-align:left'|Introduced between Bishan Int and Hougang Ave 3 (Loop).
|-
|Bishan ↺ Changi Airport
|'''1995'''
|'''23 April'''
|style='text-align:left'|Extended to loop at Changi Airport.
|-
|rowspan=11|Bishan ↔ Changi Airport
|rowspan=3|'''1996'''
|{{TBC}}
|style='text-align:left'|Converted to bi-directional service between Bishan Int and Changi Airport PTB1.
|-
|'''3 September'''
|style='text-align:left'|Amended to ply Pasir Ris Dr 12 and Pasir Ris Dr 1, skipping Elias Rd.
|-
|{{TBC}}
|style='text-align:left'|First bus from Bishan Int brought forward to 0530 hrs on Sundays and Public Holidays.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop opposite Fish Farm Rd 2 along Tampines Rd.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Fish Farm Rd 2 along Tampines Rd.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite SATS Flight Kitchen along Airport Blvd.
|-
|rowspan=2|'''2003'''
|'''21 June'''
|style='text-align:left'|Amended to ply Serangoon Ctrl and Upp Serangoon Rd under North East Line Rationalisation Phase 1.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Serangoon Stn along Serangoon Ctrl.
|-
|rowspan=2|'''2007'''
|'''23 June'''
|style='text-align:left'|Amended to ply Tampines Svc Rd.
|-
|'''11 November'''
|style='text-align:left'|Amended to serve Changi Airport PTB3.
|-
|'''2009'''
|'''26 October'''
|style='text-align:left'|{{DWAB}}
|-
|Bishan ↺ Changi Airport
|rowspan=4|'''2012'''
|'''9 January'''
|style='text-align:left'|Converted to loop service between Bishan Int and Changi Airport PTB2.
|-
|rowspan=3|{{Bus/D|53|note=Bishan ↺ Changi Airport}}{{Bus/D|53A|PAST|note=Hougang Ave 1 → Serangoon Ctrl}}{{Bus/D|53B|PAST|note=Serangoon Ctrl → Hougang Ave 1}}
|rowspan=2|'''27 February'''
|style='text-align:left'|{{Bus/D|53A|PAST|note=Introduced from Hougang Ave 1 (Opp Blk 232) to Serangoon Ctrl (Blk 261) during morning peak hours on weekdays. {{LWAB}}}}
|-
|style='text-align:left'|{{Bus/D|53B|PAST|note=Introduced from Serangoon Ctrl (Blk 206) to Hougang Ave 1 (Blk 232) during evening peak hours on weekdays. {{LWAB}}}}
|-
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|rowspan=2|Bishan ↺ Changi Airport
|rowspan=2|'''2015'''
|rowspan=2|'''16 August'''
|style='text-align:left'|{{Bus/D|53A|PAST|note=Discontinued with the introduction of Service 53M.}}
|-
|style='text-align:left'|{{Bus/D|53B|PAST|note=Discontinued with the introduction of Service 53M.}}
|-
|rowspan=3|{{Bus/D|53|note=Bishan ↺ Changi Airport}}{{Bus/D|53A|note=Pasir Ris Dr 1 → Changi Airport}}
|'''2016'''
|'''1 September'''
|style='text-align:left'|{{Bus/D|53A|note=Introduced from Pasir Ris Dr 1 (Blk 738) to Changi Airport PTB2 during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.
|}

==Service 53M==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}} '''(Current)'''
|rowspan=2|Hougang Ave 1 ↺ Serangoon Ctrl
|'''2015'''
|'''16 August'''
|style='text-align:left'|Introduced between Hougang Ave 1 (Opp Blk 232) and Serangoon Ctrl (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0600 hrs and 2300 hrs daily. {{LWAB}}
|-
|'''2016'''
|'''24 January'''
|style='text-align:left'|Serves additional bus stop outside Blk 209 along Boundary Rd.
|-
|Hougang St 21 ↺ Serangoon Ctrl
|'''2025'''
|'''26 October'''
|style='text-align:left'|Extended to Hougang St 21 (Kovan Hub).
|}

==Service 54==
===1st Generation (1985 - 1987)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Hougang ↺ Jln Eunos
|'''1985'''
|'''29 December'''
|style='text-align:left'|Introduced between Hougang Int and Jln Eunos (Loop).
|-
|'''1987'''
|'''22 March'''
|style='text-align:left'|Integrated with Service 51 and discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=6|Bishan ↔ New Bridge Rd
|'''1993'''
|'''5 December'''
|style='text-align:left'|Introduced between Bishan Int and New Bridge Rd Ter with the integration of Services 104 and 134 under TransitLink Network Integration Exercise Phase 14.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|Last bus from New Bridge Rd Ter revised to 2330 hrs daily.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Bishan Int brought forward to 0545 hrs on weekdays.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|rowspan=2|'''2000'''
|'''20 February'''
|style='text-align:left'|Serves additional bus stop opposite Blk 333 along Kreta Ayer Rd.
|-
|{{TBC}}
|style='text-align:left'|Last bus from New Bridge Rd Ter extended to 2400 hrs on Saturdays.
|-
|rowspan=2|{{Bus/D|54|note=Bishan ↔ New Bridge Rd}}{{Bus/D|54A|PAST|note=Bishan St 22 → Bishan Rd}}
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|54A|PAST|note=Introduced from Bishan St 22 (Blk 245) to Bishan Rd (Bishan Stn) during morning peak hours on weekdays.}}
|-
|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd.
|-
|rowspan=3|Bishan ↔ New Bridge Rd
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|54A|PAST|note=Discontinued.}}
|-
|'''2006'''
|'''5 November'''
|style='text-align:left'|Amended to ply Bishan St 13 and Bishan St 11.
|-
|'''2009'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=6|Bishan ↔ Kampong Bahru
|rowspan=2|'''2018'''
|rowspan=2|'''10 March'''
|style='text-align:left'|Extended to Kg Bahru Ter with the closure of New Bridge Rd Ter.
|-
|style='text-align:left'|First bus from Kg Bahru Ter brought forward to 0610 hrs daily.
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|-
|rowspan=2|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.
|-
|'''2025'''
|'''9 March'''
|style='text-align:left'|Serves additional bus stop outside Outram Pk Stn Exit 4 along New Bridge Rd.
|}

==Service 55==
===1st Generation (1980 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|South Canal ↺ Alexandra Rd
|rowspan=3|'''1980'''
|'''11 February'''
|style='text-align:left'|Introduced between Sth Canal Ter and Alexandra Rd (Loop).
|-
|rowspan=4|South Canal ↺ Mei Chin Rd
|'''9 March'''
|style='text-align:left'|Amended to loop at Mei Chin Rd.
|-
|'''23 November'''
|style='text-align:left'|Amended to ply Leng Kee Rd and Tiong Bahru Rd.
|-
|'''1984'''
|'''30 December'''
|style='text-align:left'|Amended to ply Alexandra Rd, skipping Leng Kee Rd.
|-
|'''1988'''
|'''18 December'''
|style='text-align:left'|Integrated with Service 195 and discontinued.
|}

===2nd Generation (since 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Ang Mo Kio ↔ Marine Parade
|'''1992'''
|'''29 November'''
|style='text-align:left'|Introduced between Ang Mo Kio Int and Marine Parade Ter under TransitLink Network Integration Exercise Phase 10.
|-
|Bishan ↔ Marine Parade
|'''1994'''
|'''16 January'''
|style='text-align:left'|Extended to Bishan Int.
|-
|rowspan=3|{{Bus/D|55|note=Bishan ↺ Siglap Rd}}{{Bus/D|55A|PAST|note=Bishan → Siglap Rd}}
|rowspan=2|'''2001'''
|rowspan=2|'''16 September'''
|style='text-align:left'|Amended to loop at Siglap Rd from Bishan Int with the closure of Marine Parade Ter.
|-
|style='text-align:left'|{{Bus/D|55A|PAST|note=Introduced from Bishan Int to Siglap Rd (Opp Mandarin Gdns) as terminating trips after the last bus of Service 55 daily.}}
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Victoria Sch along Marine Parade Rd.
|-
|rowspan=2|{{Bus/D|55|note=Bishan ↺ Siglap Rd}}{{Bus/D|55A|PAST|note=Bishan → Marine Parade Rd}}
|'''2005'''
|'''25 April'''
|style='text-align:left'|{{Bus/D|55A|PAST|note=Extended to terminate at Marine Parade Rd (Victoria Sch).}}
|-
|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|{{Bus/D|55|note=Bishan ↺ Siglap Rd}}{{Bus/D|55A|PAST|note=Bishan → Marine Parade Rd}}{{Bus/D|55B|note=Bishan → Ang Mo Kio Ave 10}}
|'''2013'''
|'''25 November'''
|style='text-align:left'|{{Bus/D|55B|note=Introduced from Bishan Int to Ang Mo Kio Ave 10 (Blk 443) during evening peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=3|{{Bus/D|55|note=Bishan ↔ Upp East Coast}}{{Bus/D|55B|note=Bishan → Ang Mo Kio Ave 10}}
|rowspan=2|'''2017'''
|rowspan=2|'''9 April'''
|style='text-align:left'|{{Bus/D|55|note=Extended to Upp East Coast Ter.}}
|-
|style='text-align:left'|{{Bus/D|55A|PAST|note=Discontinued with the extension of Service 55 to Upp East Coast Ter.}}
|-
|'''2025'''
|'''31 August'''
|style='text-align:left'|Skips bus stop outside Kew Green Condo along Upp East Coast Rd.<ref>[//web.archive.org/web/20250831103334/https://www.sbstransit.com.sg/news/bus-services-to-skip-bus-stop-along-upper-east-coast-road-from-sunday-31-august-2025 "Bus services to skip bus stop along Upper East Coast Road from Sunday, 31 August 2025"] SBS Transit (29 August 2025). Archived 31 August 2025.</ref>
|}

==Service 56==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Bishan St 11 ↺ Toa Payoh
|'''1985'''
|'''22 December'''
|style='text-align:left'|Introduced between Bishan St 11 and Toa Payoh Int (Loop).
|-
|rowspan=3|Bishan ↺ Toa Payoh
|'''1986'''
|'''28 December'''
|style='text-align:left'|Amended to Bishan Ter.
|-
|'''1987'''
|'''16 March'''
|style='text-align:left'|First bus from Bishan Ter brought forward to 0545 hrs daily.
|-
|'''1989'''
|'''30 April'''
|style='text-align:left'|Amended to Bishan Int.
|-
|rowspan=6|Bishan ↔ Marina Ctr
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Services 58 and 150 and extended to Marina Ctr Ter.
|-
|rowspan=2|'''2001'''
|'''18 February'''
|style='text-align:left'|Serves new staggered bus stop outside Novena Stn along Thomson Rd, skipping the bus stop outside Novena Ch.
|-
|{{TBC}}
|style='text-align:left'|Last bus from Marina Ctr Ter extended to 0015 hrs on Saturdays.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2021'''
|'''27 February'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter.
|}

==Service 57==
===1st Generation (1983 - 1987)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Buona Vista ↔ Changi Airport
|'''1983'''
|'''25 June'''
|style='text-align:left'|Introduced between Buona Vista Ter and Changi Airport as a peak hour service on weekdays & Saturdays under Changi Airport Bus Plan 1983, replacing former SSB Service 757.
|-
|rowspan=2|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''19 April'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1988 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=5|Bishan ↺ Sin Ming Dr
|rowspan=2|'''1988'''
|'''22 August'''
|style='text-align:left'|Introduced between Bishan Ter and Sin Ming Dr (Loop), replacing Service 353.
|-
|'''20 November'''
|style='text-align:left'|Amended to ply Sin Ming Rd, Sin Ming Dr, Sin Ming Ave and Upp Thomson Rd in both directions.
|-
|'''1989'''
|'''30 April'''
|style='text-align:left'|Amended to Bishan Int.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1992'''
|'''3 May'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 7 with the introduction of Townlink Service 410G/410W.
|}

===3rd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBST}} '''(Current)'''
|rowspan=7|Bishan ↔ Bukit Merah
|rowspan=2|'''2005'''
|'''31 July'''
|style='text-align:left'|Introduced between Bishan Int and Bt Merah Int, operating between 0600 hrs and 2330 hrs from Bishan Int daily, and between 0545 hrs and 2400 hrs from Bt Merah Int daily.
|-
|'''2 October'''
|style='text-align:left'|Serves new bus stop outside New 7th Storey Hotel along Rochor Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|rowspan=2|'''2007'''
|'''21 January'''
|style='text-align:left'|Amended to ply Thomson Rd, Kg Java Rd and Keng Lee Rd, skipping Whitley Rd/PIE and Dunearn Rd.
|-
|'''24 June'''
|style='text-align:left'|Serves new bus stop outside Blk 114 along Depot Rd.
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|'''2009'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|}

==Service 58==
===1st Generation (1987 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Bishan ↺ Marina Ctr
|'''1987'''
|'''18 January'''
|style='text-align:left'|Introduced between Bishan Ter and Marina Ctr (Loop).
|-
|'''1989'''
|'''30 April'''
|style='text-align:left'|Amended to Bishan Int.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Service 56 and discontinued.
|}

===2nd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBST}} '''(Current)'''
|rowspan=5|Bishan ↔ Pasir Ris
|'''2005'''
|'''31 July'''
|style='text-align:left'|Introduced between Bishan Int and Pasir Ris Int, operating between 0530 hrs and 2400 hrs from Bishan Int and Pasir Ris Int daily.
|-
|'''2011'''
|'''28 August'''
|style='text-align:left'|Amended to ply Jln Tenaga, Bedok Reservoir Rd and Jln Damai with the partial closure of Kaki Bt Ave 1 to facilitate the construction of Kaki Bukit station on the Downtown Line.
|-
|'''2012'''
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
|-
|rowspan=6|{{Bus/D|58|note=Bishan ↔ Pasir Ris}}{{Bus/D|58A|note=Upp Serangoon Rd → Tampines Ave 10}}{{Bus/D|58B|note=Pasir Ris → Upp Paya Lebar Rd}}
|rowspan=3|'''2017'''
|rowspan=2|'''10 April'''
|style='text-align:left'|{{Bus/D|58A|note=Introduced from Upp Serangoon Rd (Serangoon Stn Exit H) to Tampines Ave 10 (Bef TPE) during peak hours on weekdays. {{LWAB}}}}
|-
|style='text-align:left'|{{Bus/D|58B|note=Introduced from Pasir Ris Int to Upp Paya Lebar Rd (Aft Tai Seng Stn) during peak hours on weekdays. {{LWAB}}}}
|-
|'''28 May'''
|style='text-align:left'|Serves 2 new pairs of bus stops after Tampines Ave 5, before Tampines Fire Stn, outside The Santorini and after Tampines Ave 1 along Tampines Ave 10.
|-
|'''2022'''
|'''27 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite HomeTeamNS Bedok along Bedok Nth Rd.
|-
|rowspan=2|'''2025'''
|'''27 April'''
|style='text-align:left'|Amended to Pasir Ris Integrated Transport Hub.
|-
|'''28 December'''
|style='text-align:left'|Serves a new pair of bus stops outside Goldenhill Pk Condo and Lor Chuan Stn Exit B along Lor Chuan.
|}

==Service 59==
===1st Generation (1988 - 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=2|Bishan ↔ Jln Kayu
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Bishan Ter and Jln Kayu Ter.
|-
|'''1989'''
|'''30 April'''
|style='text-align:left'|Amended to Bishan Int.
|-
|rowspan=4|Ang Mo Kio ↺ Jln Kayu
|'''1992'''
|'''3 May'''
|style='text-align:left'|Shortened to Ang Mo Kio Int and amended to loop at Jln Kayu under TransitLink Network Integration Exercise Phase 7.
|-
|rowspan=3|{{TIBS}} 
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services. Amended to start from Jln Kayu Ter and loop at Ang Mo Kio Int.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Skips a pair of temporarily closed bus stops before and after Seletar West Farmway 1 along Jln Kayu.
|-
|'''1999'''
|'''21 February'''
|style='text-align:left'|Extended to Sengkang Ter and re-numbered Service 866.
|}

===2nd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}} '''(Current)'''
|rowspan=8|Bishan ↔ Changi Village
|'''2005'''
|'''23 October'''
|style='text-align:left'|Introduced between Bishan Int and Changi Village Ter, operating between 0600 hrs and 2330 hrs from Bishan Int and Changi Village Ter daily.
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|First bus from Bishan Int brought forward to 0545 hrs on weekdays.
|-
|'''2010'''
|'''28 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''28 August'''
|style='text-align:left'|Amended to ply Jln Tenaga, Bedok Reservoir Rd and Jln Damai with the partial closure of Kaki Bt Ave 1 to facilitate the construction of Kaki Bukit station on the Downtown Line.
|-
|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new pair of bus stops outside Tampines East Stn along Tampines Ave 2.
|-
|'''2023'''
|'''26 February'''
|style='text-align:left'|Temporarily amended to ply the bus-only corridor along Loyang Ave and Loyang Way with the partial closure of Loyang Ave to facilitate the construction of Loyang Viaduct and Loyang station on the Cross Island Line, skipping 3 pairs of bus stops along Loyang Ave.
|-
|'''2025'''
|'''26 October'''
|style='text-align:left'|Serves a new pair of bus stops in front of and opposite Blk 961A along Bedok Reservoir Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Bus%20Services%20to%20Call%20at%20New%20Bus%20Stops%20along%20Bedok%20Reservoir%20Road.pdf "Bus Services to Call at New Bus Stops along Bedok Reservoir Road"] SBS Transit, 21 October 2025.</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]

History of Services 40 - 49

2026-04-22T12:18:39Z

Singapore Buses: /* Service 43M */

==Service 40==
{| class="wikitable" style='text-align:center'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|{{SGTC}}
|rowspan=2|Telok Kurau Rd ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Telok Kurau Rd Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|{{UBC}}
|'''6 December'''
|style='text-align:left'|Operations transferred to United Bus Company.
|-
|rowspan=21|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001.''
|rowspan=2|Chai Chee ↔ Prince Edward
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Extended to Chai Chee Ter.
|-
|rowspan=2|Upp Changi Rd Track 6 ↔ Prince Edward
|rowspan=2|'''1974'''
|'''1 December'''
|style='text-align:left'|Extended to Upp Changi Rd Track 6 Ter.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=3|Chai Chee ↔ Prince Edward
|'''1975'''
|'''16 November'''
|style='text-align:left'|Amended to Chai Chee Ter.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop outside Overseas Union Finance along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|{{Bus/D|AM|style=border:1px solid|note=Chai Chee → Prince Edward}}{{Bus/D|PM|style=border:1px solid|note=Prince Edward → Chai Chee}}
|'''1977'''
|'''11 April'''
|style='text-align:left'|Converted to peak hour one-directional service from Chai Chee Ter to Prince Edward Ter during morning peak hours, and from Prince Edward Ter to Chai Chee Ter during evening peak hours on weekdays and Saturdays.
|-
|rowspan=3|Chai Chee ↔ Prince Edward
|'''1978'''
|'''1 June'''
|style='text-align:left'|Reverted to daily full day service with the discontinuation of Service 42.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''14 October'''
|style='text-align:left'|Amended to ply Lor Sarina and Sims Ave East towards Chai Chee Ter with the conversion of Changi Rd to one-way traffic.
|-
|Chai Chee ↺ Merpati Rd
|'''1984'''
|'''10 June'''
|style='text-align:left'|Shortened to loop at Merpati Rd from Chai Chee Ter.
|-
|rowspan=9|Bedok ↺ Merpati Rd
|'''1985'''
|'''8 September'''
|style='text-align:left'|Extended to Bedok Int with the closure of Chai Chee Ter.
|-
|'''1992'''
|'''3 May'''
|style='text-align:left'|Amended to ply Siglap Rd under TransitLink Network Integration Exercise Phase 7, skipping Telok Kurau Rd and Sims Ave East/Changi Rd.
|-
|'''1998'''
|rowspan=2 {{TBC}}
|style='text-align:left'|Serves new bus stop after Geylang Rd along Aljunied Rd.
|-
|'''2003'''
|style='text-align:left'|Serves new bus stop outside Shell Kiosk along Tg Katong Rd.
|-
|rowspan=2|'''2011'''
|'''26 June'''
|style='text-align:left'|Serves new staggered bus stop outside Kong Hwa Sch along Circuit Rd, skipping the bus stop outside MacPherson Sec Sch.
|-
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''2013'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2016'''
|'''16 October'''
|style='text-align:left'|Serves bus stop outside MacPherson Sec Sch along Circuit Rd with the abolition of the bus stop outside Kong Hwa Sch.
|}

==Service 41==
===1st Generation (1971 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABC}}
|Telok Kurau Rd ↔ Redhill
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Telok Kurau Rd Ter and Redhill Cl Ter under 1971 Bus Reorganisation.
|-
|rowspan=15|{{SBS}}
|rowspan=7|Chai Chee ↔ Redhill
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Extended to Chai Chee Ter.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Still Rd, skipping Telok Kurau Rd under 1974 Bus Rationalisation.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave and Lor 1 Geylang towards Chai Chee Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=2|'''1976'''
|'''18 April'''
|style='text-align:left'|Amended to ply Bedok Sth Rd, Bedok Sth Ave 1, Marine Parade Rd and Amber Rd, skipping Changi Rd, Still Rd and East Coast Rd.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Paya Lebar Rd, Sims Ave and the extended Tg Katong Rd towards Chai Chee Ter.
|-
|Bedok ↔ Redhill
|rowspan=2|'''1985'''
|'''7 April'''
|style='text-align:left'|Amended to Bedok Int.
|-
|rowspan=7|Bedok ↔ Bukit Merah
|'''15 September'''
|style='text-align:left'|Integrated with Service 44 and extended to Bt Merah Int.
|-
|rowspan=3|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Bedok Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|'''1991'''
|'''7 April'''
|style='text-align:left'|Integrated with Service 197 and discontinued under TransitLink Network Integration Exercise Phase 3.
|}

===2nd Generation (since 2014)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBST}}
|rowspan=4|Jurong East ↺ Jln Anak Bt
|'''2014'''
|'''14 December'''
|style='text-align:left'|Introduced between Jurong East Temp Int and Jln Anak Bt (Loop) under LTA's Bus Service Enhancement Programme (BSEP), operating between 0545 hrs and 2345 hrs daily.<ref>[//www.sbstransit.com.sg/news/new-services-41-and-140-from-14-december-2014-and-route-extension-of-service-35-from-15-december-2014 "New Services 41 and 140 from 14 December 2014 and route extension of Service 35 from 15 December 2014"] SBS Transit, 2 December 2014</ref>
|-
|'''2015'''
|'''30 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-six-wheelchair-accessible-bus-services "SBS Transit To Roll Out Another Six Wheelchair-Accessible Bus Services"] SBS Transit, 23 March 2015</ref>
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 41A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABC}}
|Joo Chiat Pl ↔ Redhill
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Joo Chiat Pl Ter and Redhill Cl Ter under 1971 Bus Reorganisation.
|-
|rowspan=3|{{SBS}}
|rowspan=3|Chai Chee ↔ Redhill
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Extended to Chai Chee Ter.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 44 under 1974 Bus Rationalisation.
|}

==Service 42==
===1st Generation (1971 - 1978)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=3|Telok Kurau Rd ↔ Intl Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Telok Kurau Rd Ter and Intl Rd Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|'''1972'''
|'''24 December'''
|style='text-align:left'|Extended to relocated Intl Rd Ter (near Fourth Lok Yang Rd).
|-
|rowspan=6|{{SBS}}
|rowspan=6|Chai Chee ↔ Intl Rd
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Extended to Chai Chee Ter.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=2|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop outside Overseas Union Finance along Robinson Rd.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Paya Lebar Rd, Sims Ave and the extended Tg Katong Rd towards Chai Chee Ter.
|-
|'''1978'''
|'''1 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1997)===
{| class="wikitable" style='text-align:center'
|-
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=3|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Jln Kembangan ↺ Fidelio St
|'''1997'''
|'''1 December'''
|style='text-align:left'|Re-numbered from Service M2 as a service between Jln Kembangan (Kembangan Stn) and Fidelio St (Loop).
|-
|'''2014'''
|'''29 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2023'''
|'''27 November'''
|style='text-align:left'|Last bus extended to 2400 hrs daily.
|}

==Service 43==
===1st Generation (1971 - 1975)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=2|Telok Kurau Rd ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Telok Kurau Rd Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=3|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|rowspan=2|Telok Kurau Rd ↔ Benoi Rd
|rowspan=2|'''1972'''
|rowspan=2|'''24 December'''
|style='text-align:left'|Extended to Benoi Rd Ter.
|-
|style='text-align:left'|Amended to ply Corporation Rd, Yung Ho Rd, Corporation Dr and Corporation Rd during off peak hours daily.
|-
|rowspan=5|{{SBS}}
|rowspan=2|Chai Chee ↔ Benoi Rd
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Extended to Chai Chee Ter.
|-
|rowspan=3|Prince Edward ↺ Kallang Pk/Natl Stadium
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Shortened to start from Prince Edward Ter, shortened to loop at Kallang Pk and converted to peak hour service on weekdays and Saturdays only under 1974 Bus Rationalisation.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|'''1975'''
|'''8 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}}
|rowspan=5|Punggol ↔ Upp East Coast
|'''2005'''
|'''23 October'''
|style='text-align:left'|Introduced between Punggol Int and Upp East Coast Ter, operating between 0545 hrs and 2345 hrs from Punggol Int and Upp East Coast Ter daily.
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Victoria Sch along Marine Parade Rd.
|-
|'''2009'''
|'''23 August'''
|style='text-align:left'|Amended to ply the reinstated Paya Lebar Rd, skipping Eunos Ave 5 and Eunos Rd 8.
|-
|'''2010'''
|'''18 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Serves new pair of bus stops outside Soo Teck Stn along Punggol Way.
|-
|rowspan=2|{{Bus/D|43|note=Punggol ↔ Upp East Coast}}{{Bus/D|43A|PAST|note=Buangkok Green → Serangoon Ctrl}}
|'''2012'''
|'''23 July'''
|style='text-align:left'|{{Bus/D|43A|PAST|note=Introduced from Buangkok Green (Blk 565) to Serangoon Ctrl (Serangoon Stn) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|rowspan=8|Punggol ↔ Upp East Coast
|rowspan=2|'''2014'''
|'''16 November'''
|{{Bus/D|43A|PAST|note=Discontinued with the introduction of Service 43M.}}
|-
|'''7 December'''
|style='text-align:left'|Serves new pair of bus stops before Blk 264 and outside Blk 264A along Punggol Ctrl.
|-
|'''2015'''
|'''30 August'''
|style='text-align:left'|Serves new pair of bus stops outside Twin Waterfalls and after TPE along Punggol Way.
|-
|rowspan=6|{{GAS}} '''(Current)'''
|rowspan=3|'''2016'''
|rowspan=2|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|style='text-align:left'|First bus from Upp East Coast Ter brought forward to 0525 hrs on weekdays.
|-
|'''13 November'''
|style='text-align:left'|Serves new pair of bus stops opposite Blk 293D and outside Blk 286B along Sengkang East Rd.
|-
|'''2017'''
|'''26 November'''
|style='text-align:left'|Serves additional bus stop outside Punggol Stn/Int along Punggol Ctrl.
|-
|'''2025'''
|'''31 August'''
|style='text-align:left'|Skips bus stop outside Kew Green Condo along Upp East Coast Rd.<ref name="BS94061">[//web.archive.org/web/20250831103334/https://www.sbstransit.com.sg/news/bus-services-to-skip-bus-stop-along-upper-east-coast-road-from-sunday-31-august-2025 "Bus services to skip bus stop along Upper East Coast Road from Sunday, 31 August 2025"] SBS Transit (29 August 2025). Archived 31 August 2025.</ref>
|-
|{{Bus/D|43|note=Punggol ↔ Upp East Coast}}{{Bus/D|43A|note=Punggol → Serangoon Ctrl}}
|'''2026'''
|'''22 March'''
|style='text-align:left'|{{Bus/D|43A|note=Introduced from Punggol Int to Serangoon Ctrl (S'goon Stn Exit C/Blk 201) during morning peak hours on weekdays and daily evenings under the LTA's Bus Connectivity Enhancement Programme (BCEP). {{LWAB}}}}
|}

==Service 43M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBST}}
|rowspan=8|Punggol ↺ Serangoon Ctrl
|rowspan=2|'''2014'''
|'''16 November'''
|style='text-align:left'|Introduced between Punggol Int and Serangoon Ctrl (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0550 hrs and 2305 hrs daily. {{LWAB}}
|-
|'''7 December'''
|style='text-align:left'|Serves new pair of bus stops before Blk 264 and outside Blk 264A along Punggol Ctrl.
|-
|'''2015'''
|'''30 August'''
|style='text-align:left'|Serves new pair of bus stops outside Twin Waterfalls and after TPE along Punggol Way.
|-
|rowspan=3|'''2016'''
|'''24 January'''
|style='text-align:left'|Serves additional bus stop outside Serangoon Stadium along Boundary Rd.
|-
|rowspan=4|{{GAS}}
|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|'''13 November'''
|style='text-align:left'|Serves new pair of bus stops opposite Blk 293D and outside Blk 286B along Sengkang East Rd.
|-
|'''2017'''
|'''26 November'''
|style='text-align:left'|Serves additional bus stop outside Punggol Stn/Int along Punggol Ctrl.
|-
|'''2025'''
|'''26 October'''
|style='text-align:left'|Discontinued and replaced by Service 104.
|}

==Service 44==
===1st Generation (1971)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABC}}
|rowspan=2|Telok Kurau Rd ↔ Delta Circus
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Telok Kurau Rd Ter and Delta Circus Ter under 1971 Bus Reorganisation.
|-
|'''2 May'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1974 - 1985)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBS}}
|rowspan=5|Chai Chee ↔ Redhill
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 41A as a service between Chai Chee Ter and Redhill Cl Ter.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave and Lor 1 Geylang towards Chai Chee Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=2|'''1979'''
|'''14 October'''
|style='text-align:left'|Amended to ply Still Rd and Sims Ave East towards Chai Chee Ter with the conversion of Changi Rd to one-way traffic, skipping Telok Kurau Rd.
|-
|'''14 November'''
|style='text-align:left'|Amended to ply Telok Kurau Rd, skipping Still Rd.
|-
|rowspan=2|Chai Chee ↔ Bukit Merah
|'''1981'''
|'''15 November'''
|style='text-align:left'|Integrated with Service 63 and extended to Bt Merah Int.
|-
|'''1985'''
|'''15 September'''
|style='text-align:left'|Integrated with Service 33 and discontinued with the closure of Chai Chee Ter.
|}

===3rd Generation (since 2025)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{GAS}} '''(Current)'''
|{{Bus/D|AM|style=border:1px solid|note=Punggol Coast → Airport Blvd}}{{Bus/D|PM|style=border:1px solid|note=Airport Blvd → Punggol Coast}}
|'''2025'''
|'''10 November'''
|style='text-align:left'|Introduced as a peak hour one-directional service between Punggol Coast Int and Airport Boulevard (Near SATS Flight Kitchen) during morning peak hours and between Airport Boulevard (Airport Police Stn) and Punggol Coast Int during evening peak hours, operating between 0630 hrs – 0830 hrs and 1715 hrs – 1915 hrs on Weekdays under the LTA's Bus Connectivity Enhancement Programme (BCEP). {{LWAB}}
|}

==Service 45==
===1st Generation (1971 - 1984)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|Kallang Pk ↺ Haig Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kallang Pk Ter and Haig Rd (Loop) under 1971 Bus Reorganisation.
|-
|rowspan=2|Kallang Pk ↺ Kreta Ayer Rd
|'''9 May'''
|style='text-align:left'|Extended to loop at Kreta Ayer Rd.
|-
|rowspan=4|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=3|Chai Chee ↺ Tg Rhu Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to start from Chai Chee Ter and shortened to loop at Tg Rhu Rd under 1974 Bus Rationalisation.
|-
|'''1979'''
|'''14 October'''
|style='text-align:left'|Amended to ply Still Rd and Sims Ave East towards Chai Chee Ter with the conversion of Changi Rd to one-way traffic.
|-
|'''1984'''
|'''27 May'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 2006)===
{| class="wikitable" style='text-align:center'
|-
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=6|{{SBST}} '''(Current)'''
|rowspan=2|Upp East Coast ↔ Ang Mo Kio Depot
|'''2006'''
|'''26 December'''
|style='text-align:left'|Introduced between Upp East Coast Ter and Ang Mo Kio Depot, operating between 0600 hrs and 2330 hrs from Upp East Coast Ter and Ang Mo Kio Depot daily.
|-
|rowspan=3|'''2010'''
|'''13 February'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Blk 220 CP along Bedok Nth Ave 3.
|-
|rowspan=2|{{Bus/D|45|BUS|note=Upp East Coast ↔ Ang Mo Kio Depot}}{{Bus/D|45A|BUS|note=Lor Ah Soo → Upp Serangoon Rd}}
|rowspan=2|'''28 June'''
|style='text-align:left'|{{DWAB}}
|-
|style='text-align:left'|{{Bus/D|45A|BUS|note=Introduced from Lor Ah Soo (Opp Blk 115) to Upp Serangoon Rd (Serangoon Stn) during morning peak hours on weekdays. {{LWAB}}}}
|-
|{{Bus/D|45|BUS|note=Upp East Coast ↔ Ang Mo Kio St 63}}{{Bus/D|45A|BUS|note=Lor Ah Soo → Upp Serangoon Rd}}
|'''2025'''
|'''4 January'''
|style='text-align:left'|Shortened to terminate at bus stop opposite Yio Chu Kang Stadium along Ang Mo Kio Ave 9 and start at bus stop outside Liuxun Sanhemiao Tp along Ang Mo Kio St 63 after the closure of SBS Transit Ang Mo Kio Depot.
|}

==Service 46==
===1st Generation (1971 - 1975)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=4|Tg Rhu Ter ↺ Kreta Ayer Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Tg Rhu Ter and Kreta Ayer Rd (Loop) under 1971 Bus Reorganisation.
|-
|rowspan=3|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|'''1975'''
|'''22 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1978 - 1981)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Geylang Fringe Car Pk ↺ Stadium Wk
|'''1978'''
|'''1 April'''
|style='text-align:left'|Introduced between Geylang Fringe Car Pk and Stadium Wk (Loop).
|-
|'''1981'''
|'''11 November'''
|style='text-align:left'|Discontinued.
|}

===3rd Generation (since 2016)===
{| class="wikitable" style='text-align:center'
|-
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=7|{{SBST}} '''(Current)'''
|rowspan=3|Upp East Coast ↔ Tampines
|'''2016'''
|'''12 June'''
|style='text-align:left'|Introduced between Upp East Coast Ter and Tampines Int under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0600 hrs and 2330 hrs daily from Upp East Coast Ter and between 0600 hrs and 2345 hrs daily from Tampines Int.
|-
|rowspan=2|'''2017'''
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''24 December'''
|style='text-align:left'|Amended to ply Tampines Ctrl 8 and Tampines Concourse towards Tampines Int.
|-
|rowspan=4|Upp East Coast ↔ Pasir Ris
|'''2022'''
|'''30 October'''
|style='text-align:left'|Extended to Pasir Ris Int.
|-
|rowspan=3|'''2025'''
|'''27 April'''
|style='text-align:left'|Amended to Pasir Ris Integrated Transport Hub.
|-
|'''31 August'''
|style='text-align:left'|Skips bus stop outside Kew Green Condo along Upp East Coast Rd.<ref name="BS94061"/>
|-
|'''26 October'''
|style='text-align:left'|Serves a new pair of bus stops in front of and opposite Blk 961A along Bedok Reservoir Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Bus%20Services%20to%20Call%20at%20New%20Bus%20Stops%20along%20Bedok%20Reservoir%20Road.pdf "Bus Services to Call at New Bus Stops along Bedok Reservoir Road"] SBS Transit, 21 October 2025.</ref>
|}

==Service 47==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{SBST}} '''(Current)'''
|Changi Business Pk ↺ Amber Rd
|'''2015'''
|'''20 December'''
|style='text-align:left'|Introduced between Changi Business Pk Ter and Amber Rd (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0600 hrs and 2345 hrs daily. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/new-services-47-117-and-118 "New Services 47, 117 and 118"] SBS Transit, 9 December 2015</ref>
|}

==Service 48==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBST}} '''(Current)'''
|rowspan=5|Upp East Coast ↔ Buona Vista
|rowspan=2|'''2005'''
|'''3 July'''
|style='text-align:left'|Introduced between Upp East Coast Ter and Buona Vista Ter, operating between 0545 hrs and 2345 hrs from Upp East Coast Ter daily, and between 0600 hrs and 2400 hrs from Buona Vista Ter daily.
|-
|'''2 October'''
|style='text-align:left'|Serves new bus stop outside New 7th Storey Hotel along Rochor Rd and new bus stop near Bali Lane along Ophir Rd.
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Victoria Sch along Marine Parade Rd.
|-
|'''2010'''
|'''28 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2011'''
|'''4 September'''
|style='text-align:left'|Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
|-
|rowspan=7|Bedok North Depot ↔ Buona Vista
|'''11 December'''
|style='text-align:left'|Extended to Bedok Nth Depot.
|-
|'''2013'''
|'''28 July'''
|style='text-align:left'|Serves new pair of bus stops outside One Amber and outside Tg Katong Rd Sth Playground along Tg Katong Rd Sth.
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Skips bus stop before Winstedt Rd along Bt Timah Rd with the relocation of the bus stop outside Newton FC.
|-
|'''2019'''
|'''24 February'''
|style='text-align:left'|Serves reinstated bus stop before Winstedt Rd along Bt Timah Rd outside Newton FC.
|-
|rowspan=3|'''2025'''
|'''26 July'''
|style='text-align:left'|Amended to ply Still Rd Sth towards Buona Vista Ter, skipping part of Marine Parade Rd and Mountbatten Rd. Amended to ply Fort Rd and Mountbatten Rd towards Bedok Nth Depot to facilitate reinstatement works for the collapsed Tg Katong Rd Sth.
|-
|'''2 August'''
|style='text-align:left'|Amended to ply reinstated Tg Katong Rd Sth towards Bedok Nth Depot, skipping Fort Rd and Mountbatten Rd.
|-
|'''4 August'''
|style='text-align:left'|Amended to ply reinstated Tg Katong Rd Sth towards Buona Vista Ter, skipping Still Rd Sth.
|}

==Service 49==
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBST}}
|rowspan=3|Taman Jurong ↺ Jurong West St 42
|'''2013'''
|'''14 December'''
|style='text-align:left'|Introduced between Taman Jurong Ter and Jurong West St 42 (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0600 hrs and 2330 hrs daily.
|-
|rowspan=2|'''2014'''
|'''23 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''9 November'''
|style='text-align:left'|Amended to ply Corporation Dr, Yung Ho Rd and Yuan Ching Rd in both directions.
|-
|rowspan=4|Jurong East ↺ Jurong West St 42
|'''2015'''
|'''22 November'''
|style='text-align:left'|Extended to Jurong East Temp Int and amended to ply Corporation Dr and Yung Kuang Rd.
|-
|rowspan=3|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int.
|-
|'''2022'''
|'''27 November'''
|style='text-align:left'|Serves a pair of additional bus stops before Jurong Port Rd and after Corporation Pl along Jln Ahmad Ibrahim.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:Go-Ahead Singapore]]
[[Category:SBS Transit]]
[[Category:Tower Transit Singapore]]

History of Services 50 - 59

2026-04-22T12:16:45Z

Singapore Buses: /* Service 53M */

==Service 50==
===1st Generation (1971 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|Kaki Bukit ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kaki Bt Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=9|Kaki Bukit ↔ Lengkok Bahru
|'''9 May'''
|style='text-align:left'|Extended to Lengkok Bahru Ter.
|-
|rowspan=18|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Sims Ave and Paya Lebar Rd under 1974 Bus Rationalisation, skipping Geylang Rd and Changi Rd.
|-
|'''8 December'''
|style='text-align:left'|Amended to skip Market St.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''2 March'''
|style='text-align:left'|Amended to ply Geylang Rd towards Lengkok Bahru Ter with the conversion of Sims Ave to one-way traffic.
|-
|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Lengkok Bahru Ter, skipping Parsi Rd and Anson Rd.
|-
|rowspan=4|Kaki Bukit ↔ Bukit Merah
|'''23 December'''
|style='text-align:left'|Amended to Bt Merah Ctrl Ter.
|-
|rowspan=2|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|'''28 September'''
|style='text-align:left'|Amended to Bt Merah Int.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|Jln Eunos ↔ Bukit Merah
|'''1984'''
|'''17 June'''
|style='text-align:left'|Amended to Jln Eunos Ter.
|-
|rowspan=4|Eunos ↔ Bukit Merah
|rowspan=2|'''1987'''
|'''22 March'''
|style='text-align:left'|Amended to Eunos Ter.
|-
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''1989'''
|'''10 December'''
|style='text-align:left'|Amended to Eunos Int.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===2nd Generation (since 2012)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBST}} '''(Current)'''
|rowspan=5|Bishan ↔ Punggol
|'''2012'''
|'''16 December'''
|style='text-align:left'|Introduced between Bishan Int and Punggol Int under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0545 hrs and 2345 hrs on weekdays & Saturdays / between 0600 hrs and 2345 hrs on Sundays & Public Holidays from Bishan Int, and between 0530 hrs and 2345 hrs on weekdays & Saturdays / between 0545 hrs and 2345 hrs on Sundays & Public Holidays from Punggol Int.
|-
|rowspan=2|'''2013'''
|'''31 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-nine-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Nine New Wheelchair Accessible Bus Services"] SBS Transit, 25 March 2013</ref>
|-
|'''13 October'''
|style='text-align:left'|Amended to ply Sengkang West Ave and Sengkang West Rd with the partial closure of Jln Kayu.
|-
|'''2015'''
|'''11 January'''
|style='text-align:left'|Serves additional bus stop outside Blk 988B along Yio Chu Kang Rd.
|-
|'''2016'''
|'''25 September'''
|style='text-align:left'|Serves new pair of bus stops outside Waterwoods and after Punggol Field along Punggol East.
|-
|{{Bus/D|50|note=Bishan ↔ Punggol}}{{Bus/D|50A|note=Punggol East → Ang Mo Kio Ave 8}}
|'''2024'''
|'''30 September'''
|style='text-align:left'|{{Bus/D|50A|note=Introduced from Punggol East (Aft Punggol Field) to Ang Mo Kio Ave 8 (Bef Ang Mo Kio Stn Exit B) during morning peak hours on weekdays excluding public holidays. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/introduction-of-service-50a Introduction of Service 50A] SBS Transit, 16 September 2024</ref>}}
|}

==Service 50A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=3|Kaki Bt ↺ Stamford Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kaki Bt Ter and Stamford Rd (Loop) under 1971 Bus Reorganisation.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Alexandra Rd (Alexandra Hosp) Ter and re-numbered Service 53 under 1974 Bus Rationalisation.
|}

==Service 51==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{ABS}}
|rowspan=6|Jln Eunos ↔ Labrador
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Jln Eunos Ter and Labrador Ter under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Jln Eunos Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=22|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Jln Eunos Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''1979'''
|'''11 November'''
|style='text-align:left'|Amended to ply Ganges Ave towards Alexandra Rd Ter with the realignment of Delta Circus.
|-
|rowspan=4|Hougang ↔ Labrador
|rowspan=4|'''1987'''
|'''22 March'''
|style='text-align:left'|Integrated with Service 54 and extended to Hougang Int.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Hougang Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Hougang Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=6|Hougang (South) ↔ Jurong East
|'''1988'''
|'''18 December'''
|style='text-align:left'|Integrated with Service 192 and extended to Jurong East Int.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=2|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Kallang Stn along Sims Ave.
|-
|{{TBC}}
|style='text-align:left'|First bus from Jurong East Int brought forward to 0530 hrs on weekdays.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves the bus stop outside Bugis Stn along Victoria St, skipping the bus stop opposite Bugis Junction.
|-
|'''1999'''
|'''20 September'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite West Bay Resort Condo along West Coast Rd.
|-
|rowspan=2|{{Bus/D|51|note=Hougang South ↔ Jurong East}}{{Bus/D|51A|note=Jurong East → Pandan Gardens}}
|rowspan=2|'''2002'''
|rowspan=2|'''12 May'''
|style='text-align:left'|Amended to ply Pandan Gdns.
|-
|style='text-align:left'|{{Bus/D|51A|note=Introduced from Jurong East Int to Pandan Gdns (Blk 407), operating after the last bus of Service 51 daily.}}
|-
|rowspan=7|{{Bus/D|51|note=Hougang Ctrl ↔ Jurong East}}{{Bus/D|51A|note=Jurong East → Pandan Gardens}}
|rowspan=2|'''2004'''
|rowspan=2|'''15 February'''
|style='text-align:left'|Extended to Hougang Ctrl Int with the closure of Hougang Sth Int.
|-
|style='text-align:left'|First bus from Jurong East Int brought forward to 0530 hrs on Saturdays.
|-
|'''2007'''
|'''22 May'''
|style='text-align:left'|{{DWAB}}
|-
|'''2009'''
|'''5 July'''
|style='text-align:left'|Amended to ply Boon Lay Way and Jurong East Ctrl with the closure of Jurong East St 12 to facilitate the Jurong East Modification Project (JEMP).
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2014'''
|'''27 April'''
|style='text-align:left'|Serves new bus stop outside Queens Condo along Commonwealth Ave.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 52==
===1st Generation (1971 - 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=3|Jln Eunos ↔ Tg Pagar Rd
|'''1971'''
|'''3 July'''
|style='text-align:left'|Introduced between Jln Eunos Ter and Tg Pagar Rd Ter.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

===2nd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}} '''(Current)'''
|rowspan=8|Bishan ↔ Jurong East
|'''2005'''
|'''23 October'''
|style='text-align:left'|Introduced between Bishan Int and Jurong East Int, operating between 0545 hrs and 2345 hrs from Bishan Int and Jurong East Int daily.
|-
|'''2009'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2012'''
|'''9 December'''
|style='text-align:left'|Amended to ply Upp Bt Timah Rd and Bt Timah Lk with the partial closure of Jln Jurong Kechil to facilitate the construction of Beauty World station on the Downtown Line.
|-
|'''2014'''
|'''26 January'''
|style='text-align:left'|Amended to ply the reinstated Jln Jurong Kechil, skipping Upp Bt Timah Rd and Bt Timah Lk.
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway towards Jurong East Temp Int.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|-
|'''2019'''
|'''23 June'''
|style='text-align:left'|Amended to ply northbound Lornie Highway towards Bishan Int.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-52-74-93-and-852 "Route amendment for Services 52, 74, 93 and 852"] SBS Transit, 10 June 2019</ref>
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 53==
===1st Generation (1974 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=4|Kaki Bt ↔ Alexandra Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 50A as a service between Kaki Bt Ter and Alexandra Rd (Alexandra Hosp) Ter.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Kaki Bt Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1983'''
|'''20 February'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1994)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=22|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Bishan ↺ Hougang Ave 3
|'''1994'''
|'''10 July'''
|style='text-align:left'|Introduced between Bishan Int and Hougang Ave 3 (Loop).
|-
|Bishan ↺ Changi Airport
|'''1995'''
|'''23 April'''
|style='text-align:left'|Extended to loop at Changi Airport.
|-
|rowspan=11|Bishan ↔ Changi Airport
|rowspan=3|'''1996'''
|{{TBC}}
|style='text-align:left'|Converted to bi-directional service between Bishan Int and Changi Airport PTB1.
|-
|'''3 September'''
|style='text-align:left'|Amended to ply Pasir Ris Dr 12 and Pasir Ris Dr 1, skipping Elias Rd.
|-
|{{TBC}}
|style='text-align:left'|First bus from Bishan Int brought forward to 0530 hrs on Sundays and Public Holidays.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop opposite Fish Farm Rd 2 along Tampines Rd.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Fish Farm Rd 2 along Tampines Rd.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite SATS Flight Kitchen along Airport Blvd.
|-
|rowspan=2|'''2003'''
|'''21 June'''
|style='text-align:left'|Amended to ply Serangoon Ctrl and Upp Serangoon Rd under North East Line Rationalisation Phase 1.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Serangoon Stn along Serangoon Ctrl.
|-
|rowspan=2|'''2007'''
|'''23 June'''
|style='text-align:left'|Amended to ply Tampines Svc Rd.
|-
|'''11 November'''
|style='text-align:left'|Amended to serve Changi Airport PTB3.
|-
|'''2009'''
|'''26 October'''
|style='text-align:left'|{{DWAB}}
|-
|Bishan ↺ Changi Airport
|rowspan=4|'''2012'''
|'''9 January'''
|style='text-align:left'|Converted to loop service between Bishan Int and Changi Airport PTB2.
|-
|rowspan=3|{{Bus/D|53|note=Bishan ↺ Changi Airport}}{{Bus/D|53A|PAST|note=Hougang Ave 1 → Serangoon Ctrl}}{{Bus/D|53B|PAST|note=Serangoon Ctrl → Hougang Ave 1}}
|rowspan=2|'''27 February'''
|style='text-align:left'|{{Bus/D|53A|PAST|note=Introduced from Hougang Ave 1 (Opp Blk 232) to Serangoon Ctrl (Blk 261) during morning peak hours on weekdays. {{LWAB}}}}
|-
|style='text-align:left'|{{Bus/D|53B|PAST|note=Introduced from Serangoon Ctrl (Blk 206) to Hougang Ave 1 (Blk 232) during evening peak hours on weekdays. {{LWAB}}}}
|-
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|rowspan=2|Bishan ↺ Changi Airport
|rowspan=2|'''2015'''
|rowspan=2|'''16 August'''
|style='text-align:left'|{{Bus/D|53A|PAST|note=Discontinued with the introduction of Service 53M.}}
|-
|style='text-align:left'|{{Bus/D|53B|PAST|note=Discontinued with the introduction of Service 53M.}}
|-
|rowspan=3|{{Bus/D|53|note=Bishan ↺ Changi Airport}}{{Bus/D|53A|note=Pasir Ris Dr 1 → Changi Airport}}
|'''2016'''
|'''1 September'''
|style='text-align:left'|{{Bus/D|53A|note=Introduced from Pasir Ris Dr 1 (Blk 738) to Changi Airport PTB2 during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.
|}

==Service 53M==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}} '''(Current)'''
|rowspan=2|Hougang Ave 1 ↺ Serangoon Ctrl
|'''2015'''
|'''16 August'''
|style='text-align:left'|Introduced between Hougang Ave 1 (Opp Blk 232) and Serangoon Ctrl (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0600 hrs and 2300 hrs daily. {{LWAB}}
|-
|'''2016'''
|'''24 January'''
|style='text-align:left'|Serves additional bus stop outside Blk 209 along Boundary Rd.
|-
|Hougang St 21 ↺ Serangoon Ctrl
|'''2025'''
|'''26 October'''
|style='text-align:left'|Extended to Hougang St 21 (Kovan Hub).
|}

==Service 54==
===1st Generation (1985 - 1987)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Hougang ↺ Jln Eunos
|'''1985'''
|'''29 December'''
|style='text-align:left'|Introduced between Hougang Int and Jln Eunos (Loop).
|-
|'''1987'''
|'''22 March'''
|style='text-align:left'|Integrated with Service 51 and discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=6|Bishan ↔ New Bridge Rd
|'''1993'''
|'''5 December'''
|style='text-align:left'|Introduced between Bishan Int and New Bridge Rd Ter with the integration of Services 104 and 134 under TransitLink Network Integration Exercise Phase 14.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|Last bus from New Bridge Rd Ter revised to 2330 hrs daily.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Bishan Int brought forward to 0545 hrs on weekdays.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|rowspan=2|'''2000'''
|'''20 February'''
|style='text-align:left'|Serves additional bus stop opposite Blk 333 along Kreta Ayer Rd.
|-
|{{TBC}}
|style='text-align:left'|Last bus from New Bridge Rd Ter extended to 2400 hrs on Saturdays.
|-
|rowspan=2|{{Bus/D|54|note=Bishan ↔ New Bridge Rd}}{{Bus/D|54A|PAST|note=Bishan St 22 → Bishan Rd}}
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|54A|PAST|note=Introduced from Bishan St 22 (Blk 245) to Bishan Rd (Bishan Stn) during morning peak hours on weekdays.}}
|-
|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd.
|-
|rowspan=3|Bishan ↔ New Bridge Rd
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|54A|PAST|note=Discontinued.}}
|-
|'''2006'''
|'''5 November'''
|style='text-align:left'|Amended to ply Bishan St 13 and Bishan St 11.
|-
|'''2009'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=6|Bishan ↔ Kampong Bahru
|rowspan=2|'''2018'''
|rowspan=2|'''10 March'''
|style='text-align:left'|Extended to Kg Bahru Ter with the closure of New Bridge Rd Ter.
|-
|style='text-align:left'|First bus from Kg Bahru Ter brought forward to 0610 hrs daily.
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|-
|rowspan=2|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.
|-
|'''2025'''
|'''9 March'''
|style='text-align:left'|Serves additional bus stop outside Outram Pk Stn Exit 4 along New Bridge Rd.
|}

==Service 55==
===1st Generation (1980 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|South Canal ↺ Alexandra Rd
|rowspan=3|'''1980'''
|'''11 February'''
|style='text-align:left'|Introduced between Sth Canal Ter and Alexandra Rd (Loop).
|-
|rowspan=4|South Canal ↺ Mei Chin Rd
|'''9 March'''
|style='text-align:left'|Amended to loop at Mei Chin Rd.
|-
|'''23 November'''
|style='text-align:left'|Amended to ply Leng Kee Rd and Tiong Bahru Rd.
|-
|'''1984'''
|'''30 December'''
|style='text-align:left'|Amended to ply Alexandra Rd, skipping Leng Kee Rd.
|-
|'''1988'''
|'''18 December'''
|style='text-align:left'|Integrated with Service 195 and discontinued.
|}

===2nd Generation (since 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Ang Mo Kio ↔ Marine Parade
|'''1992'''
|'''29 November'''
|style='text-align:left'|Introduced between Ang Mo Kio Int and Marine Parade Ter under TransitLink Network Integration Exercise Phase 10.
|-
|Bishan ↔ Marine Parade
|'''1994'''
|'''16 January'''
|style='text-align:left'|Extended to Bishan Int.
|-
|rowspan=3|{{Bus/D|55|note=Bishan ↺ Siglap Rd}}{{Bus/D|55A|PAST|note=Bishan → Siglap Rd}}
|rowspan=2|'''2001'''
|rowspan=2|'''16 September'''
|style='text-align:left'|Amended to loop at Siglap Rd from Bishan Int with the closure of Marine Parade Ter.
|-
|style='text-align:left'|{{Bus/D|55A|PAST|note=Introduced from Bishan Int to Siglap Rd (Opp Mandarin Gdns) as terminating trips after the last bus of Service 55 daily.}}
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Victoria Sch along Marine Parade Rd.
|-
|rowspan=2|{{Bus/D|55|note=Bishan ↺ Siglap Rd}}{{Bus/D|55A|PAST|note=Bishan → Marine Parade Rd}}
|'''2005'''
|'''25 April'''
|style='text-align:left'|{{Bus/D|55A|PAST|note=Extended to terminate at Marine Parade Rd (Victoria Sch).}}
|-
|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|{{Bus/D|55|note=Bishan ↺ Siglap Rd}}{{Bus/D|55A|PAST|note=Bishan → Marine Parade Rd}}{{Bus/D|55B|note=Bishan → Ang Mo Kio Ave 10}}
|'''2013'''
|'''25 November'''
|style='text-align:left'|{{Bus/D|55B|note=Introduced from Bishan Int to Ang Mo Kio Ave 10 (Blk 443) during evening peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=3|{{Bus/D|55|note=Bishan ↔ Upp East Coast}}{{Bus/D|55B|note=Bishan → Ang Mo Kio Ave 10}}
|rowspan=2|'''2017'''
|rowspan=2|'''9 April'''
|style='text-align:left'|{{Bus/D|55|note=Extended to Upp East Coast Ter.}}
|-
|style='text-align:left'|{{Bus/D|55A|PAST|note=Discontinued with the extension of Service 55 to Upp East Coast Ter.}}
|-
|'''2025'''
|'''31 August'''
|style='text-align:left'|Skips bus stop outside Kew Green Condo along Upp East Coast Rd.<ref>[//web.archive.org/web/20250831103334/https://www.sbstransit.com.sg/news/bus-services-to-skip-bus-stop-along-upper-east-coast-road-from-sunday-31-august-2025 "Bus services to skip bus stop along Upper East Coast Road from Sunday, 31 August 2025"] SBS Transit (29 August 2025). Archived 31 August 2025.</ref>
|}

==Service 56==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Bishan St 11 ↺ Toa Payoh
|'''1985'''
|'''22 December'''
|style='text-align:left'|Introduced between Bishan St 11 and Toa Payoh Int (Loop).
|-
|rowspan=3|Bishan ↺ Toa Payoh
|'''1986'''
|'''28 December'''
|style='text-align:left'|Amended to Bishan Ter.
|-
|'''1987'''
|'''16 March'''
|style='text-align:left'|First bus from Bishan Ter brought forward to 0545 hrs daily.
|-
|'''1989'''
|'''30 April'''
|style='text-align:left'|Amended to Bishan Int.
|-
|rowspan=6|Bishan ↔ Marina Ctr
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Services 58 and 150 and extended to Marina Ctr Ter.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Last bus from Marina Ctr Ter extended to 0015 hrs on Saturdays.
|-
|'''2001'''
|'''18 February'''
|style='text-align:left'|Serves new staggered bus stop outside Novena Stn along Thomson Rd, skipping the bus stop outside Novena Ch.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2021'''
|'''27 February'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter.
|}

==Service 57==
===1st Generation (1983 - 1987)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Buona Vista ↔ Changi Airport
|'''1983'''
|'''25 June'''
|style='text-align:left'|Introduced between Buona Vista Ter and Changi Airport as a peak hour service on weekdays & Saturdays under Changi Airport Bus Plan 1983, replacing former SSB Service 757.
|-
|rowspan=2|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''19 April'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1988 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=5|Bishan ↺ Sin Ming Dr
|rowspan=2|'''1988'''
|'''22 August'''
|style='text-align:left'|Introduced between Bishan Ter and Sin Ming Dr (Loop), replacing Service 353.
|-
|'''20 November'''
|style='text-align:left'|Amended to ply Sin Ming Rd, Sin Ming Dr, Sin Ming Ave and Upp Thomson Rd in both directions.
|-
|'''1989'''
|'''30 April'''
|style='text-align:left'|Amended to Bishan Int.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1992'''
|'''3 May'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 7 with the introduction of Townlink Service 410G/410W.
|}

===3rd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBST}} '''(Current)'''
|rowspan=7|Bishan ↔ Bukit Merah
|rowspan=2|'''2005'''
|'''31 July'''
|style='text-align:left'|Introduced between Bishan Int and Bt Merah Int, operating between 0600 hrs and 2330 hrs from Bishan Int daily, and between 0545 hrs and 2400 hrs from Bt Merah Int daily.
|-
|'''2 October'''
|style='text-align:left'|Serves new bus stop outside New 7th Storey Hotel along Rochor Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|rowspan=2|'''2007'''
|'''21 January'''
|style='text-align:left'|Amended to ply Thomson Rd, Kg Java Rd and Keng Lee Rd, skipping Whitley Rd/PIE and Dunearn Rd.
|-
|'''24 June'''
|style='text-align:left'|Serves new bus stop outside Blk 114 along Depot Rd.
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|'''2009'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|}

==Service 58==
===1st Generation (1987 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Bishan ↺ Marina Ctr
|'''1987'''
|'''18 January'''
|style='text-align:left'|Introduced between Bishan Ter and Marina Ctr (Loop).
|-
|'''1989'''
|'''30 April'''
|style='text-align:left'|Amended to Bishan Int.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Service 56 and discontinued.
|}

===2nd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBST}} '''(Current)'''
|rowspan=5|Bishan ↔ Pasir Ris
|'''2005'''
|'''31 July'''
|style='text-align:left'|Introduced between Bishan Int and Pasir Ris Int, operating between 0530 hrs and 2400 hrs from Bishan Int and Pasir Ris Int daily.
|-
|'''2011'''
|'''28 August'''
|style='text-align:left'|Amended to ply Jln Tenaga, Bedok Reservoir Rd and Jln Damai with the partial closure of Kaki Bt Ave 1 to facilitate the construction of Kaki Bukit station on the Downtown Line.
|-
|'''2012'''
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
|-
|rowspan=6|{{Bus/D|58|note=Bishan ↔ Pasir Ris}}{{Bus/D|58A|note=Upp Serangoon Rd → Tampines Ave 10}}{{Bus/D|58B|note=Pasir Ris → Upp Paya Lebar Rd}}
|rowspan=3|'''2017'''
|rowspan=2|'''10 April'''
|style='text-align:left'|{{Bus/D|58A|note=Introduced from Upp Serangoon Rd (Serangoon Stn Exit H) to Tampines Ave 10 (Bef TPE) during peak hours on weekdays. {{LWAB}}}}
|-
|style='text-align:left'|{{Bus/D|58B|note=Introduced from Pasir Ris Int to Upp Paya Lebar Rd (Aft Tai Seng Stn) during peak hours on weekdays. {{LWAB}}}}
|-
|'''28 May'''
|style='text-align:left'|Serves 2 new pairs of bus stops after Tampines Ave 5, before Tampines Fire Stn, outside The Santorini and after Tampines Ave 1 along Tampines Ave 10.
|-
|'''2022'''
|'''27 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite HomeTeamNS Bedok along Bedok Nth Rd.
|-
|rowspan=2|'''2025'''
|'''27 April'''
|style='text-align:left'|Amended to Pasir Ris Integrated Transport Hub.
|-
|'''28 December'''
|style='text-align:left'|Serves a new pair of bus stops outside Goldenhill Pk Condo and Lor Chuan Stn Exit B along Lor Chuan.
|}

==Service 59==
===1st Generation (1988 - 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=2|Bishan ↔ Jln Kayu
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Bishan Ter and Jln Kayu Ter.
|-
|'''1989'''
|'''30 April'''
|style='text-align:left'|Amended to Bishan Int.
|-
|rowspan=4|Ang Mo Kio ↺ Jln Kayu
|'''1992'''
|'''3 May'''
|style='text-align:left'|Shortened to Ang Mo Kio Int and amended to loop at Jln Kayu under TransitLink Network Integration Exercise Phase 7.
|-
|rowspan=3|{{TIBS}} 
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services. Amended to start from Jln Kayu Ter and loop at Ang Mo Kio Int.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Skips a pair of temporarily closed bus stops before and after Seletar West Farmway 1 along Jln Kayu.
|-
|'''1999'''
|'''21 February'''
|style='text-align:left'|Extended to Sengkang Ter and re-numbered Service 866.
|}

===2nd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}} '''(Current)'''
|rowspan=8|Bishan ↔ Changi Village
|'''2005'''
|'''23 October'''
|style='text-align:left'|Introduced between Bishan Int and Changi Village Ter, operating between 0600 hrs and 2330 hrs from Bishan Int and Changi Village Ter daily.
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|First bus from Bishan Int brought forward to 0545 hrs on weekdays.
|-
|'''2010'''
|'''28 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''28 August'''
|style='text-align:left'|Amended to ply Jln Tenaga, Bedok Reservoir Rd and Jln Damai with the partial closure of Kaki Bt Ave 1 to facilitate the construction of Kaki Bukit station on the Downtown Line.
|-
|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new pair of bus stops outside Tampines East Stn along Tampines Ave 2.
|-
|'''2023'''
|'''26 February'''
|style='text-align:left'|Temporarily amended to ply the bus-only corridor along Loyang Ave and Loyang Way with the partial closure of Loyang Ave to facilitate the construction of Loyang Viaduct and Loyang station on the Cross Island Line, skipping 3 pairs of bus stops along Loyang Ave.
|-
|'''2025'''
|'''26 October'''
|style='text-align:left'|Serves a new pair of bus stops in front of and opposite Blk 961A along Bedok Reservoir Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Bus%20Services%20to%20Call%20at%20New%20Bus%20Stops%20along%20Bedok%20Reservoir%20Road.pdf "Bus Services to Call at New Bus Stops along Bedok Reservoir Road"] SBS Transit, 21 October 2025.</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]

History of Services 50 - 59

2026-04-22T12:10:19Z

Singapore Buses: /* Service 51 */

==Service 50==
===1st Generation (1971 - 1991)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|Kaki Bukit ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kaki Bt Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=9|Kaki Bukit ↔ Lengkok Bahru
|'''9 May'''
|style='text-align:left'|Extended to Lengkok Bahru Ter.
|-
|rowspan=18|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Sims Ave and Paya Lebar Rd under 1974 Bus Rationalisation, skipping Geylang Rd and Changi Rd.
|-
|'''8 December'''
|style='text-align:left'|Amended to skip Market St.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''2 March'''
|style='text-align:left'|Amended to ply Geylang Rd towards Lengkok Bahru Ter with the conversion of Sims Ave to one-way traffic.
|-
|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Lengkok Bahru Ter, skipping Parsi Rd and Anson Rd.
|-
|rowspan=4|Kaki Bukit ↔ Bukit Merah
|'''23 December'''
|style='text-align:left'|Amended to Bt Merah Ctrl Ter.
|-
|rowspan=2|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|'''28 September'''
|style='text-align:left'|Amended to Bt Merah Int.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|Jln Eunos ↔ Bukit Merah
|'''1984'''
|'''17 June'''
|style='text-align:left'|Amended to Jln Eunos Ter.
|-
|rowspan=4|Eunos ↔ Bukit Merah
|rowspan=2|'''1987'''
|'''22 March'''
|style='text-align:left'|Amended to Eunos Ter.
|-
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''1989'''
|'''10 December'''
|style='text-align:left'|Amended to Eunos Int.
|-
|'''1991'''
|'''6 January'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 1.
|}

===2nd Generation (since 2012)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBST}} '''(Current)'''
|rowspan=5|Bishan ↔ Punggol
|'''2012'''
|'''16 December'''
|style='text-align:left'|Introduced between Bishan Int and Punggol Int under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0545 hrs and 2345 hrs on weekdays & Saturdays / between 0600 hrs and 2345 hrs on Sundays & Public Holidays from Bishan Int, and between 0530 hrs and 2345 hrs on weekdays & Saturdays / between 0545 hrs and 2345 hrs on Sundays & Public Holidays from Punggol Int.
|-
|rowspan=2|'''2013'''
|'''31 March'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-nine-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Nine New Wheelchair Accessible Bus Services"] SBS Transit, 25 March 2013</ref>
|-
|'''13 October'''
|style='text-align:left'|Amended to ply Sengkang West Ave and Sengkang West Rd with the partial closure of Jln Kayu.
|-
|'''2015'''
|'''11 January'''
|style='text-align:left'|Serves additional bus stop outside Blk 988B along Yio Chu Kang Rd.
|-
|'''2016'''
|'''25 September'''
|style='text-align:left'|Serves new pair of bus stops outside Waterwoods and after Punggol Field along Punggol East.
|-
|{{Bus/D|50|note=Bishan ↔ Punggol}}{{Bus/D|50A|note=Punggol East → Ang Mo Kio Ave 8}}
|'''2024'''
|'''30 September'''
|style='text-align:left'|{{Bus/D|50A|note=Introduced from Punggol East (Aft Punggol Field) to Ang Mo Kio Ave 8 (Bef Ang Mo Kio Stn Exit B) during morning peak hours on weekdays excluding public holidays. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/introduction-of-service-50a Introduction of Service 50A] SBS Transit, 16 September 2024</ref>}}
|}

==Service 50A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=3|Kaki Bt ↺ Stamford Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kaki Bt Ter and Stamford Rd (Loop) under 1971 Bus Reorganisation.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Alexandra Rd (Alexandra Hosp) Ter and re-numbered Service 53 under 1974 Bus Rationalisation.
|}

==Service 51==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{ABS}}
|rowspan=6|Jln Eunos ↔ Labrador
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Jln Eunos Ter and Labrador Ter under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Jln Eunos Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping Upp Hokien St.
|-
|rowspan=22|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Jln Eunos Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''1979'''
|'''11 November'''
|style='text-align:left'|Amended to ply Ganges Ave towards Alexandra Rd Ter with the realignment of Delta Circus.
|-
|rowspan=4|Hougang ↔ Labrador
|rowspan=4|'''1987'''
|'''22 March'''
|style='text-align:left'|Integrated with Service 54 and extended to Hougang Int.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Hougang Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Hougang Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=6|Hougang (South) ↔ Jurong East
|'''1988'''
|'''18 December'''
|style='text-align:left'|Integrated with Service 192 and extended to Jurong East Int.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|rowspan=2|'''1996'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Kallang Stn along Sims Ave.
|-
|{{TBC}}
|style='text-align:left'|First bus from Jurong East Int brought forward to 0530 hrs on weekdays.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves the bus stop outside Bugis Stn along Victoria St, skipping the bus stop opposite Bugis Junction.
|-
|'''1999'''
|'''20 September'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite West Bay Resort Condo along West Coast Rd.
|-
|rowspan=2|{{Bus/D|51|note=Hougang South ↔ Jurong East}}{{Bus/D|51A|note=Jurong East → Pandan Gardens}}
|rowspan=2|'''2002'''
|rowspan=2|'''12 May'''
|style='text-align:left'|Amended to ply Pandan Gdns.
|-
|style='text-align:left'|{{Bus/D|51A|note=Introduced from Jurong East Int to Pandan Gdns (Blk 407), operating after the last bus of Service 51 daily.}}
|-
|rowspan=7|{{Bus/D|51|note=Hougang Ctrl ↔ Jurong East}}{{Bus/D|51A|note=Jurong East → Pandan Gardens}}
|rowspan=2|'''2004'''
|rowspan=2|'''15 February'''
|style='text-align:left'|Extended to Hougang Ctrl Int with the closure of Hougang Sth Int.
|-
|style='text-align:left'|First bus from Jurong East Int brought forward to 0530 hrs on Saturdays.
|-
|'''2007'''
|'''22 May'''
|style='text-align:left'|{{DWAB}}
|-
|'''2009'''
|'''5 July'''
|style='text-align:left'|Amended to ply Boon Lay Way and Jurong East Ctrl with the closure of Jurong East St 12 to facilitate the Jurong East Modification Project (JEMP).
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2014'''
|'''27 April'''
|style='text-align:left'|Serves new bus stop outside Queens Condo along Commonwealth Ave.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 52==
===1st Generation (1971 - 1974)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=3|Jln Eunos ↔ Tg Pagar Rd
|'''1971'''
|'''3 July'''
|style='text-align:left'|Introduced between Jln Eunos Ter and Tg Pagar Rd Ter.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

===2nd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}} '''(Current)'''
|rowspan=8|Bishan ↔ Jurong East
|'''2005'''
|'''23 October'''
|style='text-align:left'|Introduced between Bishan Int and Jurong East Int, operating between 0545 hrs and 2345 hrs from Bishan Int and Jurong East Int daily.
|-
|'''2009'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2012'''
|'''9 December'''
|style='text-align:left'|Amended to ply Upp Bt Timah Rd and Bt Timah Lk with the partial closure of Jln Jurong Kechil to facilitate the construction of Beauty World station on the Downtown Line.
|-
|'''2014'''
|'''26 January'''
|style='text-align:left'|Amended to ply the reinstated Jln Jurong Kechil, skipping Upp Bt Timah Rd and Bt Timah Lk.
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway towards Jurong East Temp Int.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|-
|'''2019'''
|'''23 June'''
|style='text-align:left'|Amended to ply northbound Lornie Highway towards Bishan Int.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-52-74-93-and-852 "Route amendment for Services 52, 74, 93 and 852"] SBS Transit, 10 June 2019</ref>
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 53==
===1st Generation (1974 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=4|Kaki Bt ↔ Alexandra Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 50A as a service between Kaki Bt Ter and Alexandra Rd (Alexandra Hosp) Ter.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Kaki Bt Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1983'''
|'''20 February'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1994)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=22|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Bishan ↺ Hougang Ave 3
|'''1994'''
|'''10 July'''
|style='text-align:left'|Introduced between Bishan Int and Hougang Ave 3 (Loop).
|-
|Bishan ↺ Changi Airport
|'''1995'''
|'''23 April'''
|style='text-align:left'|Extended to loop at Changi Airport.
|-
|rowspan=11|Bishan ↔ Changi Airport
|rowspan=3|'''1996'''
|{{TBC}}
|style='text-align:left'|Converted to bi-directional service between Bishan Int and Changi Airport PTB1.
|-
|'''3 September'''
|style='text-align:left'|Amended to ply Pasir Ris Dr 12 and Pasir Ris Dr 1, skipping Elias Rd.
|-
|{{TBC}}
|style='text-align:left'|First bus from Bishan Int brought forward to 0530 hrs on Sundays and Public Holidays.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop opposite Fish Farm Rd 2 along Tampines Rd.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Fish Farm Rd 2 along Tampines Rd.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite SATS Flight Kitchen along Airport Blvd.
|-
|rowspan=2|'''2003'''
|'''21 June'''
|style='text-align:left'|Amended to ply Serangoon Ctrl and Upp Serangoon Rd under North East Line Rationalisation Phase 1.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Serangoon Stn along Serangoon Ctrl.
|-
|rowspan=2|'''2007'''
|'''23 June'''
|style='text-align:left'|Amended to ply Tampines Svc Rd.
|-
|'''11 November'''
|style='text-align:left'|Amended to serve Changi Airport PTB3.
|-
|'''2009'''
|'''26 October'''
|style='text-align:left'|{{DWAB}}
|-
|Bishan ↺ Changi Airport
|rowspan=4|'''2012'''
|'''9 January'''
|style='text-align:left'|Converted to loop service between Bishan Int and Changi Airport PTB2.
|-
|rowspan=3|{{Bus/D|53|note=Bishan ↺ Changi Airport}}{{Bus/D|53A|PAST|note=Hougang Ave 1 → Serangoon Ctrl}}{{Bus/D|53B|PAST|note=Serangoon Ctrl → Hougang Ave 1}}
|rowspan=2|'''27 February'''
|style='text-align:left'|{{Bus/D|53A|PAST|note=Introduced from Hougang Ave 1 (Opp Blk 232) to Serangoon Ctrl (Blk 261) during morning peak hours on weekdays. {{LWAB}}}}
|-
|style='text-align:left'|{{Bus/D|53B|PAST|note=Introduced from Serangoon Ctrl (Blk 206) to Hougang Ave 1 (Blk 232) during evening peak hours on weekdays. {{LWAB}}}}
|-
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|rowspan=2|Bishan ↺ Changi Airport
|rowspan=2|'''2015'''
|rowspan=2|'''16 August'''
|style='text-align:left'|{{Bus/D|53A|PAST|note=Discontinued with the introduction of Service 53M.}}
|-
|style='text-align:left'|{{Bus/D|53B|PAST|note=Discontinued with the introduction of Service 53M.}}
|-
|rowspan=3|{{Bus/D|53|note=Bishan ↺ Changi Airport}}{{Bus/D|53A|note=Pasir Ris Dr 1 → Changi Airport}}
|'''2016'''
|'''1 September'''
|style='text-align:left'|{{Bus/D|53A|note=Introduced from Pasir Ris Dr 1 (Blk 738) to Changi Airport PTB2 during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.
|}

==Service 53M==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}} '''(Current)'''
|rowspan=2|Hougang Ave 1 ↺ Serangoon Ctrl
|'''2015'''
|'''16 August'''
|style='text-align:left'|Introduced between Hougang Ave 1 (Opp Blk 232) and Serangoon Ctrl (Loop) under the LTA's Bus Service Enhancement Programme (BSEP). {{LWAB}}
|-
|'''2016'''
|'''24 January'''
|style='text-align:left'|Serves additional bus stop outside Blk 209 along Boundary Rd.
|-
|Hougang St 21 ↺ Serangoon Ctrl
|'''2025'''
|'''26 October'''
|style='text-align:left'|Extended to Hougang St 21 (Kovan Hub).
|}

==Service 54==
===1st Generation (1985 - 1987)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Hougang ↺ Jln Eunos
|'''1985'''
|'''29 December'''
|style='text-align:left'|Introduced between Hougang Int and Jln Eunos (Loop).
|-
|'''1987'''
|'''22 March'''
|style='text-align:left'|Integrated with Service 51 and discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=6|Bishan ↔ New Bridge Rd
|'''1993'''
|'''5 December'''
|style='text-align:left'|Introduced between Bishan Int and New Bridge Rd Ter with the integration of Services 104 and 134 under TransitLink Network Integration Exercise Phase 14.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|Last bus from New Bridge Rd Ter revised to 2330 hrs daily.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Bishan Int brought forward to 0545 hrs on weekdays.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|rowspan=2|'''2000'''
|'''20 February'''
|style='text-align:left'|Serves additional bus stop opposite Blk 333 along Kreta Ayer Rd.
|-
|{{TBC}}
|style='text-align:left'|Last bus from New Bridge Rd Ter extended to 2400 hrs on Saturdays.
|-
|rowspan=2|{{Bus/D|54|note=Bishan ↔ New Bridge Rd}}{{Bus/D|54A|PAST|note=Bishan St 22 → Bishan Rd}}
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|54A|PAST|note=Introduced from Bishan St 22 (Blk 245) to Bishan Rd (Bishan Stn) during morning peak hours on weekdays.}}
|-
|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd.
|-
|rowspan=3|Bishan ↔ New Bridge Rd
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|54A|PAST|note=Discontinued.}}
|-
|'''2006'''
|'''5 November'''
|style='text-align:left'|Amended to ply Bishan St 13 and Bishan St 11.
|-
|'''2009'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=6|Bishan ↔ Kampong Bahru
|rowspan=2|'''2018'''
|rowspan=2|'''10 March'''
|style='text-align:left'|Extended to Kg Bahru Ter with the closure of New Bridge Rd Ter.
|-
|style='text-align:left'|First bus from Kg Bahru Ter brought forward to 0610 hrs daily.
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 "Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851"] SBS Transit, 26 October 2020</ref>
|-
|rowspan=2|'''2023'''
|'''8 January'''
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.
|-
|'''2025'''
|'''9 March'''
|style='text-align:left'|Serves additional bus stop outside Outram Pk Stn Exit 4 along New Bridge Rd.
|}

==Service 55==
===1st Generation (1980 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|South Canal ↺ Alexandra Rd
|rowspan=3|'''1980'''
|'''11 February'''
|style='text-align:left'|Introduced between Sth Canal Ter and Alexandra Rd (Loop).
|-
|rowspan=4|South Canal ↺ Mei Chin Rd
|'''9 March'''
|style='text-align:left'|Amended to loop at Mei Chin Rd.
|-
|'''23 November'''
|style='text-align:left'|Amended to ply Leng Kee Rd and Tiong Bahru Rd.
|-
|'''1984'''
|'''30 December'''
|style='text-align:left'|Amended to ply Alexandra Rd, skipping Leng Kee Rd.
|-
|'''1988'''
|'''18 December'''
|style='text-align:left'|Integrated with Service 195 and discontinued.
|}

===2nd Generation (since 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Ang Mo Kio ↔ Marine Parade
|'''1992'''
|'''29 November'''
|style='text-align:left'|Introduced between Ang Mo Kio Int and Marine Parade Ter under TransitLink Network Integration Exercise Phase 10.
|-
|Bishan ↔ Marine Parade
|'''1994'''
|'''16 January'''
|style='text-align:left'|Extended to Bishan Int.
|-
|rowspan=3|{{Bus/D|55|note=Bishan ↺ Siglap Rd}}{{Bus/D|55A|PAST|note=Bishan → Siglap Rd}}
|rowspan=2|'''2001'''
|rowspan=2|'''16 September'''
|style='text-align:left'|Amended to loop at Siglap Rd from Bishan Int with the closure of Marine Parade Ter.
|-
|style='text-align:left'|{{Bus/D|55A|PAST|note=Introduced from Bishan Int to Siglap Rd (Opp Mandarin Gdns) as terminating trips after the last bus of Service 55 daily.}}
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Victoria Sch along Marine Parade Rd.
|-
|rowspan=2|{{Bus/D|55|note=Bishan ↺ Siglap Rd}}{{Bus/D|55A|PAST|note=Bishan → Marine Parade Rd}}
|'''2005'''
|'''25 April'''
|style='text-align:left'|{{Bus/D|55A|PAST|note=Extended to terminate at Marine Parade Rd (Victoria Sch).}}
|-
|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|{{Bus/D|55|note=Bishan ↺ Siglap Rd}}{{Bus/D|55A|PAST|note=Bishan → Marine Parade Rd}}{{Bus/D|55B|note=Bishan → Ang Mo Kio Ave 10}}
|'''2013'''
|'''25 November'''
|style='text-align:left'|{{Bus/D|55B|note=Introduced from Bishan Int to Ang Mo Kio Ave 10 (Blk 443) during evening peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=3|{{Bus/D|55|note=Bishan ↔ Upp East Coast}}{{Bus/D|55B|note=Bishan → Ang Mo Kio Ave 10}}
|rowspan=2|'''2017'''
|rowspan=2|'''9 April'''
|style='text-align:left'|{{Bus/D|55|note=Extended to Upp East Coast Ter.}}
|-
|style='text-align:left'|{{Bus/D|55A|PAST|note=Discontinued with the extension of Service 55 to Upp East Coast Ter.}}
|-
|'''2025'''
|'''31 August'''
|style='text-align:left'|Skips bus stop outside Kew Green Condo along Upp East Coast Rd.<ref>[//web.archive.org/web/20250831103334/https://www.sbstransit.com.sg/news/bus-services-to-skip-bus-stop-along-upper-east-coast-road-from-sunday-31-august-2025 "Bus services to skip bus stop along Upper East Coast Road from Sunday, 31 August 2025"] SBS Transit (29 August 2025). Archived 31 August 2025.</ref>
|}

==Service 56==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Bishan St 11 ↺ Toa Payoh
|'''1985'''
|'''22 December'''
|style='text-align:left'|Introduced between Bishan St 11 and Toa Payoh Int (Loop).
|-
|rowspan=3|Bishan ↺ Toa Payoh
|'''1986'''
|'''28 December'''
|style='text-align:left'|Amended to Bishan Ter.
|-
|'''1987'''
|'''16 March'''
|style='text-align:left'|First bus from Bishan Ter brought forward to 0545 hrs daily.
|-
|'''1989'''
|'''30 April'''
|style='text-align:left'|Amended to Bishan Int.
|-
|rowspan=6|Bishan ↔ Marina Ctr
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Services 58 and 150 and extended to Marina Ctr Ter.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Last bus from Marina Ctr Ter extended to 0015 hrs on Saturdays.
|-
|'''2001'''
|'''18 February'''
|style='text-align:left'|Serves new staggered bus stop outside Novena Stn along Thomson Rd, skipping the bus stop outside Novena Ch.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Muhajirin Mque along Braddell Rd.
|-
|'''2012'''
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2021'''
|'''27 February'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter.
|}

==Service 57==
===1st Generation (1983 - 1987)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Buona Vista ↔ Changi Airport
|'''1983'''
|'''25 June'''
|style='text-align:left'|Introduced between Buona Vista Ter and Changi Airport as a peak hour service on weekdays & Saturdays under Changi Airport Bus Plan 1983, replacing former SSB Service 757.
|-
|rowspan=2|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''19 April'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1988 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=5|Bishan ↺ Sin Ming Dr
|rowspan=2|'''1988'''
|'''22 August'''
|style='text-align:left'|Introduced between Bishan Ter and Sin Ming Dr (Loop), replacing Service 353.
|-
|'''20 November'''
|style='text-align:left'|Amended to ply Sin Ming Rd, Sin Ming Dr, Sin Ming Ave and Upp Thomson Rd in both directions.
|-
|'''1989'''
|'''30 April'''
|style='text-align:left'|Amended to Bishan Int.
|-
|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|'''1992'''
|'''3 May'''
|style='text-align:left'|Discontinued under TransitLink Network Integration Exercise Phase 7 with the introduction of Townlink Service 410G/410W.
|}

===3rd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBST}} '''(Current)'''
|rowspan=7|Bishan ↔ Bukit Merah
|rowspan=2|'''2005'''
|'''31 July'''
|style='text-align:left'|Introduced between Bishan Int and Bt Merah Int, operating between 0600 hrs and 2330 hrs from Bishan Int daily, and between 0545 hrs and 2400 hrs from Bt Merah Int daily.
|-
|'''2 October'''
|style='text-align:left'|Serves new bus stop outside New 7th Storey Hotel along Rochor Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|rowspan=2|'''2007'''
|'''21 January'''
|style='text-align:left'|Amended to ply Thomson Rd, Kg Java Rd and Keng Lee Rd, skipping Whitley Rd/PIE and Dunearn Rd.
|-
|'''24 June'''
|style='text-align:left'|Serves new bus stop outside Blk 114 along Depot Rd.
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|'''2009'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|}

==Service 58==
===1st Generation (1987 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Bishan ↺ Marina Ctr
|'''1987'''
|'''18 January'''
|style='text-align:left'|Introduced between Bishan Ter and Marina Ctr (Loop).
|-
|'''1989'''
|'''30 April'''
|style='text-align:left'|Amended to Bishan Int.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Integrated with Service 56 and discontinued.
|}

===2nd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBST}} '''(Current)'''
|rowspan=5|Bishan ↔ Pasir Ris
|'''2005'''
|'''31 July'''
|style='text-align:left'|Introduced between Bishan Int and Pasir Ris Int, operating between 0530 hrs and 2400 hrs from Bishan Int and Pasir Ris Int daily.
|-
|'''2011'''
|'''28 August'''
|style='text-align:left'|Amended to ply Jln Tenaga, Bedok Reservoir Rd and Jln Damai with the partial closure of Kaki Bt Ave 1 to facilitate the construction of Kaki Bukit station on the Downtown Line.
|-
|'''2012'''
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
|-
|rowspan=6|{{Bus/D|58|note=Bishan ↔ Pasir Ris}}{{Bus/D|58A|note=Upp Serangoon Rd → Tampines Ave 10}}{{Bus/D|58B|note=Pasir Ris → Upp Paya Lebar Rd}}
|rowspan=3|'''2017'''
|rowspan=2|'''10 April'''
|style='text-align:left'|{{Bus/D|58A|note=Introduced from Upp Serangoon Rd (Serangoon Stn Exit H) to Tampines Ave 10 (Bef TPE) during peak hours on weekdays. {{LWAB}}}}
|-
|style='text-align:left'|{{Bus/D|58B|note=Introduced from Pasir Ris Int to Upp Paya Lebar Rd (Aft Tai Seng Stn) during peak hours on weekdays. {{LWAB}}}}
|-
|'''28 May'''
|style='text-align:left'|Serves 2 new pairs of bus stops after Tampines Ave 5, before Tampines Fire Stn, outside The Santorini and after Tampines Ave 1 along Tampines Ave 10.
|-
|'''2022'''
|'''27 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite HomeTeamNS Bedok along Bedok Nth Rd.
|-
|rowspan=2|'''2025'''
|'''27 April'''
|style='text-align:left'|Amended to Pasir Ris Integrated Transport Hub.
|-
|'''28 December'''
|style='text-align:left'|Serves a new pair of bus stops outside Goldenhill Pk Condo and Lor Chuan Stn Exit B along Lor Chuan.
|}

==Service 59==
===1st Generation (1988 - 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=2|Bishan ↔ Jln Kayu
|'''1988'''
|'''10 July'''
|style='text-align:left'|Introduced between Bishan Ter and Jln Kayu Ter.
|-
|'''1989'''
|'''30 April'''
|style='text-align:left'|Amended to Bishan Int.
|-
|rowspan=4|Ang Mo Kio ↺ Jln Kayu
|'''1992'''
|'''3 May'''
|style='text-align:left'|Shortened to Ang Mo Kio Int and amended to loop at Jln Kayu under TransitLink Network Integration Exercise Phase 7.
|-
|rowspan=3|{{TIBS}} 
|'''1995'''
|'''17 December'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services. Amended to start from Jln Kayu Ter and loop at Ang Mo Kio Int.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Skips a pair of temporarily closed bus stops before and after Seletar West Farmway 1 along Jln Kayu.
|-
|'''1999'''
|'''21 February'''
|style='text-align:left'|Extended to Sengkang Ter and re-numbered Service 866.
|}

===2nd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}} '''(Current)'''
|rowspan=8|Bishan ↔ Changi Village
|'''2005'''
|'''23 October'''
|style='text-align:left'|Introduced between Bishan Int and Changi Village Ter, operating between 0600 hrs and 2330 hrs from Bishan Int and Changi Village Ter daily.
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|First bus from Bishan Int brought forward to 0545 hrs on weekdays.
|-
|'''2010'''
|'''28 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''28 August'''
|style='text-align:left'|Amended to ply Jln Tenaga, Bedok Reservoir Rd and Jln Damai with the partial closure of Kaki Bt Ave 1 to facilitate the construction of Kaki Bukit station on the Downtown Line.
|-
|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new pair of bus stops outside Tampines East Stn along Tampines Ave 2.
|-
|'''2023'''
|'''26 February'''
|style='text-align:left'|Temporarily amended to ply the bus-only corridor along Loyang Ave and Loyang Way with the partial closure of Loyang Ave to facilitate the construction of Loyang Viaduct and Loyang station on the Cross Island Line, skipping 3 pairs of bus stops along Loyang Ave.
|-
|'''2025'''
|'''26 October'''
|style='text-align:left'|Serves a new pair of bus stops in front of and opposite Blk 961A along Bedok Reservoir Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Bus%20Services%20to%20Call%20at%20New%20Bus%20Stops%20along%20Bedok%20Reservoir%20Road.pdf "Bus Services to Call at New Bus Stops along Bedok Reservoir Road"] SBS Transit, 21 October 2025.</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]

History of Services 30 - 39

2026-04-22T11:52:13Z

Singapore Buses: /* Service 35 */

==Service 30==
<onlyinclude>{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=39|{{SBST}} '''(Current)''' Known as ''{{SBS}} prior to 1 November 2001''
|rowspan=3|Chai Chee ↔ Jln Ahmad Ibrahim
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 30/30A as a service between Chai Chee Ter and Jln Ahmad Ibrahim Ter.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop outside Overseas Union Finance along Robinson Rd.
|-
|rowspan=2|Chai Chee ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Extended to Jurong Int.
|-
|rowspan=4|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Jurong Int, skipping Parsi Rd and Anson Rd.
|-
|rowspan=6|Bedok ↔ Jurong
|'''25 February'''
|style='text-align:left'|Amended to Bedok Int.
|-
|'''14 October'''
|style='text-align:left'|Amended to ply Still Rd and Sims Ave East towards Bedok Int with the conversion of Changi Rd to one-way traffic, skipping Telok Kurau Rd.
|-
|'''25 November'''
|style='text-align:left'|Amended to ply Sims Ave/Geylang Rd and Tg Katong Rd, skipping Telok Kurau Rd/Still Rd, Joo Chiat Pl and Joo Chiat Rd.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|'''1982'''
|'''24 May'''
|style='text-align:left'|Amended to ply West Coast Highway.
|-
|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|rowspan=6|Bedok ↔ Boon Lay
|'''1990'''
|'''1 July'''
|style='text-align:left'|Extended to Boon Lay Int and amended to ply Teban Gdns Rd towards Boon Lay Int.
|-
|'''1992'''
|'''28 June'''
|style='text-align:left'|Amended to ply Mountbatten Rd, Fort Rd and ECP under TransitLink Network Integration Exercise Phase 8, skipping Nicoll Highway and Shenton Way.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite MOE Water Works along Jln Ahmad Ibrahim.
|-
|rowspan=3|'''1999'''
|'''23 January'''
|style='text-align:left'|Amended to ply West Coast Rd and Penjuru Rd with the partial closure of Teban Gdns Rd.
|-
|'''20 September'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite West Bay Resort Condo along West Coast Rd.
|-
|rowspan=5 {{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|rowspan=7|{{Bus/D|30|note=Bedok ↔ Boon Lay}}{{Bus/D|30A|PAST|note=Bedok → Fort Rd}}
|rowspan=2|'''2000'''
|style='text-align:left'|{{Bus/D|30A|PAST|note=Introduced from Bedok Int to Fort Rd (Opp Fort Gdns) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|Serves new bus stop opposite Blk 51 along West Coast Rd.
|-
|rowspan=2|'''2002'''
|style='text-align:left'|Skips removed bus stop opposite ITE Pasir Panjang along Telok Blangah Rd.
|-
|style='text-align:left'|{{Bus/D|30|note=First bus from Boon Lay Int brought forward to 0530 hrs on weekdays and Saturdays, and 0545 hrs on Sundays and Public Holidays.}}
|-
|rowspan=2|'''2003'''
|'''16 March'''
|style='text-align:left'|Amended to ply Geylang Rd, Paya Lebar Rd and Sims Ave with the partial closure of Tg Katong Rd to facilitate the construction of Paya Lebar station on the Circle Line.
|-
|rowspan=2 {{TBC}}
|style='text-align:left'|Serves new bus stop outside Shell Kiosk along Tg Katong Rd.
|-
|rowspan=2|'''2004'''
|style='text-align:left'|{{Bus/D|30|note=Last bus from Bedok Int extended to 2335 hrs daily.}}
|-
|rowspan=4|{{Bus/D|30|note=Bedok ↔ Boon Lay}}{{Bus/D|30A|PAST|note=Bedok → Fort Rd}}{{Bus/D|30B|PAST|note=Boon Lay → Telok Blangah Rd}}
|'''29 March'''
|style='text-align:left'|{{Bus/D|30B|PAST|note=Introduced from Boon Lay Int to Telok Blangah Rd (Opp HarbourFront Ctr) during morning peak hours on weekdays.}}
|-
|rowspan=3|'''2006'''
|'''19 March'''
|style='text-align:left'|Amended to ply Cassia Lk, Guillemard Rd and Guillemard Camp Rd with the partial closure of Old Airport Rd and Dunman Rd to facilitate the construction of Dakota station on the Circle Line.
|-
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|rowspan=5|{{Bus/D|30|note=Bedok ↔ Boon Lay}}{{Bus/D|30B|PAST|note=Boon Lay → Telok Blangah Rd}}
|'''2007'''
|'''3 January'''
|style='text-align:left'|{{Bus/D|30A|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|'''29 December'''
|style='text-align:left'|Amended to ply the reinstated Old Airport Rd and Dunman Rd, skipping Cassia Lk, Guillemard Rd and Guillemard Camp Rd.
|-
|rowspan=2|'''2009'''
|'''4 October'''
|style='text-align:left'|Amended to ply the reinstated Tg Katong Rd, skipping Geylang Rd, Paya Lebar Rd and Sims Ave.
|-
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=6|Bedok ↔ Boon Lay
|'''2010'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|30B|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2011'''
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''29 December'''
|style='text-align:left'|Amended to ply MCE with the partial closure of ECP.
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2023'''
|'''8 January'''
|style='text-align:left'|Amended to ply realigned Teban Gdns Rd with the permanent partial closure of Teban Gdns Rd to facilitate the construction of Pandan Reservoir station on the Jurong Region Line, serving an additional bus stop before Teban Gdns Rd along Jurong Town Hall Rd.
|}

==Service 30/30A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SGTC}}
|Changi Rd ↔ Prince Edward
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Changi Rd Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|Changi Rd ↔ Intl Rd
|'''2 May'''
|style='text-align:left'|Extended to Intl Rd Ter.
|-
|rowspan=2|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|Changi Rd ↔ Jln Ahmad Ibrahim
|'''1972'''
|'''24 December'''
|style='text-align:left'|Amended to Jln Ahmad Ibrahim Ter.
|-
|rowspan=3|{{SBS}}
|rowspan=3|Chai Chee ↔ Jln Ahmad Ibrahim
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Amended to Chai Chee Ter.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to skip Stamford Rd, Waterloo St and Bras Basah Rd and re-numbered Service 30 under 1974 Bus Rationalisation.
|}

==Service 31==
===1st Generation (1974 - 1976)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=4|Chai Chee ↔ New Bridge Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 31 between Chai Chee Ter and New Bridge Rd Ter under 1974 Bus Rationalisation.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave and Lor 1 Geylang towards Chai Chee Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''1976'''
|'''2 August'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1979)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=24|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Bedok ↺ Kallang Pk/Natl Stadium
|'''1979'''
|'''27 May'''
|style='text-align:left'|Introduced between Bedok Int and Stadium Wk (Loop).
|-
|rowspan=2|'''1980'''
|'''23 July'''
|style='text-align:left'|Amended to ply Bedok Sth Rd, skipping Bedok Sth Ave 1.
|-
|'''31 August'''
|style='text-align:left'|Amended to ply Marine Parade Rd and Amber Rd, skipping Karikal Rd and East Coast Rd.
|-
|rowspan=4|Tampines ↺ Kallang Pk/Natl Stadium
|'''1985'''
|'''7 April'''
|style='text-align:left'|Extended to Tampines Ter.
|-
|'''1986'''
|'''13 April'''
|style='text-align:left'|Amended to ply Stadium Rd, skipping Stadium Wk.
|-
|'''1987'''
|'''29 November'''
|style='text-align:left'|Amended to Tampines Int.
|-
|'''1988'''
|'''23 October'''
|style='text-align:left'|Skips a pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
|-
|rowspan=10|Tampines ↔ Toa Payoh
|'''1993'''
|'''5 December'''
|style='text-align:left'|Integrated with Service 149 and extended to Toa Payoh Int under TransitLink Network Integration Exercise Phase 14, skipping Stadium Rd.
|-
|'''1994'''
|'''5 March'''
|style='text-align:left'|Amended to ply Kim Keat Lk and Lor 6 Toa Payoh towards Toa Payoh Int.
|-
|'''1995'''
|{{TBC}}
|style='text-align:left'|Skips the bus stop outside Kallang Stn along Sims Ave.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int'''.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus from Toa Payoh Temp Int extended to 2335 hrs on weekdays.
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|rowspan=2|'''2004'''
|'''27 April'''
|style='text-align:left'|Amended to ply Geylang Rd, Kallang Rd and Sims Ave towards Toa Payoh Int with the temporary conversion of Lor 1 Geylang to one-way traffic.
|-
|'''6 December'''
|style='text-align:left'|Amended to ply the reinstated Lor 1 Geylang towards Toa Payoh Int, skipping Geylang Rd, Kallang Rd and Sims Ave.
|-
|rowspan=7|{{Bus/D|31|note=Tampines ↔ Toa Payoh}}{{Bus/D|31A|note=Tampines → New Upp Changi Rd}}
|rowspan=3|'''2005'''
|'''10 January'''
|style='text-align:left'|{{Bus/D|31A|note=Introduced from Tampines Int to New Upp Changi Rd (Tanah Merah Stn) during morning peak hours on weekdays.}}
|-
|'''5 June'''
|style='text-align:left'|Amended to ply Sims Ave and Sims Way with the partial closure of southbound Mountbatten Rd.
|-
|'''26 June'''
|style='text-align:left'|Amended to ply Sims Way and Geylang Rd with the partial closure of northbound Mountbatten Rd.
|-
|rowspan=2|'''2006'''
|'''19 March'''
|style='text-align:left'|Amended to ply Cassia Lk, Guillemard Rd and Guillemard Camp Rd with the partial closure of Old Airport Rd and Dunman Rd to facilitate the construction of Dakota station on the Circle Line.
|-
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Victoria Sch along Marine Parade Rd.
|-
|'''2008'''
|'''29 December'''
|style='text-align:left'|Amended to ply the reinstated Old Airport Rd and Dunman Rd, skipping Cassia Lk, Guillemard Rd and Guillemard Camp Rd.
|-
|'''2015'''
|'''22 June'''
|style='text-align:left'|{{DWAB}}
|}

==Service 31/31A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|Changi Rd ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Changi Rd Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|Changi Rd ↺ Outram Pk
|'''9 May'''
|style='text-align:left'|Extended to loop at Outram Pk.
|-
|rowspan=3|{{SBS}}
|rowspan=3|Chai Chee ↺ Outram Pk
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Amended to Chai Chee Ter.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to New Bridge Rd Ter and re-numbered Service 31 under 1974 Bus Rationalisation.
|}

==Service 32==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{ABC}}
|rowspan=3|Changi Rd ↺ Mei Chin Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Changi Rd Ter and Mei Chin Rd (Loop) under 1971 Bus Reorganisation.
|-
|'''28 September'''
|style='text-align:left'|Amended to ply the extended Ganges Ave towards Changi Rd Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=26|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Chai Chee ↺ Mei Chin Rd
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Extended to Chai Chee Ter.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave and Lor 1 Geylang towards Chai Chee Ter with the conversion of Geylang Rd to one-way traffic.
|-
|Chai Chee ↔ Mei Chin Rd
|'''1976'''
|'''8 February'''
|style='text-align:left'|Amended to Mei Chin Rd Ter.
|-
|rowspan=3|Bedok ↔ Mei Chin Rd
|rowspan=4|'''1979'''
|'''7 May'''
|style='text-align:left'|Extended to Bedok Int.
|-
|'''14 October'''
|style='text-align:left'|Amended to ply Sims Ave East towards Bedok Int with the conversion of Changi Rd to one-way traffic.
|-
|'''11 November'''
|style='text-align:left'|Amended to ply Ganges Ave towards Mei Chin Rd with the realignment of Delta Circus.
|-
|rowspan=5|Bedok ↺ Upp Cross St
|'''25 November'''
|style='text-align:left'|Shortened to loop at Upp Cross St from Bedok Int.
|-
|'''1980'''
|'''11 May'''
|style='text-align:left'|Amended to ply Eu Tong Sen St and Canal Rd, skipping New Bridge Rd.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Bedok Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Bedok Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=14|Bedok ↔ Buona Vista
|'''1988'''
|'''23 October'''
|style='text-align:left'|Extended to Buona Vista Ter.
|-
|'''1990'''
|'''10 June'''
|style='text-align:left'|Amended to ply Nth Boat Quay, skipping Sth Bridge Rd, Nth Canal Rd and Eu Tong Sen St.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Amended to ply Lower Delta Rd and Tiong Bahru Rd under TransitLink Network Integration Exercise Phase 6, skipping Alexandra Rd.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside The Buddhist Union along Sims Ave East.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Serves the bus stop outside Bugis Stn along Victoria St, skipping the bus stop opposite Bugis Junction.
|-
|rowspan=2|'''2005'''
|'''5 June'''
|style='text-align:left'|Amended to ply Sims Ave and Sims Way with the partial closure of southbound Mountbatten Rd.
|-
|'''26 June'''
|style='text-align:left'|Amended to ply Sims Way and Geylang Rd with the partial closure of northbound Mountbatten Rd.
|-
|'''2006'''
|'''19 March'''
|style='text-align:left'|Amended to ply Cassia Lk, Guillemard Rd and Guillemard Camp Rd with the partial closure of Old Airport Rd and Dunman Rd to facilitate the construction of Dakota station on the Circle Line.
|-
|'''2008'''
|'''29 December'''
|style='text-align:left'|Amended to ply the reinstated Old Airport Rd and Dunman Rd, skipping Cassia Lk, Guillemard Rd and Guillemard Camp Rd.
|-
|'''2011'''
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''2012'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2016'''
|'''6 March'''
|style='text-align:left'|Amended to ply Tanglin Rd and Kay Siang Rd with the partial closure of Margaret Dr.
|-
|'''2021'''
|'''22 August'''
|style='text-align:left'|Serves merged bus stop outside Blk 30 along Margaret Dr, skipping the bus stop opposite Queenstown Lib and outside The Fisherman Ch.
|}

==Service 33==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABC}}
|Changi Rd ↔ Clementi Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Changi Rd Ter and Clementi Rd Ter under 1971 Bus Reorganisation.
|-
|Changi Rd ↔ Pasir Panjang Rd
|'''19 May'''
|style='text-align:left'|Amended to Pasir Panjang Rd Ter.
|-
|rowspan=41|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Chai Chee ↔ Pasir Panjang Rd
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Extended to Chai Chee Ter.
|-
|rowspan=3|Upp Changi Rd Track 6 ↔ Pasir Panjang Rd
|'''1974'''
|'''1 December'''
|style='text-align:left'|Extended to Upp Changi Rd Track 6 Ter.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Chai Chee Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=3|Chai Chee ↔ Pasir Panjang Rd
|'''1978'''
|'''13 March'''
|style='text-align:left'|Amended to Chai Chee Ter.
|-
|rowspan=2|'''1979'''
|'''14 October'''
|style='text-align:left'|Amended to ply Still Rd and Sims Ave East towards Chai Chee Ter with the conversion of Changi Rd to one-way traffic, skipping Telok Kurau Rd.
|-
|'''14 November'''
|style='text-align:left'|Amended to ply Telok Kurau Rd, skipping Still Rd.
|-
|Chai Chee ↔ Kent Ridge
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Kent Ridge Ter.
|-
|rowspan=18|Bedok ↔ Kent Ridge
|'''1985'''
|'''15 September'''
|style='text-align:left'|Extended to Bedok Int and amended to ply Dunman Rd, Old Airport Rd and Mountbatten Rd.
|-
|'''1986'''
|'''1 June'''
|style='text-align:left'|Skips removed bus stop before Ayer Rajah Rd along Clementi Rd.
|-
|rowspan=4|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Bedok Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=3|'''1988'''
|'''11 January'''
|style='text-align:left'|Serves merged bus stop along Ayer Rajah Rd.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''29 May'''
|style='text-align:left'|Amended to ply Buona Vista Flyover with the opening of the Ayer Rajah Expressway (AYE), skipping Portsdown Rd.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|'''1993'''
|'''11 April'''
|style='text-align:left'|Amended to ply Jln Sultan, Victoria St and Hill St, skipping Sth Bridge Rd and Upp Cross St.
|-
|'''1994'''
|'''3 July'''
|style='text-align:left'|Amended to ply Kallang Rd and Victoria St, skipping Crawford St, Nth Bridge Rd and Jln Sultan.
|-
|'''1995'''
|'''1 April'''
|style='text-align:left'|Amended to ply Tembeling Rd towards Bedok Int with the partial conversion of Joo Chiat Rd to one-way traffic.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Skips a removed bus stop before Joo Chiat Pl along Joo Chiat Rd.
|-
|rowspan=2|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves the bus stop outside Bugis Stn along Victoria St, skipping the bus stop opposite Bugis Junction.
|-
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Pickering St, Sth Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus from Bedok Int brought forward to 0545 hrs on weekdays, and 0550 hrs on Saturdays.
|-
|rowspan=2|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd, Neil Rd and Cantonment Rd.
|-
|rowspan=7|{{Bus/D|33|note=Bedok ↔ Kent Ridge}}{{Bus/D|33A|note=Kent Ridge → Tiong Bahru Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|33A|note=Introduced from Kent Ridge Ter to Tiong Bahru Rd (Blk 1) during evening peak hours on weekdays.}}
|-
|rowspan=3|'''2005'''
|'''5 June'''
|style='text-align:left'|Amended to ply Sims Ave and Sims Way with the partial closure of southbound Mountbatten Rd.
|-
|'''12 June'''
|style='text-align:left'|Serves new bus stop outside Science Pk along AYE.
|-
|'''26 June'''
|style='text-align:left'|Amended to ply Sims Way and Geylang Rd with the partial closure of northbound Mountbatten Rd.
|-
|'''2006'''
|'''19 March'''
|style='text-align:left'|Amended to ply Cassia Lk, Guillemard Rd and Guillemard Camp Rd with the partial closure of Old Airport Rd and Dunman Rd to facilitate the construction of Dakota station on the Circle Line.
|-
|rowspan=2|'''2008'''
|'''26 October'''
|style='text-align:left'|Serves additional bus stop opposite Kent Ridge Ter along Clementi Rd.
|-
|'''29 December'''
|style='text-align:left'|Amended to ply the reinstated Old Airport Rd and Dunman Rd, skipping Cassia Lk, Guillemard Rd and Guillemard Camp Rd.
|-
|rowspan=4|{{Bus/D|33|note=Bedok ↔ Kent Ridge}}{{Bus/D|33A|note=Kent Ridge → Tiong Bahru Rd}}{{Bus/D|33B|PAST|note=Bedok → Joo Chiat Rd}}
|'''2009'''
|'''9 August'''
|style='text-align:left'|{{Bus/D|33B|PAST|note=Introduced from Bedok Int to Joo Chiat Rd (Aft Tembeling Rd) during the 1st and 15th days of the lunar calendar if they fall on Sun/P.H.}}
|-
|'''2011'''
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''2012'''
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|{{Bus/D|33|note=Bedok ↔ Kent Ridge}}{{Bus/D|33A|note=Kent Ridge → Tiong Bahru Rd}}
|'''2016'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|33B|PAST|note=Discontinued.}}
|-
|rowspan=2|{{Bus/D|33|note=Bedok ↔ Kent Ridge}}{{Bus/D|33A|note=Kent Ridge → Tiong Bahru Rd}}{{Bus/D|33B|note=Bedok → Old Airport Rd}}
|'''2019'''
|'''11 March'''
|style='text-align:left'|{{Bus/D|33B|note=Introduced from Bedok Int to Old Airport Rd (Blk 22) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2024'''
|'''15 September'''
|style='text-align:left'|Serves new bus stop along Alexandra Rd opposite Cycle & Carriage.
|}

==Service 33X==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBS}}
|rowspan=11|Bedok ↔ Kent Ridge
|'''1985'''
|'''15 September'''
|style='text-align:left'|Introduced as alternate trips between Bedok Int and Kent Ridge Ter, plying its former route via Sims Ave/Geylang Rd.
|-
|'''1986'''
|'''1 June'''
|style='text-align:left'|Skips removed bus stop before Ayer Rajah Rd along Clementi Rd.
|-
|rowspan=5|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''27 July'''
|style='text-align:left'|Converted to peak hour service on weekdays and Saturdays.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Bedok Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=4|'''1988'''
|'''11 January'''
|style='text-align:left'|Serves merged bus stop along Ayer Rajah Rd.
|-
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''29 May'''
|style='text-align:left'|Amended to ply Buona Vista Flyover with the opening of the Ayer Rajah Expressway (AYE), skipping Portsdown Rd.
|-
|'''24 October'''
|style='text-align:left'|Discontinued.
|}

==Service 34==
===1st Generation (1995 - 2002)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Bedok ↺ Changi Airport
|'''1995'''
|'''24 April'''
|style='text-align:left'|Introduced between Bedok Int and Changi Airport (Loop), operating on weekdays and Saturdays only.
|-
|rowspan=3|Bedok ↔ Changi Airport
|'''1996'''
|{{TBC}}
|style='text-align:left'|Converted to bi-directional service between Bedok Int and Changi Airport PTB 1.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite SATS Flight Kitchen along Airport Blvd.
|-
|'''2002'''
|'''15 September'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 2005)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}}
|rowspan=5|Punggol ↔ Changi Airport
|'''2005'''
|'''31 July'''
|style='text-align:left'|Introduced between Punggol Int and Changi Airport, operating between 0545 hrs and 2345 hrs daily.
|-
|rowspan=2|'''2007'''
|{{TBC}}
|style='text-align:left'|First bus from Punggol Int brought forward to 0530 hrs on weekdays.
|-
|'''11 November'''
|style='text-align:left'|Amended to serve Changi Airport PTB3.
|-
|'''2008'''
|{{TBC}}
|style='text-align:left'|First bus from Punggol Int brought forward to 0530 hrs on Saturdays, Sundays and Public Holidays.
|-
|'''2009'''
|'''26 October'''
|style='text-align:left'|{{DWAB}}
|-
|{{Bus/D|34|note=Punggol ↔ Changi Airport}}{{Bus/D|34A|note=Punggol → Tampines Ave 5}}
|'''2011'''
|'''28 March'''
|style='text-align:left'|{{Bus/D|34A|note=Introduced from Punggol Int to Tampines Ave 5 (Opp Tampines Stadium) during morning peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=6|{{Bus/D|34|note=Punggol ↺ Changi Airport}}{{Bus/D|34A|note=Punggol → Tampines Ave 5}}
|'''2012'''
|'''9 January'''
|style='text-align:left'|{{Bus/D|34|note=Converted to loop service between Punggol Int and Changi Airport PTB2.}}
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.
|-
|rowspan=6|{{GAS}} '''(Current)'''
|rowspan=2|'''2016'''
|'''4 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|'''23 October'''
|style='text-align:left'|Serves new pair of bus stops outside UWCSEA and outside Blk 871C along Tampines Ave 5.
|-
|rowspan=2|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new pair of bus stops outside Tampines East Stn along Tampines Ave 2.
|-
|'''22 October'''
|style='text-align:left'|Amended to serve Changi Airport PTB4.
|-
|{{Bus/D|34|note=Punggol ↺ Changi Airport}}{{Bus/D|34A|note=Punggol → Tampines Ave 5}}{{Bus/D|34B|note=Tampines Ave 10 ↺ Changi Airport}}
|'''2019'''
|'''25 March'''
|style='text-align:left'|{{Bus/D|34B|note=Introduced between Tampines Ave 10 and Changi Airport PTB2 (Loop) during peak hours on weekdays. {{LWAB}}}}
|-
|{{Bus/D|34|note=Punggol Coast ↺ Changi Airport}}{{Bus/D|34A|note=Punggol Coast → Tampines Ave 5}}{{Bus/D|34B|note=Tampines Ave 10 ↺ Changi Airport}}
|'''2025'''
|'''29 June'''
|style='text-align:left'|Extended to Punggol Coast Integrated Transport Hub.
|}

==Service 35==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=16|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=9|Bedok ↺ Tanah Merah Ferry Rd
|'''1995'''
|'''9 July'''
|style='text-align:left'|Introduced between Bedok Int and Tanah Merah Ferry Rd (Loop).
|-
|'''1996'''
|rowspan=5 {{TBC}}
|style='text-align:left'|Serves 2 new pairs of bus stops outside and opposite Concord Express, before Tanah Merah Country Club and outside Laguna Natl Country Club along Xilin Ave.
|-
|'''1997'''
|style='text-align:left'|Serves new bus stop outside Global Logistics Ctr along Xilin Ave.
|-
|'''1999'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Singapore Expo along Xilin Ave.
|-
|'''2003'''
|style='text-align:left'|Last bus extended to 2310 hrs daily.
|-
|'''2006'''
|style='text-align:left'|Last bus extended to 2315 hrs daily.
|-
|'''2011'''
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int, serves additional bus stop outside Bedok Stn Exit A.
|-
|rowspan=3|'''2014'''
|'''23 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|rowspan=7|Bedok ↺ Alps Ave
|'''15 December'''
|style='text-align:left'|Extended to loop at Alps Ave and converted to a day service on weekdays and Saturdays under the LTA's Bus Service Enhancement Programme (BSEP).<ref>[//www.sbstransit.com.sg/news/new-services-41-and-140-from-14-december-2014-and-route-extension-of-service-35-from-15-december-2014 "New Services 41 and 140 from 14 December 2014 and route extension of Service 35 from 15 December 2014"] SBS Transit, 2 December 2014</ref>
|-
|'''2015'''
|'''16 February'''
|style='text-align:left'|Serves 2 new bus stops outside Prologis and outside DHL along Alps Ave.
|-
|'''2017'''
|'''24 April'''
|style='text-align:left'|Amended to ply Tanah Merah Coast Rd with the partial closure of Changi Coast Rd.
|-
|'''2021'''
|'''26 December'''
|style='text-align:left'|Serves new pair of bus stops before and after Changi Coast Rd along Aviation Pk Rd.
|-
|rowspan=2|'''2022'''
|'''24 January'''
|style='text-align:left'|Amended to ply the realigned Tanah Merah Coast Rd towards Bedok Int, serving the relocated bus stop outside Changi Naval Base.
|-
|'''25 April'''
|style='text-align:left'|Amended to ply the realigned Tanah Merah Coast Rd towards Alps Ave, serving the relocated bus stop opposite Changi Naval Base.
|-
|'''2023'''
|'''29 May'''
|style='text-align:left'|Serves new bus stop before Aviation Pk Rd along Tanah Merah Coast Rd.
|}

==Service 35M==
{| class="wikitable" style='text-align:center'
|-
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|{{SBST}} '''(Current)'''
|Bedok ↺ Tanah Merah Ferry Rd
|'''2014'''
|'''15 December'''
|style='text-align:left'|Renumbered from Service 35 between Bedok Int and Tanah Merah Ferry Rd (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating during evening off peak hours on weekdays and Saturdays and throughout the day on Sundays and Public Holidays. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/new-services-41-and-140-from-14-december-2014-and-route-extension-of-service-35-from-15-december-2014 "New Services 41 and 140 from 14 December 2014 and route extension of Service 35 from 15 December 2014"] SBS Transit, 2 December 2014</ref>
|}

==Service 36==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|{{Bus/D|AM|style=border:1px solid|note=Bukit Merah → Changi Airport}}{{Bus/D|PM|style=border:1px solid|note=Changi Airport → Bukit Merah}}
|'''1997'''
|'''1 December'''
|style='text-align:left'|Re-numbered from Service 16E between Bt Merah Int and Changi Airport as a peak hour one-directional semi-express service on weekdays.
|-
|rowspan=2|Changi Airport ↺ Tomlinson Rd
|'''1998'''
|'''6 September'''
|style='text-align:left'|Amended to loop at Tomlinson Rd, amended to ply Marine Parade Rd/Siglap Link, Amber Rd, Mountbatten Rd, Marina Ctr and converted to a full day trunk service.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop opposite SATS Flight Kitchen along Airport Blvd.
|-
|rowspan=6|{{Bus/D|36|note=Changi Airport ↺ Tomlinson Rd}}{{Bus/D|36A|note=Changi Airport → Tomlinson Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|36A|note=Introduced from Changi Airport PTB2 to Tomlinson Rd (Opp The Regent S'pore) after the last bus of Service 36 daily.}}
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop opposite Mandarin Gdns along Siglap Rd.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd with the partial closure of Somerset Rd.
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Victoria Sch along Marine Parade Rd.
|-
|'''2007'''
|'''11 November'''
|style='text-align:left'|Amended to serve Changi Airport PTB3.
|-
|rowspan=2|{{Bus/D|36|note=Changi Airport ↺ Tomlinson Rd}}{{Bus/D|36A|note=Changi Airport → Tomlinson Rd}}{{Bus/D|36B|note=Changi Airport → Tomlinson Rd → Siglap Rd}}
|rowspan=2|'''2009'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|36B|note=Introduced from Changi Airport PTB2 to Siglap Rd (Opp Mandarin Gdns) as a peak hour service on weekdays.}}
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=8|{{Bus/D|36|note=Changi Airport ↺ Tomlinson Rd}}{{Bus/D|36A|note=Changi Airport → Tomlinson Rd}}{{Bus/D|36B|note=Marine Parade Rd → Tomlinson Rd → Siglap Rd}}
|'''2010'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|36B|note=Shortened to start from Marine Parade Rd (Lagoon View).}}
|-
|'''2013'''
|'''28 July'''
|style='text-align:left'|Serves new pair of bus stops outside One Amber and outside Tg Katong Rd Sth Playground along Tg Katong Rd South.
|-
|rowspan=6|{{GAS}} '''(Current)'''
|'''2016'''
|'''18 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|'''2017'''
|'''22 October'''
|style='text-align:left'|Amended to serve Changi Airport PTB4.
|-
|'''2018'''
|'''24 July'''
|style='text-align:left'|Terminating Trip 36T introduced for trips that terminate at Changi Airport Terminal 2.
|-
|rowspan=3|'''2025'''
|'''26 July'''
|style='text-align:left'|Amended to ply Still Rd Sth towards Tomlinson Rd, skipping part of Marine Parade Rd and Mountbatten Rd. Amended to ply Fort Rd and Mountbatten Rd towards Changi Airport to facilitate reinstatement works for the collapsed Tg Katong Rd Sth.
|-
|'''2 August'''
|style='text-align:left'|Amended to ply reinstated Tg Katong Rd Sth towards Changi Airport, skipping Fort Rd and Mountbatten Rd.
|-
|'''4 August'''
|style='text-align:left'|Amended to ply reinstated Tg Katong Rd Sth towards Tomlinson Rd, skipping Still Rd Sth.
|}

==Service 37==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=8|Tampines ↺ Changi North Cres
|'''1996'''
|'''15 July'''
|style='text-align:left'|Introduced between Tampines Int and Changi Nth Cres (Loop) as a peak hour service.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus (AM peak) extended to 0830 hrs daily.
|-
|'''2004'''
|'''8 March'''
|style='text-align:left'|Last bus (AM peak) extended to 0850 hrs daily. PM peak trips adjusted to operate between 1550 hrs and 1935 hrs daily.
|-
|'''2006'''
|'''16 October'''
|style='text-align:left'|First bus (AM peak) brought forward to 0600 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''2007'''
|'''22 January'''
|style='text-align:left'|Converted to day service.
|-
|'''20 October'''
|style='text-align:left'|Serves 3 new bus stops outside and opposite Edwards Lifesciences and outside Seamap along Changi Nth Cres.
|-
|'''2010'''
|'''5 November'''
|style='text-align:left'|First bus brought forward to 0600 hrs on Sundays and Public Holidays.
|-
|'''2016'''
|'''27 June'''
|style='text-align:left'|{{DWAB}}
|}

==Service 38==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBST}} '''(Current)'''
|rowspan=7|Tampines ↔ Bedok
|rowspan=2|'''2002'''
|'''7 April'''
|style='text-align:left'|Introduced between Tampines Int and Bedok Int with the integration of Services 220 and 290.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Blk 223 along Simei St 4.
|-
|rowspan=2|'''2011'''
|'''27 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new pair of bus stops outside Tampines East Stn along Tampines Ave 2.
|-
|'''2018'''
|'''8 April'''
|style='text-align:left'|Serves new pair of bus stops after Somapah Rd and before Simei Rd along Upp Changi Rd East.
|}

==Service 39==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=18|{{SBST}} '''(Current)'''
|rowspan=8|Tampines ↔ Yishun
|'''2003'''
|'''17 August'''
|style='text-align:left'|Introduced between Tampines Int and Yishun Int.
|-
|rowspan=2|'''2004'''
|'''25 July'''
|style='text-align:left'|Amended to ply Jln Kayu in both directions.
|-
|{{TBC}}
|style='text-align:left'|First bus from Tampines Int brought forward to 0545 hrs on weekdays.
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|First bus from Tampines Int brought forward to 0530 hrs on weekdays.
|-
|'''2011'''
|'''27 June'''
|style='text-align:left'|{{DWAB}}<ref>[//web.archive.org/web/20110626135035/http://www.sbstransit.com.sg/download/8th_wave_270611.pdf "From Monday, 27 June 2011 Nine more Wheelchair Accessible Bus Services will be launched"] SBS Transit, 9 June 2011. Archived 26 June 2011.</ref>
|-
|'''2012'''
|'''29 April'''
|style='text-align:left'|Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
|-
|'''2014'''
|'''5 October'''
|style='text-align:left'|Serves additional pair of bus stops before and after Punggol Rd along TPE.
|-
|'''2015'''
|'''14 March'''
|style='text-align:left'|Amended to Yishun Temp Int.
|-
|rowspan=6|Tampines Concourse ↔ Yishun
|'''2016'''
|'''18 December'''
|style='text-align:left'|Extended to Tampines Concourse Int.
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new pair of bus stops outside Tampines East Stn along Tampines Ave 2.
|-
|'''2019'''
|'''8 September'''
|style='text-align:left'|Amended to Yishun Integrated Transport Hub.<ref>[//www.lta.gov.sg/content/dam/ltagov/news/press/2019/20190807_Yishun_ITH_loc_map_Annex.pdf "Yishun ITH Location Map"] Land Transport Authority, 7 August 2019.</ref>
|-
|'''2021'''
|'''24 October'''
|style='text-align:left'|Amended to ply Pasir Ris Ind Dr 1, Punggol Ctrl and Punggol Way, skipping Pasir Ris Dr 12 and a portion of TPE.
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|'''2023'''
|'''8 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris Ctrl and Pasir Ris Dr 8 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris station on the Cross Island Line.
|-
|rowspan=4|{{Bus/D|39|note=Tampines Concourse ↔ Yishun}}{{Bus/D|39A|note=Pasir Ris Central → Jln Kayu}}{{Bus/D|39B|note=Punggol Way → Pasir Ris Central}}
|rowspan=4|'''2024'''
|rowspan=3|'''27 May'''
|style='text-align:left'|{{Bus/D|39|note=First bus timing from Tampines Concourse Int brought forward to 0525 hrs on weekdays.<ref name='introduction-SWT39AB'>[//www.sbstransit.com.sg/news/introduction-of-services-20a-39a-and-39b "Introduction of Services 20A, 39A and 39B"] SBS Transit, 20 May 2024.</ref>}}
|-
|style='text-align:left'|{{Bus/D|39A|note=Introduced from Pasir Ris Ctrl (Opp Pasir Ris Stn Exit B) to Jln Kayu (Aft Seletar Camp G) during peak hours on Weekdays. {{LWAB}}<ref name='introduction-SWT39AB'/>}}
|-
|style='text-align:left'|{{Bus/D|39B|note=Introduced from Punggol Way (Blk 220C) to Pasir Ris Ctrl (Pasir Ris Stn Exit B) during morning peak hours on Weekdays. {{LWAB}}<ref name='introduction-SWT39AB'/>}}
|-
|'''24 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite UMC along Pasir Ris Ind Dr 1.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:Go-Ahead Singapore]]
[[Category:SBS Transit]]

History of Services 10 - 19

2026-04-20T17:19:52Z

Singapore Buses: /* Service 18 */

==Service 10==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{ABS}}
|Bedok Rd ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bedok Rd Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|rowspan=3|Bedok Rd ↔ Shipyard Rd
|'''16 June'''
|style='text-align:left'|Extended to Shipyard Rd Ter.
|-
|'''1972'''
|'''24 December'''
|style='text-align:left'|Amended to ply Jln Samulun before terminating at Shipyard Rd Ter.
|-
|rowspan=33|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001.''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=3|Upp Changi Rd 8¼ ms ↔ Shipyard Rd
|rowspan=2|'''1974'''
|'''10 November'''
|style='text-align:left'|Amended to Upp Changi Rd 8¼ ms (13.3km) Ter.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop outside Overseas Union Finance along Robinson Rd.
|-
|rowspan=3|Upp Changi Rd 8¼ ms ↔ Jurong
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to Jurong Int.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Jurong Int, skipping Parsi Rd and Anson Rd.
|-
|{{TBC}}
|style='text-align:left'|Relocated to Upp Changi Rd 15.5km Ter.
|-
|Somapah Depot ↔ Jurong
|'''1980'''
|'''16 June'''
|style='text-align:left'|Amended to Somapah Depot.
|-
|rowspan=2|Somapah ↔ Jurong
|rowspan=2|'''1981'''
|'''28 June'''
|style='text-align:left'|Amended to Somapah Int.
|-
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=5|Tampines ↔ Jurong
|'''1984'''
|'''27 May'''
|style='text-align:left'|Extended to Tampines Ter.
|-
|'''1986'''
|'''7 December'''
|style='text-align:left'|Serves new bus stop before Bedok Sth Ave 3 along Upp East Coast Rd.
|-
|'''1987'''
|'''29 November'''
|style='text-align:left'|Amended to Tampines Int.
|-
|rowspan=2|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|'''25 October'''
|style='text-align:left'|Skips a pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
|-
|rowspan=4|Tampines ↔ Clementi
|'''1990'''
|'''1 July'''
|style='text-align:left'|Shortened to Clementi Int with the opening of Boon Lay Int.
|-
|'''1992'''
|'''28 June'''
|style='text-align:left'|Amended to ply Tg Katong Rd, Dunman Rd and Old Airport Rd under TransitLink Network Integration Exercise Phase 8.
|-
|'''1994'''
|'''29 May'''
|style='text-align:left'|Serves 2 new pairs of bus stops outside The Concourse, outside Golden Mile Twr and outside and opposite Suntec City along Nicoll Highway.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves an additional pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
|-
|rowspan=14|Tampines ↔ Kent Ridge
|rowspan=2|'''1999'''
|'''7 March'''
|style='text-align:left'|Shortened to Kent Ridge Ter with the introduction of Service 188.
|-
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|'''2001'''
|'''15 April'''
|style='text-align:left'|Amended to ply Esplanade Dr, skipping Connaught Dr/Empress Pl.
|-
|rowspan=2|'''2002'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite ITE Pasir Panjang along Telok Blangah Rd.
|-
|{{TBC}}
|style='text-align:left'|First bus from Kent Ridge Ter brought forward to 0600 hrs on weekdays and Saturdays.
|-
|rowspan=3|'''2004'''
|'''20 April'''
|style='text-align:left'|Amended to ply Mountbatten Rd, Geylang Rd, Kallang Rd, Victoria St, Jln Sultan and Beach Rd to facilitate reinstatement works for the collapsed Nicoll Highway.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop before Changi Fire Stn along Upp Changi Rd.
|-
|'''6 December'''
|style='text-align:left'|Amended to ply the reinstated Nicoll Highway, skipping Mountbatten Rd, Geylang Rd, Kallang Rd, Victoria St, Jln Sultan and Beach Rd.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Serves bus stop outside Fullerton Sq along Fullerton Rd and an additional bus stop opposite AIA Twr along Robinson Rd with the abolition of the bus stop outside Clifford Ctr along Collyer Quay.
|-
|rowspan=2|'''2006'''
|'''19 March'''
|style='text-align:left'|Amended to ply Cassia Lk, Guillemard Rd and Guillemard Camp Rd with the partial closure of Old Airport Rd and Dunman Rd to facilitate the construction of Dakota station on the Circle Line.
|-
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|rowspan=2|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|'''29 December'''
|style='text-align:left'|Amended to ply the reinstated Old Airport Rd and Dunman Rd, skipping Cassia Lk, Guillemard Rd and Guillemard Camp Rd.
|-
|'''2012'''
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|}

==Service 11==
===1st Generation (1971 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=2|Bedok Rd ↔ Tg Pagar Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bedok Rd Ter and Tg Pagar Ter under 1971 Bus Reorganisation.
|-
|rowspan=12|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|Upp Changi Rd 8¼ ms ↔ Tg Pagar Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to Upp Changi Rd 8¼ ms (13.3km) Ter under 1974 Bus Rationalisation.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave and Lor 1 Geylang towards Upp Changi Rd 13.3 km Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=2|Upp Changi Rd 8¼ ms ↔ New Bridge Rd
|rowspan=2|'''1979'''
|'''28 May'''
|style='text-align:left'|Amended to New Bridge Rd Ter.
|-
|{{TBC}}
|style='text-align:left'|Relocated to Upp Changi Rd 15.5km Ter.
|-
|Somapah Depot ↔ New Bridge Rd
|'''1980'''
|'''16 June'''
|style='text-align:left'|Amended to Somapah Depot.
|-
|rowspan=6|Somapah ↔ New Bridge Rd
|'''1981'''
|'''28 June'''
|style='text-align:left'|Amended to Somapah Int.
|-
|'''1986'''
|'''7 December'''
|style='text-align:left'|Serves new bus stop before Bedok Sth Ave 3 along Upp East Coast Rd.
|-
|rowspan=3|'''1987'''
|'''6 June'''
|style='text-align:left'|Amended to relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Somapah Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Somapah Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''1988'''
|'''23 October'''
|style='text-align:left'|Integrated with Service 12 and discontinued.
|}

===2nd Generation (since 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=14|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=9|Lor 1 Geylang ↺ Kallang Pk/Natl Stadium
|'''1990'''
|'''14 April'''
|style='text-align:left'|Introduced between Lor 1 Geylang Ter and Stadium Blvd (Loop).
|-
|'''1994'''
|'''12 June'''
|style='text-align:left'|Amended to ply Stadium Rd before plying Stadium Blvd.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 2330 hrs daily.
|-
|'''2002'''
|'''8 February'''
|style='text-align:left'|Amended to ply Stadium Wk with the partial closure of Stadium Blvd to facilitate the construction of Stadium station on the Circle Line.
|-
|'''2004'''
|'''20 April'''
|style='text-align:left'|Skips bus stop opposite Kallang Care Ctr along Mountbatten Rd.
|-
|rowspan=2|'''2005'''
|'''5 June'''
|style='text-align:left'|Amended to ply Sims Ave and Sims Way with the partial closure of southbound Mountbatten Rd.
|-
|'''26 June'''
|style='text-align:left'|Amended to ply Sims Way and Geylang Rd with the partial closure of northbound Mountbatten Rd.
|-
|'''2006'''
|'''18 February'''
|style='text-align:left'|Amended to ply Stadium Cres with the full closure of Stadium Blvd to facilitate the construction of Stadium station on the Circle Line.
|-
|'''2010'''
|'''29 September'''
|style='text-align:left'|Amended to ply Mountbatten Rd and Stadium Blvd with the closure of Stadium Rd to facilitate the construction of the Singapore Sports Hub.
|-
|rowspan=5|Lor 1 Geylang ↺ Rhu Cross
|rowspan=3|'''2014'''
|rowspan=2|'''8 June'''
|style='text-align:left'|Extended to loop at Rhu Cross under the LTA's Bus Service Enhancement Programme (BSEP).
|-
|style='text-align:left'|First bus brought forward to 0600 hrs daily.
|-
|'''29 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2017'''
|'''23 April'''
|style='text-align:left'|Serves bus stops outside and opposite Singapore Indoor Stadium along Stadium Cres/Wk in both directions.
|-
|'''2024'''
|'''28 April'''
|style='text-align:left'|Serves new bus stops outside Tg Rhu Stn along Tg Rhu Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Services%2011%20&%20158%20to%20call%20new%20bus%20stops%20along%20Tanjong%20Rhu%20Road.pdf "Services 11 and 158 to call at new bus stops along Tanjong Rhu Road"] SBS Transit, 17 April 2024</ref>
|}

==Service 12==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|{{ABS}}
|rowspan=2|Bedok Rd ↔ Commonwealth Ave
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bedok Rd Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|rowspan=31|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=7|Upp Changi Rd 8¼ ms ↔ Commonwealth Ave
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to Upp Changi Rd 8¼ ms (13.3km) Ter under 1974 Bus Rationalisation.
|-
|rowspan=3|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave and Lor 1 Geylang towards Upp Changi Rd 13.3 km Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''2 November'''
|style='text-align:left'|Amended to temporary bus terminal along Holland Dr with the partial closure of Commonwealth Ave Ter to facilitate the extension of Commonwealth Ave.
|-
|'''11 December'''
|style='text-align:left'|Amended to ply New Upp Changi Rd, Bedok Wk, Bedok Plain and Bedok Highway.
|-
|rowspan=2|'''1977'''
|'''17 January'''
|style='text-align:left'|Amended to ply Bedok View, skipping Bedok Wk.
|-
|'''29 August'''
|style='text-align:left'|Amended back to Commonwealth Ave Ter via Nth Buona Vista Rd.
|-
|rowspan=2|'''1979'''
|{{TBC}}
|style='text-align:left'|Relocated to Upp Changi Rd 15.5km Ter.
|-
|{{Bus/D|12|note=Upp Changi Rd 8¼ ms ↔ Commonwealth Ave}}{{Bus/D|12A|PAST|note=Bedok Sth Ave 3 ↺ North Bridge Rd}}
|'''31 December'''
|style='text-align:left'|{{Bus/D|12A|PAST|note=Introduced between Bedok Sth Ave 3 and North Bridge Rd (Loop) as a peak hour variant, operating daily.}}
|-
|rowspan=3|{{Bus/D|12|note=Somapah Depot ↔ Commonwealth Ave}}{{Bus/D|12A|PAST|note=Bedok Sth Ave 3 ↺ North Bridge Rd}}
|rowspan=3|'''1980'''
|'''16 June'''
|style='text-align:left'|Amended to Somapah Depot.
|-
|'''13 July'''
|style='text-align:left'|Amended to ply Commonwealth Ave with the conversion of Queens Circus to a signalised junction, skipping Queensway and Holland Rd.
|-
|'''28 December'''
|style='text-align:left'|Amended to ply Upp Changi Rd East, skipping Bedok Rd and Upp Changi Rd.
|-
|rowspan=2|{{Bus/D|12|note=Somapah ↔ Commonwealth Ave}}{{Bus/D|12A|PAST|note=Bedok Sth Ave 3 ↺ North Bridge Rd}}
|rowspan=2|'''1981'''
|'''28 June'''
|style='text-align:left'|Amended to Somapah Int.
|-
|{{TBC}}
|style='text-align:left'|{{Bus/D|12A|PAST|note=Revised to operate on weekdays only.}}
|-
|rowspan=2|{{Bus/D|12|note=Somapah ↔ Buona Vista}}{{Bus/D|12A|PAST|note=Bedok Sth Ave 3 ↺ North Bridge Rd}}
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|'''1984'''
|'''2 September'''
|style='text-align:left'|{{Bus/D|12A|PAST|note=Discontinued.}}
|-
|rowspan=2|Somapah ↔ Buona Vista
|rowspan=2|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply Nth Canal Rd and Eu Tong Sen St, skipping Upp Circular Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=15|Pasir Ris ↔ New Bridge Rd
|'''1988'''
|'''23 October'''
|style='text-align:left'|Extended to Pasir Ris Ter and shortened to New Bridge Rd Ter.
|-
|'''1989'''
|'''10 December'''
|style='text-align:left'|Amended to Pasir Ris Int.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|'''1993'''
|'''11 April'''
|style='text-align:left'|Amended to ply Jln Sultan, Victoria St, Hill St and New Bridge Rd, skipping Sth Bridge Rd and Upp Cross St.
|-
|'''1994'''
|'''3 July'''
|style='text-align:left'|Amended to ply Kallang Rd and Victoria St, skipping Crawford St, Nth Bridge Rd and Jln Sultan.
|-
|'''1997'''
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Lion Home for Elders along Bedok Sth Rd.
|-
|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd.
|-
|rowspan=2|'''2005'''
|'''5 June'''
|style='text-align:left'|Amended to ply Sims Ave and Sims Way with the partial closure of southbound Mountbatten Rd.
|-
|'''26 June'''
|style='text-align:left'|Amended to ply Sims Way and Geylang Rd with the partial closure of northbound Mountbatten Rd.
|-
|'''2006'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2007'''
|{{TBC}}
|style='text-align:left'|First bus from New Bridge Rd Ter brought forward to 0600 hrs on weekdays and Saturdays.
|-
|'''2014'''
|'''10 August'''
|style='text-align:left'|Serves new bus stop opposite Blk 2 along Mountbatten Rd.
|-
|rowspan=8|{{GAS}} '''(Current)'''
|'''2016'''
|'''18 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new pair of bus stops outside Tampines East Stn along Tampines Ave 2.
|-
|rowspan=6|Pasir Ris ↔ Kampong Bahru
|rowspan=3|'''2018'''
|rowspan=2|'''10 March'''
|style='text-align:left'|Extended to Kg Bahru Ter with the closure of New Bridge Rd Ter.
|-
|style='text-align:left'|First bus from Kg Bahru Ter brought forward to 0555 hrs on weekdays and Saturdays, and 0625 hrs on Sundays and Public Holidays.
|-
|'''8 April'''
|style='text-align:left'|Serves new pair of bus stops after Somapah Rd and before Simei Rd along Upp Changi Rd East.
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|rowspan=2|'''2025'''
|'''9 March'''
|style='text-align:left'|Serves additional bus stop outside Outram Pk Stn Exit 4 along New Bridge Rd.
|-
|'''27 April'''
|style='text-align:left'|Amended to Pasir Ris Integrated Transport Hub.
|}

==Service 13==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=3|Bedok Rd ↔ Commonwealth Ave
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bedok Rd Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Amended to ply Upp Changi Rd, Changi Rd, Geylang Rd, Kallang Rd, Crawford St, Nth Bridge Rd and Stamford Rd.
|-
|rowspan=29|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|Upp Changi Rd 8¼ ms ↔ Commonwealth Ave
|rowspan=3|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to Upp Changi Rd 8¼ ms (13.3km) Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Commonwealth Ave Ter with the conversion of Orchard Rd to one-way traffic.
|-
|rowspan=2|Upp Changi Rd Track 6 ↔ Commonwealth Ave
|'''1 December'''
|style='text-align:left'|Shortened to Upp Changi Rd Track 6 Ter.
|-
|rowspan=2|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Upp Changi Rd 13.3 km Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=2|Chai Chee ↔ Commonwealth Ave
|'''16 November'''
|style='text-align:left'|Amended to Chai Chee Ter.
|-
|rowspan=3|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|rowspan=3|Chai Chee ↔ Ghim Moh
|'''6 June'''
|style='text-align:left'|Extended to Ghim Moh Ter.
|-
|'''19 June'''
|style='text-align:left'|Amended to ply Orchard Blvd and Grange Rd towards Ghim Moh Ter with the full conversion of Orchard Rd to one-way traffic.
|-
|'''1979'''
|'''14 October'''
|style='text-align:left'|Amended to ply Sims Ave East towards Chai Chee Ter with the conversion of Changi Rd to one-way traffic.
|-
|Bedok ↔ Ghim Moh
|'''1985'''
|'''8 September'''
|style='text-align:left'|Extended to Bedok Int with the closure of Chai Chee Ter.
|-
|Eunos ↔ Ghim Moh
|'''1987'''
|'''12 April'''
|style='text-align:left'|Shortened to Eunos Ter.
|-
|rowspan=6|Eunos ↔ Yio Chu Kang
|rowspan=2|'''1989'''
|'''5 November'''
|style='text-align:left'|Amended to Yio Chu Kang Ter.
|-
|'''10 December'''
|style='text-align:left'|Amended to Eunos Int.
|-
|'''1990'''
|'''2 September'''
|style='text-align:left'|Amended to ply Bishan St 22 and Marymount Rd, skipping Ang Mo Kio Ave 1.
|-
|'''1996'''
|rowspan=3 {{TBC}}
|style='text-align:left'|Serves additional bus stop outside Kallang Stn along Sims Ave.
|-
|rowspan=2|'''1997'''
|style='text-align:left'|First bus from Eunos Int brought forward to 0545 hrs on weekdays and Saturdays.
|-
|style='text-align:left'|First bus from Yio Chu Kang Ter brought forward to 0535 hrs on weekdays.
|-
|Marine Parade ↔ Yio Chu Kang
|'''1998'''
|'''30 March'''
|style='text-align:left'|Extended to Marine Parade Ter with the route amendment of Service 15.
|-
|{{Bus/D|13|note=Marine Parade ↔ Yio Chu Kang}}{{Bus/D|13A|PAST|note=Yio Chu Kang → Sims Ave}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|13A|PAST|note=Introduced from Yio Chu Kang Ter to Sims Ave (Eunos Stn) during morning peak hours on weekdays.}}
|-
|rowspan=2|{{Bus/D|13|note=Yio Chu Kang ↺ Siglap Rd}}{{Bus/D|13A|PAST|note=Yio Chu Kang → Sims Ave}}{{Bus/D|13B|PAST|note=Yio Chu Kang → Siglap Rd}}
|rowspan=4|'''2001'''
|rowspan=2|'''16 September'''
|style='text-align:left'|Amended to loop at Siglap Rd with the closure of Marine Parade Ter.
|-
|style='text-align:left'|{{Bus/D|13B|PAST|note=Introduced from Yio Chu Kang Ter to Siglap Rd (Opp Mandarin Gdns), operating after the last bus of Service 13 daily.}}
|-
|rowspan=2|{{Bus/D|13|note=Yio Chu Kang ↔ Upp East Coast}}{{Bus/D|13A|PAST|note=Yio Chu Kang → Sims Ave}}
|rowspan=2|'''9 December'''
|style='text-align:left'|Extended to Upp East Coast Ter.
|-
|style='text-align:left'|{{Bus/D|13B|PAST|note=Discontinued.}}
|-
|rowspan=3|Yio Chu Kang ↔ Upp East Coast
|'''2002'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|13A|PAST|note=Discontinued.}}
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|'''2009'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|{{Bus/D|13|note=Yio Chu Kang ↔ Upp East Coast}}{{Bus/D|13A|note=Ang Mo Kio Ave 6 → Bishan Rd}}
|'''2012'''
|'''9 April'''
|style='text-align:left'|{{Bus/D|13A|note=Introduced from Ang Mo Kio Ave 6 (Aft Blk 304) to Bishan Rd (Bishan Stn) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2025'''
|'''31 August'''
|style='text-align:left'|Skips bus stop outside Kew Green Condo along Upp East Coast Rd.<ref>[//web.archive.org/web/20250831103334/https://www.sbstransit.com.sg/news/bus-services-to-skip-bus-stop-along-upper-east-coast-road-from-sunday-31-august-2025 "Bus services to skip bus stop along Upper East Coast Road from Sunday, 31 August 2025"] SBS Transit (29 August 2025). Archived 31 August 2025.</ref>
|}

==Service 13A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=3|Bedok Road ↔ Commonwealth Avenue
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Bedok Rd Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered Service 14 under 1974 Bus Rationalisation.
|}

==Service 14==
{| class="wikitable" style='text-align:center'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=46|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Bedok Rd ↔ Commonwealth Ave
|rowspan=3|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 13A as a service between Bedok Rd Ter and Commonwealth Ave Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Commonwealth Ave Ter with the conversion of Orchard Rd to one-way traffic.
|-
|rowspan=2|Upp Changi Rd 8¼ ms ↔ Commonwealth Ave
|'''10 November'''
|style='text-align:left'|Amended to Upp Changi Rd 8¼ ms (13.3 km) Ter.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave and Lor 1 Geylang towards Upp Changi Rd 13.3 km Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=5|Upp Changi Rd 8¼ ms ↔ Mei Chin Rd
|'''1976'''
|'''8 February'''
|style='text-align:left'|Shortened to Mei Chin Rd Ter.
|-
|'''1977'''
|'''19 June'''
|style='text-align:left'|Amended to ply Orchard Blvd and Grange Rd towards Mei Chin Rd with the full conversion of Orchard Rd to one-way traffic.
|-
|'''1978'''
|'''4 September'''
|style='text-align:left'|Amended to ply Nicoll Highway, skipping Sims Ave/Geylang Rd, Kallang Rd/Crawford St and Victoria St/Nth Bridge Rd.
|-
|rowspan=4|'''1979'''
|'''21 May'''
|style='text-align:left'|Amended to ply Stadium Wk in both directions after 1930 hrs daily.
|-
|{{TBC}}
|style='text-align:left'|Relocated to Upp Changi Rd 15.5km Ter.
|-
|Upp Changi Rd 8¼ ms ↔ Jln Bt Merah
|'''25 November'''
|style='text-align:left'|Integrated with Service 190, extended to Jln Bt Merah Ter and amended to ply Napier Rd, Holland Rd and Queensway, skipping Tanglin Rd, Alexandra Rd, Stirling Rd, Mei Chin Rd and Mei Ling St.
|-
|Upp Changi Rd 8¼ ms ↔ Bukit Merah
|'''23 December'''
|style='text-align:left'|Amended to Bt Merah Ctrl Ter.
|-
|rowspan=2|Somapah Depot ↔ Bukit Merah
|rowspan=2|'''1980'''
|'''16 June'''
|style='text-align:left'|Amended to Somapah Depot.
|-
|'''28 September'''
|style='text-align:left'|Amended to Bt Merah Int.
|-
|rowspan=4|Somapah ↔ Bukit Merah
|'''1981'''
|'''28 June'''
|style='text-align:left'|Amended to Somapah Int.
|-
|rowspan=3|'''1986'''
|'''16 March'''
|style='text-align:left'|Amended to ply Stadium Wk permanently.
|-
|'''13 April'''
|style='text-align:left'|Amended to ply Stadium Rd, skipping Stadium Wk.
|-
|'''7 December'''
|style='text-align:left'|Serves new bus stop before Bedok Sth Ave 3 along Upp East Coast Rd.
|-
|Changi Village ↔ Bukit Merah
|'''1989'''
|'''5 November'''
|style='text-align:left'|Extended to Changi Village Ter.
|-
|rowspan=3|Bedok ↔ Bukit Merah
|'''1991'''
|'''20 January'''
|style='text-align:left'|Shortened to Bedok Int under TransitLink Network Integration Exercise Phase 2.
|-
|rowspan=2|'''1992'''
|'''29 March'''
|style='text-align:left'|Amended to ply Bt Merah Ctrl.
|-
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|rowspan=3|Bedok ↔ Clementi
|'''1993'''
|'''23 May'''
|style='text-align:left'|Integrated with Service 92 and extended to Clementi Int under TransitLink Network Integration Exercise Phase 13, skipping Tanglin Rd/Orchard Blvd, Napier Rd, Holland Rd and Queensway.
|-
|'''1994'''
|'''29 May'''
|style='text-align:left'|Serves 2 new pairs of bus stops outside The Concourse, outside Golden Mile Twr and outside and opposite Suntec City along Nicoll Highway.
|-
|'''1999'''
|rowspan=2 {{TBC}}
|style='text-align:left'|Skips temporarily closed bus stops outside and opposite Sch of Mechanical & Mfg along Commonwealth Ave West.
|-
|rowspan=6|{{Bus/D|14|note=Bedok ↔ Clementi}}{{Bus/D|14A|note=Bedok → Orchard Lk}}
|'''2000'''
|style='text-align:left'|{{Bus/D|14A|note=Introduced from Bedok Int to Orchard Lk (Ngee Ann City) on Sundays and Public Holidays.}}
|-
|'''2001'''
|'''18 October'''
|style='text-align:left'|Serves reinstated bus stops outside Dover Stn along Commonwealth Ave West.
|-
|rowspan=2|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new staggered bus stop outside Mutiara Crest along River Valley Rd, skipping the bus stop outside Mutiara View.
|-
|'''7 July'''
|style='text-align:left'|Skips the bus stop opposite Mandarin Singapore along Orchard Rd.
|-
|rowspan=3|'''2004'''
|'''20 April'''
|style='text-align:left'|Amended to ply Mountbatten Rd, Geylang Rd, Kallang Rd, Victoria St, Jln Sultan and Beach Rd to facilitate reinstatement works for the collapsed Nicoll Highway.
|-
|'''6 December'''
|style='text-align:left'|Amended to ply the reinstated Nicoll Highway, skipping Mountbatten Rd, Geylang Rd, Kallang Rd, Victoria St, Jln Sultan and Beach Rd.
|-
|rowspan=2|{{Bus/D|14|note=Bedok ↔ Clementi}}{{Bus/D|14A|note=Bedok → Orchard Lk}}{{Bus/D|14B|PAST|note=Bedok → Upper East Coast Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|14B|PAST|note=Introduced from Bedok Int to Upp East Coast Rd (Landville Condo) during morning peak hours on weekdays.}}
|-
|rowspan=3|'''2005'''
|'''12 June'''
|style='text-align:left'|Serves new bus stop outside Science Pk along AYE.
|-
|rowspan=5|{{Bus/D|14|note=Bedok ↔ Clementi}}{{Bus/D|14A|note=Bedok → Grange Rd}}{{Bus/D|14B|PAST|note=Bedok → Upper East Coast Rd}}
|rowspan=2|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd with the partial closure of Somerset Rd.
|-
|style='text-align:left'|{{Bus/D|14A|note=Amended to terminate at Grange Rd (Youth Pk) with the partial closure of Somerset Rd.}}
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|'''2007'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Blk 180 along Bedok Nth Rd.
|-
|'''2008'''
|'''14 July'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=10|{{Bus/D|14|note=Bedok ↔ Clementi}}{{Bus/D|14A|note=Bedok → Grange Rd}}
|rowspan=3|'''2011'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|14B|PAST|note=Discontinued.}}
|-
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''2012'''
|'''11 March'''
|style='text-align:left'|Serves new bus stop outside Blk 204 along Bedok Nth St 1.
|-
|rowspan=2|'''2014'''
|'''10 August'''
|style='text-align:left'|Serves new bus stop opposite Blk 2 along Mountbatten Rd.
|-
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|rowspan=2|'''2018'''
|rowspan=2|'''9 September'''
|style='text-align:left'|Amended to ply Nth Buona Vista Rd and Commonwealth Ave West, skipping Dover Rd and Dover Ave.
|-
|style='text-align:left'|{{Bus/D|14|note=First bus from Clementi Int brought forward to 0540 hrs daily.}}
|-
|'''2021'''
|'''12 December'''
|style='text-align:left'|Serves new pair of bus stops before and after Heartbeat @ Bedok along Bedok Nth St 1.
|}

==Service 15==
===1st Generation (1975 - 1984)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBS}}
|rowspan=3|Marine Terrace ↔ Prince Edward
|'''1975'''
|'''22 June'''
|style='text-align:left'|Introduced between Marine Terr Ter and Prince Edward Ter.
|-
|rowspan=3|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop outside Overseas Union Finance along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|rowspan=4|Marine Terrace ↺ Shenton Way
|'''4 July'''
|style='text-align:left'|Extended to loop at Shenton Way from Marine Terr Ter.
|-
|'''1977'''
|'''27 March'''
|style='text-align:left'|Amended to ply Marine Terr and Marine Cres towards Shenton Way, and amended to ply Marine Cres and Marine Parade Rd towards Marine Terr Ter with the relocation of Marine Terr Ter opposite Blk 52.
|-
|'''1978'''
|'''13 November'''
|style='text-align:left'|Amended to ply Marine Parade Rd and Amber Rd, skipping Joo Chiat Rd and East Coast Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Keppel Rd and Anson Rd, skipping Parsi Rd.
|-
|rowspan=3|Marine Parade ↺ Shenton Way
|rowspan=2|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Marine Parade Ter.
|-
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|'''1984'''
|'''16 September'''
|style='text-align:left'|Integrated with Service 196 and discontinued.
|}

===2nd Generation (since 1995)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=15|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Pasir Ris ↔ Eunos
|'''1995'''
|'''10 September'''
|style='text-align:left'|Introduced between Pasir Ris Int and Eunos Int with the opening of Temasek Polytechnic.
|-
|rowspan=3|Pasir Ris ↺ Marine Parade Rd
|'''1997'''
|'''5 October'''
|style='text-align:left'|Integrated with Service M4 and extended to loop at Marine Parade Rd.
|-
|rowspan=2|'''1998'''
|'''30 March'''
|style='text-align:left'|Amended to skip Marine Cres with the route extension of Service 13.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside East Coast Apts and before St. Patrick's Rd along Telok Kurau Rd.
|-
|rowspan=4|{{Bus/D|15|note=Pasir Ris ↺ Marine Parade Rd}}{{Bus/D|15A|PAST|note=Pasir Ris → Tampines Ave 1}}{{Bus/D|15B|PAST|note=Jln Eunos → Kaki Bt Ave 1}}
|rowspan=2|'''2000'''
|rowspan=2 {{TBC}}
|style='text-align:left'|{{Bus/D|15A|PAST|note=Introduced as a short-trip service from Pasir Ris Int to Tampines Ave 1 (Temasek Poly West G) during morning peak hours on weekdays.}}
|-
|style='text-align:left'|{{Bus/D|15B|PAST|note=Introduced as a short-trip service from Jln Eunos (Eunos Stn) to Kaki Bt Ave 1 (Opp Blk 150) during morning peak hours on weekdays.}}
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Tropica Condo along Tampines Ave 1.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|15|note=First bus brought forward to 0545 hrs on weekdays and Saturdays.}}
|-
|rowspan=2|Pasir Ris ↺ Marine Parade Rd
|rowspan=2|'''2007'''
|rowspan=2|'''8 October'''
|style='text-align:left'|{{Bus/D|15A|PAST|note=Discontinued.}}
|-
|style='text-align:left'|{{Bus/D|15B|PAST|note=Discontinued.}}
|-
|rowspan=12|{{Bus/D|15|note=Pasir Ris ↺ Marine Parade Rd}}{{Bus/D|15A|note=Pasir Ris → Jln Eunos}}
|rowspan=2|'''2009'''
|'''27 July'''
|style='text-align:left'|{{Bus/D|15A|note=Introduced from Pasir Ris Int to Jln Eunos (Opp Eunos Stn) during morning peak hours on weekdays.}}
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''28 August'''
|style='text-align:left'|Amended to ply Jln Tenaga, Bedok Reservoir Rd and Jln Damai with the partial closure of Kaki Bt Ave 1 to facilitate the construction of Kaki Bukit station on the Downtown Line.
|-
|'''2013'''
|'''10 March'''
|style='text-align:left'|Serves additional bus stop opposite Blk 571 along Pasir Ris Dr 1.
|-
|rowspan=2|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
|-
|rowspan=7|{{GAS}} '''(Current)'''
|'''18 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore.
|-
|rowspan=2|'''2021'''
|'''11 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 524B and opposite Blk 525B along Pasir Ris Dr 8.
|-
|'''22 December'''
|style='text-align:left'|Amended to ply the realigned Tampines Ave 12, skipping Tampines Ave 9.
|-
|rowspan=3|'''2022'''
|'''9 October'''
|style='text-align:left'|Serves new pair of bus stops before and opposite Blk 631B and outside Blk 637 CP along Tampines Ave 12.
|-
|'''30 October'''
|style='text-align:left'|Serves new bus stop opposite Blk 638A along Tampines Ave 12.
|-
|'''27 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite HomeTeamNS Bedok along Bedok Nth Rd.
|-
|'''2025'''
|'''27 April'''
|style='text-align:left'|Amended to Pasir Ris Integrated Transport Hub.
|}

==Service 16==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=38|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Marine Terrace ↔ Henderson Rd
|'''1976'''
|'''2 August'''
|style='text-align:left'|Introduced between Marine Terr Ter and Henderson Rd Ter.
|-
|rowspan=2|'''1977'''
|'''27 March'''
|style='text-align:left'|Amended to ply Marine Terr and Marine Cres towards Henderson Rd Ter, and Marine Cres, Marine Parade Rd and Marine Terr towards Marine Terr Ter with the relocation of Marine Terr Ter opposite Blk 52.
|-
|rowspan=2|Marine Terrace ↔ Telok Blangah Heights
|'''28 November'''
|style='text-align:left'|Extended to Telok Blangah Hts Ter.
|-
|'''1979'''
|'''21 May'''
|style='text-align:left'|Amended to ply Stadium Wk in both directions after 1930 hours daily.
|-
|Marine Terrace ↔ Bukit Merah
|rowspan=2|'''1981'''
|'''15 February'''
|style='text-align:left'|Amended to Bt Merah Int.
|-
|rowspan=5|Marine Parade ↔ Bukit Merah
|'''5 July'''
|style='text-align:left'|Amended to Marine Parade Ter.
|-
|'''1986'''
|'''13 April'''
|style='text-align:left'|Amended to ply Stadium Rd, skipping Stadium Wk during the evening diversion into Kallang Pk/Natl Stadium.
|-
|'''1987'''
|'''23 February'''
|style='text-align:left'|Amended to Stadium Rd after 1845 hours daily.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|rowspan=2|'''1993'''
|'''23 May'''
|style='text-align:left'|Amended to ply Stadium Rd permanently under TransitLink Network Integration Exercise Phase 13.
|-
|rowspan=3|Bukit Merah ↺ Changi Airport
|'''5 December'''
|style='text-align:left'|Integrated with Service 149, extended to loop at Changi Airport and amended to ply Zion Rd/Kim Seng Rd, Outram Rd and Tiong Bahru Rd under TransitLink Network Integration Exercise Phase 14, skipping River Valley Rd, Delta Rd and Lower Delta Rd.
|-
|rowspan=2|'''1994'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0545 hrs daily.
|-
|'''29 May'''
|style='text-align:left'|Serves 2 new pairs of bus stops outside The Concourse, outside Golden Mile Twr and outside and opposite Suntec City along Nicoll Highway.
|-
|Bukit Merah ↔ Changi Airport
|'''1996'''
|{{TBC}}
|style='text-align:left'|Converted to bi-directional service between Bt Merah Int and Changi Airport PTB1.
|-
|Bukit Merah ↔ Marine Parade
|'''1998'''
|'''6 September'''
|style='text-align:left'|Shortened to Marine Parade Ter with the conversion of Service 36 to a full day trunk service.
|-
|rowspan=7|{{Bus/D|16|note=Bukit Merah ↺ Siglap Rd}}{{Bus/D|16A|PAST|note=Bukit Merah → Siglap Rd}}
|rowspan=2|'''2001'''
|rowspan=2|'''16 September'''
|style='text-align:left'|Amended to loop at Siglap Rd from Bt Merah Int with the closure of Marine Parade Ter.
|-
|style='text-align:left'|{{Bus/D|16A|PAST|note=Introduced from Bt Merah Int to Siglap Rd (Opp Mandarin Gdns), operating after the last bus of Service 16 daily.}}
|-
|rowspan=2|'''2002'''
|'''8 February'''
|style='text-align:left'|Amended to ply Stadium Wk and Stadium Cres with the partial closure of Stadium Blvd to facilitate the construction of Stadium station on the Circle Line.
|-
|'''7 July'''
|style='text-align:left'|Skips the bus stop opposite Mandarin Singapore along Orchard Rd.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Victoria Sch along Marine Parade Rd.
|-
|rowspan=2|'''2004'''
|'''20 April'''
|style='text-align:left'|Amended to ply Mountbatten Rd, Geylang Rd, Kallang Rd, Victoria St, Jln Sultan and Beach Rd to facilitate reinstatement works for the collapsed Nicoll Highway.
|-
|'''6 December'''
|style='text-align:left'|Amended to ply the reinstated Nicoll Highway, skipping Mountbatten Rd, Geylang Rd, Kallang Rd, Victoria St, Jln Sultan and Beach Rd.
|-
|rowspan=2|{{Bus/D|16|note=Bukit Merah ↺ Siglap Rd}}{{Bus/D|16A|PAST|note=Bukit Merah → Marine Parade Rd}}
|rowspan=4|'''2005'''
|'''25 April'''
|style='text-align:left'|{{Bus/D|16A|PAST|note=Extended to terminate at Marine Parade Rd (Victoria Sch).}}
|-
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd with the partial closure of Somerset Rd.
|-
|rowspan=4|{{Bus/D|16|note=Bukit Merah ↺ Siglap Rd}}{{Bus/D|16A|PAST|note=Bukit Merah → Marine Parade Rd}}{{Bus/D|16B|PAST|note=Bukit Merah → Bras Basah Rd}}
|'''17 October'''
|style='text-align:left'|{{Bus/D|16B|PAST|note=Introduced from Bt Merah Int to Bras Basah Rd (Raffles Hotel) during morning peak hours on weekdays.}}
|-
|'''30 October'''
|style='text-align:left'|Serves new bus stop outside Blk 94 along Zion Rd.
|-
|rowspan=2|'''2006'''
|'''18 February'''
|style='text-align:left'|Amended to ply Stadium Cres with the full closure of Stadium Blvd to facilitate the construction of Stadium station on the Circle Line.
|-
|'''19 March'''
|style='text-align:left'|Amended to ply Cassia Lk, Guillemard Rd and Guillemard Camp Rd with the partial closure of Old Airport Rd and Dunman Rd to facilitate the construction of Dakota station on the Circle Line.
|-
|rowspan=4|{{Bus/D|16|note=Bedok ↔ Bukit Merah}}{{Bus/D|16B|PAST|note=Bukit Merah → Bras Basah Rd}}
|rowspan=2|'''2007'''
|rowspan=2|'''19 August'''
|style='text-align:left'|Extended to Bedok Int.
|-
|style='text-align:left'|{{Bus/D|16A|PAST|note=Discontinued with the route extension of Service 16 to Bedok Int.}}
|-
|'''2008'''
|'''29 December'''
|style='text-align:left'|Amended to ply the reinstated Old Airport Rd and Dunman Rd, skipping Cassia Lk, Guillemard Rd and Guillemard Camp Rd.
|-
|rowspan=2|'''2010'''
|'''29 September'''
|style='text-align:left'|Amended to ply Mountbatten Rd with the closure of Stadium Rd/Stadium Dr to facilitate the construction of the Singapore Sports Hub.
|-
|rowspan=6|Bedok ↔ Bukit Merah
|{{TBC}}
|style='text-align:left'|{{Bus/D|16B|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2011'''
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|rowspan=2|'''2017'''
|'''9 April'''
|style='text-align:left'|Amended to ply Still Rd Sth and East Coast Rd to facilitate the construction of Marine Parade station on the Thomson East Coast Line.
|-
|'''12 November'''
|style='text-align:left'|Amended to ply the reinstated Marine Parade Rd and Joo Chiat Rd, skipping Still Rd Sth and East Coast Rd.
|}

==Service 16E==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|{{Bus/D|AM|style=border:1px solid|note=Bukit Merah → Changi Airport}}{{Bus/D|PM|style=border:1px solid|note=Changi Airport → Bukit Merah}}
|'''1994'''
|'''31 January'''
|style='text-align:left'|Introduced between Bt Merah Int and Changi Airport as a peak hour uni-directional semi-express service on weekdays.
|-
|'''1997'''
|'''1 December'''
|style='text-align:left'|Re-numbered Service 36.
|}

==Service 16M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|{{SBST}} '''(Current)'''
|Bedok ↔ Bukit Merah
|'''2020'''
|'''9 March'''
|style='text-align:left'|Introduced as an alternate route variant between Bedok Int and Bt Merah Int via Jln Bt Merah, operating between 0600 and 1440 hrs on weekdays and 0600 hrs and 1030 hrs on Saturdays from Bedok Int, and between 0830 and 1700 hrs on weekdays and 0830 and 1315 hrs on Saturdays. {{LWAB}}
|}

==Service 17==
===1st Generation (1981 - 1984)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Changi Point ↔ Prince Edward
|rowspan=2|'''1981'''
|'''2 February'''
|style='text-align:left'|Introduced between Changi Pt Ter and Prince Edward Ter, operating on weekdays and Saturdays only.
|-
|'''15 June'''
|style='text-align:left'|Amended to ply Loyang Ave and Loyang Way with the partial closure of Upp Changi Rd.
|-
|'''1984'''
|'''8 April'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1993)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=11|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Pasir Ris ↔ Bedok
|'''1993'''
|'''4 April'''
|style='text-align:left'|Introduced between Pasir Ris Int and Bedok Int under TransitLink Network Integration Exercise Phase 12.
|-
|rowspan=2|'''1995'''
|rowspan=2|'''6 February'''
|style='text-align:left'|First bus from Pasir Ris Int brought forward to 0545 hrs daily.
|-
|style='text-align:left'|First bus from Bedok Int brought forward to 0545 hrs daily. Last bus from Bedok Int extended to 2335 hrs daily.
|-
|rowspan=2|Pasir Ris ↺ Bedok
|rowspan=2|'''2002'''
|rowspan=2|'''7 April'''
|style='text-align:left'|Converted to loop service between Pasir Ris Int and Bedok Int.
|-
|style='text-align:left'|Last bus from Pasir Ris Int extended to 0020 hrs daily.
|-
|rowspan=4|{{Bus/D|17|note=Pasir Ris ↺ Bedok}}{{Bus/D|17A|PAST|note=Bedok → Bedok North Ave 4}}
|'''2006'''
|'''17 April'''
|style='text-align:left'|{{Bus/D|17A|PAST|note=Introduced from Bedok Int to Bedok Nth Ave 4 (SBST Bedok Bus Pk) during peak hours on weekdays.}}
|-
|'''2009'''
|'''5 September'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 231A CP and outside Blk 485 along Pasir Ris Dr 4.
|-
|rowspan=2|'''2011'''
|'''27 June'''
|style='text-align:left'|{{DWAB}}<ref>[//web.archive.org/web/20110626135035/http://www.sbstransit.com.sg/download/8th_wave_270611.pdf "From Monday, 27 June 2011 Nine more Wheelchair Accessible Bus Services will be launched"] SBS Transit, 9 June 2011. Archived 26 June 2011.</ref>
|-
|'''19 November'''
|style='text-align:left'|Amended to loop at Bedok Temp Int.
|-
|rowspan=2|Pasir Ris ↺ Bedok
|rowspan=2|'''2014'''
|'''16 November'''
|style='text-align:left'|{{Bus/D|17A|PAST|note=Converted to a full day service between Bedok Nth Depot and Bedok Temp Int (Loop) under the LTA's Bus Service Enhancement Programme (BSEP).}}
|-
|'''30 November'''
|style='text-align:left'|Amended to loop at Bedok Integrated Transport Hub.
|-
|rowspan=5|{{GAS}} '''(Current)'''
|rowspan=5|{{Bus/D|17|note=Pasir Ris ↔ Bedok}}{{Bus/D|17A|note=Bedok → Bedok North Ave 4}}
|rowspan=2|'''2016'''
|rowspan=2|'''18 September'''
|style='text-align:left'|Operations transferred to Go-Ahead Singapore and converted to bi-directional service.
|-
|style='text-align:left'|{{Bus/D|17|note=Converted to a bi-directional service between Pasir Ris Int and Bedok Int.}}{{Bus/D|17A|note=Converted to a short-trip service from Bedok Int to Bedok Nth Ave 4 (SBST Bedok Bus Pk).}}
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Serves new pair of bus stops outside Tampines East Stn along Tampines Ave 2.
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|'''2025'''
|'''27 April'''
|style='text-align:left'|Amended to the relocated Pasir Ris Integrated Transport Hub.
|}

==Service 17A==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/PAST|xfc=|xbc=}}'|Operator
!style='{{CSS/PAST|xfc=|xbc=}}'|Route
!style='{{CSS/PAST|xfc=|xbc=}}'|Year
!style='{{CSS/PAST|xfc=|xbc=}}'|Date
!style='{{CSS/PAST|xfc=|xbc=}}'|Service changes
|-
|rowspan=3|{{SBST}}
|rowspan=3|Bedok Nth Depot ↺ Bedok
|rowspan=2|'''2014'''
|'''16 November'''
|style='text-align:left'|Converted to a full day service between Bedok Nth Depot and Bedok Temp Int (Loop) under the LTA's Bus Service Enhancement Programme (BSEP). {{LWAB}}
|-
|'''30 November'''
|style='text-align:left'|Amended to loop at Bedok Integrated Transport Hub.
|-
|'''2016'''
|'''18 September'''
|style='text-align:left'|Converted to a short-trip service from Bedok Int to Bedok Nth Ave 4 (SBST Bedok Bus Pk) with the commencement of the Loyang Bus Package.
|}

==Service 18==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=19|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001.''
|Bedok ↺ Tampines Ave 2
|'''1982'''
|'''2 May'''
|style='text-align:left'|Introduced between Bedok Int and Tampines Ave 2 (Loop).
|-
|Bedok ↺ Tampines St 22
|'''1985'''
|'''3 November'''
|style='text-align:left'|Amended to loop at Tampines St 22 from Bedok Int.
|-
|rowspan=9|Tampines ↺ Bedok
|'''1987'''
|'''29 November'''
|style='text-align:left'|Extended to start from Tampines Int and loop at Bedok Int, skipping Tampines St 22.
|-
|'''1988'''
|'''25 January'''
|style='text-align:left'|First bus brought forward to 0515 hrs on weekdays and Saturdays.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite The Clearwater Condo along Bedok Reservoir Rd.
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops opposite Blk 761 and opposite Baywater along Bedok Nth Ave 3.
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Bedok Green Sec Sch along Bedok Nth Ave 3.
|-
|rowspan=2|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''19 November'''
|style='text-align:left'|Amended to loop at Bedok Temp Int and amended to ply Bedok Nth Rd and Bedok Nth Ave 2.
|-
|'''2012'''
|'''11 March'''
|style='text-align:left'|Serves new bus stop outside Blk 204 along Bedok Nth St 1.
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to loop at Bedok Integrated Transport Hub.
|-
|rowspan=4|Tampines Concourse ↺ Bedok
|'''2016'''
|'''18 December'''
|style='text-align:left'|Extended to Tampines Concourse Int.
|-
|rowspan=2|'''2017'''
|rowspan=2|'''21 October'''
|style='text-align:left'|Amended to ply Tampines St 32, Tampines St 33 and Tampines St 34.
|-
|style='text-align:left'|First bus brought forward to 0505 hrs on weekdays and Saturdays, and 0535 hrs on Sundays and Public Holidays.
|-
|'''2021'''
|'''12 December'''
|style='text-align:left'|Serves new pair of bus stops before and after Heartbeat @ Bedok along Bedok Nth St 1.
|-
|rowspan=2|Tampines North ↔ Bedok North Depot
|'''2022'''
|'''27 November'''
|style='text-align:left'|Extended to Tampines Nth Int and Bedok Nth Depot and converted to bi-directional service.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2022/Poster%20-%20Route%20amendments%20for%20Services%2018%20and%20129%20-%20Copy%201.pdf Route Amendments for Services 18 and 129] SBS Transit, 31 October 2022</ref>
|-
|'''2023'''
|{{TBC}}
|style='text-align:left'|First bus from Bedok Nth Depot brought forward to 0520 hrs on weekdays.
|-
|rowspan=2|{{Bus/D|18|note=Tampines North ↔ Bedok North Depot}}{{Bus/D|18A|note=Tampines North → Tampines Ave 9}}
|rowspan=2|'''2025'''
|'''15 September'''
|style='text-align:left'|{{Bus/D|18A|note=Introduced from Tampines Nth Int to Tampines Ave 9 (Tampines East Stn Exit D) during morning peak hours on weekdays.<ref>[//web.archive.org/web/20250906004727/https://www.sbstransit.com.sg/news/introduction-of-service-18a Introduction of Service 18A] SBS Transit, 3 September 2025. Archived 6 September 2025.</ref>}}
|-
|'''26 October'''
|style='text-align:left'|Serves a new pair of bus stops in front of and opposite Blk 961A along Bedok Reservoir Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Bus%20Services%20to%20Call%20at%20New%20Bus%20Stops%20along%20Bedok%20Reservoir%20Road.pdf "Bus Services to Call at New Bus Stops along Bedok Reservoir Road"] SBS Transit, 21 October 2025.</ref>
|}

==Service 18M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|{{SBST}} '''(Current)'''
|Bedok North Depot ↺ Tampines St 96
|'''2026'''
|'''22 February'''
|style='text-align:left'|Introduced as a temporary supplementary service between Bedok Nth Depot and Tampines St 96 (Loop), operating between 0530 hrs and 0030 hrs on Weekdays & Saturdays and 0545 hrs to 0030 hours on Sundays. {{LWAB}}
|}

==Service 19==
===1st Generation (1979 - 1981)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|Siglap Rd ↔ Prince Edward
|'''1979'''
|{{TBC}}
|style='text-align:left'|Introduced between Siglap Rd and Prince Edward Ter.
|-
|rowspan=2|{{Bus/D|AM|style=border:1px solid|note=Siglap Rd → Prince Edward}}{{Bus/D|PM|style=border:1px solid|note=Prince Edward → Siglap Rd}}
|'''1980'''
|'''12 May'''
|style='text-align:left'|Converted to peak-hour one-directional service on weekdays and Saturdays only.
|-
|'''1981'''
|'''11 August'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (1988 - 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|Bedok ↺ Pasir Ris Dr 6
|'''1988'''
|'''19 June'''
|style='text-align:left'|Introduced between Bedok Int and Pasir Ris Dr 6 (Loop).
|-
|rowspan=2|Bedok ↔ Pasir Ris
|'''1989'''
|'''10 December'''
|style='text-align:left'|Amended to Pasir Ris Int.
|-
|'''1990'''
|'''11 March'''
|style='text-align:left'|Integrated with Service 4 and discontinued.
|}

===3rd Generation (since 1994)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=7|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=7|Tampines ↺ Airport Cargo Rd
|'''1994'''
|'''23 January'''
|style='text-align:left'|Introduced between Tampines Int and Changi Airport Cargo Cplx (Loop) as a day service with the permanent amendment of Service 29 to loop at Changi Village Ter.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Loyang Ind Est along Loyang Ave.
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 1945 hrs daily.
|-
|'''2008'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Changi Beach CP 2 along Nicoll Dr, skipping the bus stop opposite Changi Beach CP 2.
|-
|'''2011'''
|'''26 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 2015 hrs daily.
|-
|'''2023'''
|'''26 February'''
|style='text-align:left'|Temporarily amended to ply the bus-only corridor along Loyang Ave and Loyang Way with the partial closure of Loyang Ave to facilitate the construction of Loyang Viaduct and Loyang station on the Cross Island Line, skipping 3 pairs of bus stops along Loyang Ave.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:Go-Ahead Singapore]]
[[Category:SBS Transit]]

History of Services 90 - 99

2026-04-19T09:35:54Z

Singapore Buses: /* Service 98 */

==Service 90==
===1st Generation (1971 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABC}}
|Paya Lebar Airport ↔ Henderson Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Jln Bt Merah Ter under 1971 Bus Reorganisation.
|-
|rowspan=8|Paya Lebar Airport ↔ Commonwealth Ave
|'''14 September'''
|style='text-align:left'|Extended to Commonwealth Ave Ter.
|-
|rowspan=14|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply MacPherson Rd and Aljunied Rd under 1974 Bus Rationalisation, skipping Paya Lebar Rd.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Paya Lebar Airport Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''1976'''
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|rowspan=2|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|Commonwealth Ave ↺ Airport Rd
|'''1981'''
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|rowspan=6|Buona Vista ↺ Airport Rd
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|rowspan=3|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Airport Rd to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1989'''
|'''5 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|Toa Payoh ↺ Airport Rd
|'''1993'''
|'''23 May'''
|style='text-align:left'|Introduced between Toa Payoh Int and Airport Rd (Loop) under TransitLink Network Integration Exercise Phase 13.
|-
|'''1994'''
|'''5 March'''
|style='text-align:left'|Amended to ply Kim Keat Lk and Lor 6 Toa Payoh towards Toa Payoh Int.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|rowspan=8|{{Bus/D|90|note=Toa Payoh ↺ Airport Rd}}{{Bus/D|90A|note=Toa Payoh → Airport Rd}}
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|90A|note=Introduced from Toa Payoh Temp Int to Airport Rd (RSAF Paya Lebar) during morning peak hours on weekdays and Saturdays.}}
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|'''2005'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|90A|note=Extended to terminate at Airport Rd (KB Warehouse Cplx).}}
|-
|'''2007'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop before Paya Lebar Rd along Airport Rd to facilitate the construction of KPE.
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Defu Lane 12 along Airport Rd.
|-
|'''24 September'''
|style='text-align:left'|Skips removed bus stop outside KB Warehouse Cplx along Airport Rd.
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Amended to skip Bendemeer Rd, Whampoa Nth and Serangoon Rd towards Toa Payoh Int with the permanent closure of Whampoa North.
|-
|'''2013'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|}

==Service 91==
===1st Generation (1971 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=11|Paya Lebar Airport ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Prince Edward Ter under 1971 Bus Reorganisation.
|-
|{{UBC}}
|'''6 December'''
|style='text-align:left'|Operations transferred to United Bus Company.
|-
|rowspan=12|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to ply Paya Lebar Rd, Tg Katong Rd, Dunman Rd, Old Airport Rd and Mountbatten Rd under 1974 Bus Rationalisation, skipping MacPherson Rd and Aljunied Rd.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|rowspan=4|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|'''30 December'''
|style='text-align:left'|Amended to ply Sims Ave/Geylang Rd and the extended Tg Katong Rd, skipping Guillemard Rd.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|Prince Edward ↺ Airport Rd
|rowspan=2|'''1981'''
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|rowspan=2|Lor 1 Geylang ↺ Airport Rd
|'''5 July'''
|style='text-align:left'|Shortened to Geylang Fringe Car Pk.
|-
|'''1989'''
|'''5 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1995)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=8|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Buona Vista ↺ Ayer Rajah Cres
|'''1995'''
|'''13 February'''
|style='text-align:left'|Introduced between Buona Vista Ter and Ayer Rajah Cres (Loop), operating on weekdays and Saturdays only.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus revised to 0630 hrs. Last bus extended to 2000 hrs.
|-
|'''1999'''
|'''17 July'''
|style='text-align:left'|Last bus brought forward to 1800 hrs on Saturdays.
|-
|rowspan=2|{{Bus/D|91|note=Buona Vista ↺ Ayer Rajah Cres}}{{Bus/D|91A|PAST|note=Buona Vista → Ayer Rajah Cres}}
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|91A|PAST|note=Introduced from Buona Vista Ter to Ayer Rajah Cres (Ayer Rajah Bus Pk) during morning peak hours on weekdays.}}
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|Serves merged bus stop opposite Buona Vista Stn along Nth Buona Vista Rd with the closure of the staggered bus stop.
|-
|rowspan=3|Buona Vista ↺ Ayer Rajah Cres
|rowspan=2|'''2012'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|91A|PAST|note=Discontinued.}}
|-
|'''9 April'''
|style='text-align:left'|Skips removed bus stop outside Basement Food Court along Ayer Rajah Cres.
|-
|'''2014'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-six-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Six New Wheelchair-accessible Bus Services"] SBS Transit, 26 November 2014</ref>
|}

==Service 92==
===1st Generation (1971 - 1993)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|rowspan=4|Paya Lebar Airport ↔ Jln Bt Merah
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Gagak Selari Barat Ter under 1971 Bus Reorganisation.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Gagak Selari Barat Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|'''1973'''
|'''11 March'''
|style='text-align:left'|Amended to ply Hoot Kiam Rd towards Jln Ang Teng Ter with the conversion of Irwell Bank Rd to one-way road.
|-
|rowspan=13|{{SBS}}
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=5|Paya Lebar Airport ↔ Alexandra Hosp
|rowspan=4|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Alexandra Rd (Alexandra Hosp) Ter under 1974 Bus Rationalisation.
|-
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Blvd towards Alexandra Rd (Alexandra Hosp) Ter with the conversion of Orchard Rd to one-way road.
|-
|rowspan=2|'''1 October'''
|style='text-align:left'|Serves new bus stop outside Nan Hwa Girls' High Sch along Bencoolen St.
|-
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|'''1976'''
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|Alexandra Hosp ↺ Airport Rd
|'''1981'''
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|Jln Ang Teng ↺ Depot Rd
|'''1984'''
|{{TBC}}
|style='text-align:left'|Amended to start from Jln Ang Teng and loop at Depot Rd.
|-
|rowspan=5|Clementi ↺ Airport Rd
|'''1985'''
|'''28 April'''
|style='text-align:left'|Integrated with Service 185 and extended to Clementi Int.
|-
|rowspan=2|'''1988'''
|'''11 January'''
|style='text-align:left'|Serves merged bus stop along Ayer Rajah Rd.
|-
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|'''1993'''
|'''23 May'''
|style='text-align:left'|Integrated with Service 14 and discontinued under TransitLink Network Integration Exercise Phase 13.
|}

===2nd Generation (since 1997)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=20|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Science Pk Dr ↺ Mt Sinai Dr
|'''1997'''
|'''1 December'''
|style='text-align:left'|Re-numbered from Service M1 as a service between Science Pk Dr (Blk 85) and Mt Sinai Dr (Loop).
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 2100 hrs on weekdays.
|-
|rowspan=2|{{Bus/D|92|note=Science Pk Dr ↺ Mt Sinai Dr}}{{Bus/D|92A|PAST|note=Science Park Dr → Ghim Moh Rd}}
|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|92A|PAST|note=Introduced from Science Pk Dr (Blk 85) to Ghim Moh Rd (Blk 13) during evening peak hours on weekdays.}}
|-
|'''2005'''
|'''15 January'''
|style='text-align:left'|Serves new bus stop between Hse Nos. 33 and 35 along Mt Sinai Dr.
|-
|rowspan=2|{{Bus/D|92|note=Ghim Moh ↺ Science Pk Dr}}{{Bus/D|92A|PAST|note=Science Park Dr → Ghim Moh Rd}}{{Bus/D|92B|PAST|note=Ghim Moh → Science Park Dr}}
|rowspan=2|'''2007'''
|rowspan=2|'''26 November'''
|style='text-align:left'|Amended to start from Ghim Moh Ter and loop at Science Pk Dr/Mt Sinai Dr.
|-
|style='text-align:left'|{{Bus/D|92B|PAST|note=Introduced from Ghim Moh Ter to Science Pk Dr (Blk 85) during peak hours and after the last bus of Service 92 on weekdays and Saturdays.}}
|-
|rowspan=7|{{Bus/D|92|note=Ghim Moh ↺ Science Pk Dr}}{{Bus/D|92A|PAST|note=Ghim Moh → Science Park Dr → Ghim Moh Rd}}{{Bus/D|92B|PAST|note=Ghim Moh → Science Park Dr}}
|'''2012'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|92A|PAST|note=Extended to start from Ghim Moh Ter.}}
|-
|rowspan=2|'''2014'''
|'''28 September'''
|style='text-align:left'|Serves 3 new bus stops outside Blk 85 and outside and opposite The Rutherford along Science Pk Dr.
|-
|'''29 September'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2016'''
|rowspan=2|'''19 December'''
|style='text-align:left'|{{Bus/D|92|note=Last bus extended to 2035 hrs on weekdays and 2036 hrs on Saturdays.}}
|-
|style='text-align:left'|{{Bus/D|92B|PAST|note=Last bus extended to 2120 hrs on weekdays and 2123 hrs on Saturdays.}}
|-
|'''2017'''
|'''26 December'''
|style='text-align:left'|{{Bus/D|92B|PAST|note=Shortened to terminate at Science Pk Dr (The Rutherford).}}
|-
|rowspan=4|'''2023'''
|'''10 September'''
|style='text-align:left'|Serves new bus stop opposite Ghim Moh Ter along Ghim Moh Rd.
|-
|rowspan=3|Ghim Moh ↺ Science Pk Dr
|rowspan=3|'''27 November'''
|style='text-align:left'|{{Bus/D|92A|PAST|note=Discontinued.}}
|-
|style='text-align:left'|{{Bus/D|92B|PAST|note=Discontinued with the launch of terminating trips for Service 92.}}
|-
|style='text-align:left'|Terminating Trip 92T introduced for trips that terminate at Ghim Moh Terminal, operating after the last bus of Service 92 daily.
|-
|rowspan=2|{{Bus/D|92|note=Ghim Moh ↺ Science Pk Dr}}{{Bus/D|92A|note=North Buona Vista Rd → Science Park Dr}}
|rowspan=2|'''2024'''
|rowspan=2|'''25 August'''
|style='text-align:left'|{{Bus/D|92|note=Integrated with Service 92M and enhanced to operate on Sundays and Public Holidays.}}
|-
|style='text-align:left'|{{Bus/D|92A|note=Introduced as a short-trip service from Nth Buona Vista Rd (Buona Vista Stn Exit D) to Science Pk Dr (Opp Normanton Pk), operating after the last bus of Service 92 daily. {{LWAB}}}}
|-
|rowspan=2|{{Bus/D|92|note=Ghim Moh ↺ Science Pk Dr}}{{Bus/D|92A|note=North Buona Vista Rd → Science Park Dr}}{{Bus/D|92B|note=South Buona Vista Rd ↺ Science Pk Dr}}
|'''2025'''
|'''24 March'''
|style='text-align:left'|{{Bus/D|92B|note=Introduced between South Buona Vista Rd (Kent Ridge Stn Exit B) and Science Pk Dr (loop) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2026'''
|'''27 April'''
|style='text-align:left'|{{Bus/D|92|note=First bus timing on weekdays at Opp R’ford/Normanton Pk brought forward from 06:35 to 06:05.}}
|}

==Service 92M==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBST}}
|rowspan=4|Ghim Moh ↺ Nth Buona Vista Rd
|'''2015'''
|'''30 August'''
|style='text-align:left'|Introduced between Ghim Moh Ter and Nth Buona Vista Rd (Loop), operating on Sundays and Public Holidays only. {{LWAB}}
|-
|'''2017'''
|'''9 July'''
|style='text-align:left'|Last bus extended to 2005 hrs, with special departures operating between Ghim Moh Ter and Nth Buona Vista Rd (Buona Vista Stn Exit D) until 2043 hrs.
|-
|'''2023'''
|'''10 September'''
|style='text-align:left'|Serves new bus stop opposite Ghim Moh Ter along Ghim Moh Rd.
|-
|'''2024'''
|'''25 August'''
|style='text-align:left'|Integrated with Service 92 and discontinued.
|}

==Service 93==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=3|Paya Lebar Airport ↔ Labrador
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Labrador Ter under 1971 Bus Reorganisation.
|-
|rowspan=15|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1976'''
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|Labrador ↺ Airport Rd
|'''1981'''
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|rowspan=2|World Trade Ctr ↺ Airport Rd
|'''1985'''
|'''13 January'''
|style='text-align:left'|Extended to World Trade Ctr Ter.
|-
|'''1987'''
|'''12 August'''
|style='text-align:left'|Skips removed bus stop after Joan Rd along Lornie Rd.
|-
|rowspan=10|HarbourFront ↔ Eunos
|'''1993'''
|'''23 May'''
|style='text-align:left'|Extended to Eunos Int under TransitLink Network Integration Exercise Phase 13.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|rowspan=2|'''2004'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop outside Nanyang Pr Sch along Farrer Rd.
|-
|{{TBC}}
|style='text-align:left'|First bus from HarbourFront Int brought forward to 0520 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''2007'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop before Paya Lebar Rd along Airport Rd to facilitate the construction of KPE.
|-
|{{TBC}}
|style='text-align:left'|First bus from HarbourFront Int brought forward to 0515 hrs on weekdays.
|-
|'''2009'''
|'''8 March'''
|style='text-align:left'|Skips a pair of bus stops outside and opposite Bartley Sec Sch with the realignment of the junction of Upp Paya Lebar Rd and Bartley Rd.
|-
|'''2012'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway towards HarbourFront Int.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|-
|'''2019'''
|'''23 June'''
|style='text-align:left'|Amended to ply northbound Lornie Highway towards Eunos Int.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-52-74-93-and-852 "Route amendment for Services 52, 74, 93 and 852"] SBS Transit, 10 June 2019</ref>
|}

==Service 93A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{UBC}}
|rowspan=3|Jln Ang Teng ↔ Jln Bt Merah
|'''1971'''
|'''25 April'''
|style='text-align:left'|Introduced between Jln Ang Teng Ter and Jln Bt Merah Ter.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Discontinued under 1974 Bus Rationalisation.
|}

==Service 94==
===1st Generation (1971 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SGTC}}
|rowspan=9|Jln Kolam Ayer ↔ Ulu Pandan
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Jln Kolam Ayer Ter and Ulu Pandan Ter under 1971 Bus Reorganisation.
|-
|'''9 May'''
|style='text-align:left'|Amended to ply Tiong Bahru Rd and Tanglin Rd.
|-
|rowspan=2|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Ulu Pandan Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=12|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=3|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|{{TBC}}
|style='text-align:left'|Amended to ply Kallang Bahru, skipping Serangoon Rd/Bendemeer Rd.
|-
|Sims Pl ↔ Ulu Pandan
|'''13 December'''
|style='text-align:left'|Extended to Sims Pl Ter.
|-
|rowspan=6|Sims Pl ↺ Shenton Way
|'''1977'''
|'''17 October'''
|style='text-align:left'|Shortened to loop at Shenton Way from Sims Pl Ter with the introduction of Service 188.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Keppel Rd and Anson Rd, skipping Parsi Rd.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|'''1982'''
|'''22 May'''
|style='text-align:left'|Amended to ply Aljunied Rd, MacPherson Rd, Bendemeer Rd and Geylang Bahru towards Shenton Way, skipping Jln Kolam Ayer and amended to ply Bendemeer Rd, Whampoa North, Serangoon Rd, MacPherson Rd and Aljunied Rd towards Sims Pl Ter.
|-
|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|'''1989'''
|'''11 June'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=7|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Eunos ↺ Airport Rd
|rowspan=2|'''1989'''
|'''5 November'''
|style='text-align:left'|Introduced between Eunos Ter and Airport Rd (Loop).
|-
|'''10 December'''
|style='text-align:left'|Amended to Eunos Int.
|-
|'''1993'''
|'''23 May'''
|style='text-align:left'|Converted to a day service on weekdays and Saturdays under TransitLink Network Integration Exercise Phase 13.
|-
|rowspan=4|{{Bus/D|94|note=Eunos ↺ Airport Rd}}{{Bus/D|94A|note=Eunos → Airport Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|94A|note=Introduced from Eunos Int to Airport Rd (RSAF Paya Lebar) during morning peak hours on weekdays and Saturdays.}}
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Defu Lane 12 along Airport Rd.
|-
|'''24 September'''
|style='text-align:left'|Skips removed bus stop outside KB Warehouse Cplx along Airport Rd.
|-
|'''2010'''
|'''28 June'''
|style='text-align:left'|{{DWAB}}
|}

==Service 95==
===1st Generation (1971 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{UBC}}
|rowspan=4|Paya Lebar Airport ↺ Havelock Rd
|'''1971'''
|'''22 April'''
|style='text-align:left'|Introduced between Paya Lebar Airport Ter and Havelock Rd (Loop).
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=2|'''1973'''
|'''11 March'''
|style='text-align:left'|Amended to ply Hoot Kiam Rd towards Jln Ang Teng Ter with the conversion of Irwell Bank Rd to one-way traffic.
|-
|rowspan=10|{{SBS}}
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|rowspan=4|Paya Lebar Airport ↔ Ulu Pandan
|'''1974'''
|'''3 February'''
|style='text-align:left'|Extended to Ulu Pandan Ter and amended to Lor 4 Toa Payoh, Toa Payoh Ctrl and Lor 2 Toa Payoh under 1974 Bus Rationalisation.
|-
|'''1976'''
|'''1 October'''
|style='text-align:left'|Amended to Jln Ang Teng Ter.
|-
|'''1977'''
|'''19 June'''
|style='text-align:left'|Amended to ply Paterson Rd, Orchard Blvd and Grange Rd towards Ulu Pandan Ter with the full conversion of Orchard Rd to one-way traffic.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Thomson Flyover towards Ulu Pandan Ter, skipping Thomson Rd and a portion of Whitley Rd.
|-
|Paya Lebar Airport ↔ Clementi
|rowspan=2|'''1981'''
|'''15 June'''
|style='text-align:left'|Extended to Clementi Int.
|-
|rowspan=4|Clementi ↺ Airport Rd
|'''30 June'''
|style='text-align:left'|Amended to loop at Airport Rd with the closure of Jln Ang Teng Ter.
|-
|'''1986'''
|'''16 November'''
|style='text-align:left'|Serves new staggered bus stop outside Thong Teck Bldg along Scotts Rd, skipping the bus stop outside Metro Orchard.
|-
|rowspan=2|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''13 March'''
|style='text-align:left'|Discontinued with the introduction of Service 105.
|}

===2nd Generation (since 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Buona Vista ↺ Lower Kent Ridge Rd
|'''1990'''
|'''15 January'''
|style='text-align:left'|Introduced between Buona Vista Ter and Lower Kent Ridge Rd (Loop), operating on weekdays and Saturdays only.
|-
|'''1993'''
|'''23 May'''
|style='text-align:left'|Amended to ply Holland Dr, Holland Ave and Commonwealth Ave towards Lower Kent Ridge Rd.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|Extended to operate on Sundays and Public Holidays.
|-
|Buona Vista ↺ Kent Ridge
|rowspan=2|'''2001'''
|'''23 July'''
|style='text-align:left'|Extended to loop at Kent Ridge Ter.
|-
|{{Bus/D|95|note=Buona Vista ↺ Kent Ridge}}{{Bus/D|95A|PAST|note=Buona Vista → Lower Kent Ridge Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|95A|PAST|note=Introduced from Buona Vista Ter to Lower Kent Ridge Rd (NUH) during morning peak hours on weekdays.}}
|-
|{{Bus/D|95|note=Buona Vista ↺ Kent Ridge}}{{Bus/D|95A|PAST|note=Buona Vista → Lower Kent Ridge Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|95B|note=Introduced from Kent Ridge Ter to Nth Buona Vista Rd (Buona Vista Stn) during evening peak hours on weekdays.}}
|-
|{{Bus/D|95|note=Buona Vista ↺ Kent Ridge}}{{Bus/D|95A|PAST|note=Buona Vista → Lower Kent Ridge Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}{{Bus/D|95C|PAST|note=Buona Vista → Lower Kent Ridge Rd}}
|'''2005'''
|'''26 September'''
|style='text-align:left'|{{Bus/D|95C|PAST|note=Introduced from Buona Vista Ter to Lower Kent Ridge Rd (Kent Ridge Hall) during morning peak hours on weekdays.}}
|-
|rowspan=5|{{Bus/D|95|note=Kent Ridge ↺ Holland Rd}}{{Bus/D|95A|PAST|note=North Buona Vista Rd → Lower Kent Ridge Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}{{Bus/D|95C|PAST|note=North Buona Vista Rd → Lower Kent Ridge Rd}}{{Bus/D|95D|PAST|note=Kent Ridge → Holland Rd}}
|rowspan=4|'''2006'''
|rowspan=4|'''17 December'''
|style='text-align:left'|Amended to start from Kent Ridge Ter and loop at Holland Dr.
|-
|style='text-align:left'|{{Bus/D|95A|PAST|note=Shortened to start from Nth Buona Vista Rd (Opp Buona Vista Stn) with the route amendment of Service 95.}}
|-
|style='text-align:left'|{{Bus/D|95C|PAST|note=Shortened to start from Nth Buona Vista Rd (Opp Buona Vista Stn) with the route amendment of Service 95.}}
|-
|style='text-align:left'|{{Bus/D|95D|PAST|note=Introduced from Kent Ridge Ter to Holland Rd (Holland Village) during peak hours on weekdays and after the last bus of Service 95 daily.}}
|-
|rowspan=3|'''2010'''
|'''18 October'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{Bus/D|95|note=Kent Ridge ↺ Holland Rd}}{{Bus/D|95A|PAST|note=North Buona Vista Rd → Lower Kent Ridge Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}
|rowspan=2 {{TBC}}
|style='text-align:left'|{{Bus/D|95C|PAST|note=Discontinued.}}
|-
|style='text-align:left'|{{Bus/D|95D|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2011'''
|'''29 May'''
|style='text-align:left'|Serves new pair of bus stops outside Kent Ridge Stn along Lower Kent Ridge Rd.
|-
|rowspan=3|{{Bus/D|95|note=Kent Ridge ↺ Holland Rd}}{{Bus/D|95B|note=Kent Ridge → North Buona Vista Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|95A|PAST|note=Discontinued.}}
|-
|'''2013'''
|'''13 October'''
|style='text-align:left'|Serves relocated bus stop opposite Blk 21 along Holland Dr with the abolition of the bus stop outside Blk 17 along Nth Buona Vista Rd.
|}

==Service 96==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=6|Clementi ↺ Kent Ridge Cres
|'''1982'''
|'''16 August'''
|style='text-align:left'|Introduced between Clementi Int and Kent Ridge Cres (Loop), operating on Weekdays and Saturdays only.
|-
|'''1986'''
|'''1 June'''
|style='text-align:left'|Skips removed bus stop before Ayer Rajah Rd along Clementi Rd.
|-
|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''1990'''
|'''2 July'''
|style='text-align:left'|Extended to operate on Sundays and Public Holidays.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|First bus brought forward to 0700 hrs on Sundays and Public Holidays.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 2300 hrs on Sundays and Public Holidays.
|-
|rowspan=3|{{Bus/D|96|note=Clementi ↺ Kent Ridge Cres}}{{Bus/D|96A|note=Clementi → Kent Ridge Cres}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|96A|note=Introduced from Clementi Int to Kent Ridge Cres (NUS Raffles Hall) during morning peak hours on weekdays.}}
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|96|note=First bus brought forward to 0645 hrs on weekdays.}}
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|rowspan=4|{{Bus/D|96|note=Clementi ↺ Kent Ridge Cres}}{{Bus/D|96A|note=Clementi → Kent Ridge Cres}}{{Bus/D|96B|note=Clementi → Kent Ridge Cres → Commonwealth Ave West}}
|'''2007'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|96B|note=Introduced from Clementi Temp Int to Commonwealth Ave West (Clementi Stn) during evening peak hours on weekdays.}}
|-
|'''2011'''
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''2012'''
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|{{Bus/D|96|note=Clementi ↺ Kent Ridge Cres}}{{Bus/D|96A|note=Clementi → Kent Ridge Cres}}{{Bus/D|96B|note=Kent Ridge Cres → Commonwealth Ave West}}
|'''2021'''
|'''2 August'''
|style='text-align:left'|{{Bus/D|96B|note=Shortened to start from Kent Ridge Cres (NUS Fac of Design & Env).}}
|}

==Service 97==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=28|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Jurong East ↺ Connaught Dr
|rowspan=2|'''1983'''
|'''29 August'''
|style='text-align:left'|Introduced between Jurong East Ter and Connaught Dr (Loop) as a peak hour service on weekdays and Saturdays.
|-
|rowspan=5|Jurong East ↔ Hougang
|'''18 December'''
|style='text-align:left'|Integrated with Service 86, extended to Hougang Int and converted to full day service.
|-
|'''1985'''
|'''30 June'''
|style='text-align:left'|Amended to Jurong East Int.
|-
|rowspan=3|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|'''6 June'''
|style='text-align:left'|First bus from Hougang Int brought forward to 0545 hrs on Sundays and Public Holidays.
|-
|'''18 December'''
|style='text-align:left'|Integrated with Service 79 and amended to ply AYE and Alexandra Rd, skipping Clementi Rd and Pasir Panjang Rd.
|-
|Jurong East ↔ Hougang South
|rowspan=2|'''1994'''
|'''17 December'''
|style='text-align:left'|Hougang Int renamed to Hougang Sth Int.
|-
|rowspan=6|Jurong East ↔ Hougang Ctrl
|'''18 December'''
|style='text-align:left'|Extended to Hougang Ctrl Int.
|-
|'''1997'''
|'''24 August'''
|style='text-align:left'|Amended to ply Hougang Ave 10 & Hougang Ctrl, skipping Hougang Ave 4.
|-
|'''1998'''
|'''24 May'''
|style='text-align:left'|Amended to Hougang Ctrl Temp Int.
|-
|rowspan=3|'''1999'''
|rowspan=4 {{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|style='text-align:left'|Last bus from Jurong East Int extended to 2345 hrs daily.
|-
|style='text-align:left'|Serves additional bus stop outside Blk 512 along Hougang Ave 10.
|-
|rowspan=4|{{Bus/D|97|note=Jurong East ↔ Hougang Ctrl}}{{Bus/D|97A|PAST|note=Jurong East → Fullerton Rd}}
|'''2000'''
|style='text-align:left'|{{Bus/D|97A|PAST|note=Introduced from Jurong East Int to Fullerton Rd (Fullerton Sq) during morning peak hours on weekdays.}}
|-
|'''2001'''
|'''20 May'''
|style='text-align:left'|Amended back to Hougang Ctrl Int.
|-
|'''2002'''
|rowspan=2 {{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=3|'''2003'''
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|rowspan=3|{{Bus/D|97|note=Jurong East ↺ Temasek Ave}}{{Bus/D|97A|PAST|note=Jurong East → Raffles Ave}}
|rowspan=2|'''27 July'''
|style='text-align:left'|Shortened to loop at Temasek Ave from Jurong East Int under North East Line Rationalisation Phase 2.
|-
|style='text-align:left'|{{Bus/D|97A|PAST|note=Extended to terminate at Raffles Ave (Opp Marina Sq), operating after the last bus of Service 97 daily.}}
|-
|'''2005'''
|'''12 June'''
|style='text-align:left'|Serves new bus stop outside Science Pk along AYE.
|-
|rowspan=3|{{Bus/D|97|note=Jurong East ↺ Temasek Ave}}{{Bus/D|97A|PAST|note=Jurong East → Raffles Ave}}{{Bus/D|97B|PAST|note=Jurong East → Telok Blangah Rd}}
|rowspan=2|'''2006'''
|'''11 September'''
|style='text-align:left'|{{Bus/D|97B|PAST|note=Introduced from Jurong East Int to Telok Blangah Rd (HarbourFront Stn) during morning peak hours on weekdays.}}
|-
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|rowspan=9|Jurong East ↔ Marina Ctr
|rowspan=2|'''2010'''
|rowspan=2|'''26 April'''
|style='text-align:left'|Amended to Marina Ctr Ter via Bayfront, skipping Collyer Quay/Fullerton Rd and Esplanade Dr.
|-
|style='text-align:left'|{{Bus/D|97A|PAST|note=Discontinued.}}{{Bus/D|97B|PAST|note=Discontinued.}}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2012'''
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''1 December'''
|style='text-align:left'|Serves new bus stop outside Downtown Stn along Central Blvd.
|-
|rowspan=5|{{TTS}} '''(Current)'''
|'''2016'''
|'''12 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and amended to ply Jurong East St 12, skipping Jurong Gateway Rd, Jurong East Ctrl and Jurong Town Hall Rd.
|-
|'''2021'''
|'''27 February'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter.
|-
|'''2024'''
|'''28 January'''
|style='text-align:left'|Serves relocated bus stop after Clementi Swim Cplx along AYE.
|-
|Tengah ↔ Marina Ctr
|'''2026'''
|'''8 March'''
|style='text-align:left'|Extended to Tengah Int from Jurong East Temp Int under LTA's Bus Connectivity Enhancement Programme (BCEP).
|}

==Service 98==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=14|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Jurong ↺ Jurong East Ctrl
|'''1984'''
|'''1 January'''
|style='text-align:left'|Introduced between Jurong Int and Jurong East Ctrl (Loop).
|-
|Jurong East ↺ Jurong
|'''1985'''
|'''30 June'''
|style='text-align:left'|Amended to start from Jurong East Int and loop at Jurong Int.
|-
|Jurong East ↺ Corporation Rd
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to loop at Jln Ahmad Ibrahim from Jurong East Int.
|-
|rowspan=2|Jurong East ↺ Jurong Pier Rd
|'''1991'''
|'''20 January'''
|style='text-align:left'|Integrated with Service 247, amended to ply Jurong West St 51 and Boon Lay Way and extended to loop at Jurong Pier Rd under TransitLink Network Integration Exercise Phase 2.
|-
|'''1995'''
|'''15 January'''
|style='text-align:left'|Alternate trips introduced during off peak hours daily, looping at Corporation Rd.
|-
|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Rd}}{{Bus/D|98A|PAST|note=Jurong East ↺ Corporation Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|Alternate trips during off peak hours re-numbered 98A.
|-
|rowspan=2|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Way}}{{Bus/D|98A|PAST|note=Jurong East ↺ Corporation Rd}}
|'''2003'''
|{{TBC}}
|style='text-align:left'|Amended to loop at Jurong Pier Way from Jurong East Int.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|Skipped removed bus stops outside Jurong Power Stn and after Jurong Pier Way along Jurong Pier Rd.
|-
|Jurong East ↺ Jurong Pier Way
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|98A|PAST|note=Renumbered Service 98M.}}
|-
|rowspan=2|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Way}}{{Bus/D|98A|note=Boon Lay Way → Corporation Rd}}
|rowspan=2|'''2011'''
|'''3 May'''
|style='text-align:left'|{{Bus/D|98A|note=Introduced from Boon Lay Way (Lakeside Stn) to Corporation Rd (Corporation Pl) during evening peak hours on weekdays.}}
|-
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=2|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Way}}{{Bus/D|98A|note=Boon Lay Way → Corporation Rd}}{{Bus/D|98B|note=Boon Lay Way → Jurong Pier Way}}
|rowspan=2|'''2012'''
|'''16 April'''
|style='text-align:left'|{{Bus/D|98B|note=Introduced from Boon Lay Way (Lakeside Stn) to Jurong Pier Way (Jurong Island Checkpt) during morning peak hours on weekdays.}}
|-
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=3|{{Bus/D|98|note=Jurong East ↺ Jurong Pier Way}}{{Bus/D|98A|note=Boon Lay Way → Corporation Rd}}{{Bus/D|98B|note=Jurong West Ave 1 → Jurong Pier Way}}
|'''2013'''
|'''2 January'''
|style='text-align:left'|{{Bus/D|98B|note=Extended to start from Jurong West Ave 1 (Blk 490).}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 98M==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}}
|rowspan=5|Jurong East ↺ Corporation Rd
|'''2008'''
|'''28 January'''
|style='text-align:left'|Converted from Short-Trip 98A as a service between Jurong East Int and Jln Ahmad Ibrahim (Loop) as an alternate route of Service 98 during off peak hours daily.
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2012'''
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 99==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=12|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Jurong East ↺ Boon Lay Dr
|rowspan=2|'''1985'''
|'''16 June'''
|style='text-align:left'|Introduced between Jurong East Ter and Boon Lay Dr (Loop).
|-
|'''30 June'''
|style='text-align:left'|Amended to Jurong East Int.
|-
|rowspan=9|Clementi ↺ Jurong West St 91
|rowspan=2|'''1988'''
|'''13 March'''
|style='text-align:left'|Extended to start from Clementi Int and extended to loop at Jurong West St 91.
|-
|'''24 April'''
|style='text-align:left'|Serves new pair of bus stops before and after Upp Jurong Rd along Pioneer Rd Nth.
|-
|'''1989'''
|{{TBC}}
|style='text-align:left'|Amended to ply Boon Lay Ave (towards Jurong West St 91), skipping Boon Lay Dr, Boon Lay Way and Jln Boon Lay.
|-
|'''1991'''
|'''19 May'''
|style='text-align:left'|Amended to ply Jurong West Ave 5 and Jurong West St 72, skipping Pioneer Rd Nth.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Blk 673C along Jurong West Ave 4.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|'''2007'''
|'''15 July'''
|style='text-align:left'|Serves new bus stop outside Blk 207 along Boon Lay Pl.
|-
|rowspan=2|'''2011'''
|'''27 June'''
|style='text-align:left'|{{DWAB}}<ref>[//web.archive.org/web/20110626135035/http://www.sbstransit.com.sg/download/8th_wave_270611.pdf "From Monday, 27 June 2011 Nine more Wheelchair Accessible Bus Services will be launched"] SBS Transit, 9 June 2011. Archived 26 June 2011.</ref>
|-
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|Clementi ↔ Joo Koon
|'''2015'''
|'''21 November'''
|style='text-align:left'|Extended to Joo Koon Integrated Transport Hub, skipping Jurong West St 92.<ref>[//www.sbstransit.com.sg/news/bus-services-from-the-new-joo-koon-bus-interchange "Bus services from the new Joo Koon Bus Interchange"] SBS Transit, 21 October 2015</ref>
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:Tower Transit Singapore]]

History of Services 20 - 29

2026-04-19T09:24:02Z

Singapore Buses: /* Service 27 */

==Service 20==
===1st Generation (1971 - 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{SGTC}}
|rowspan=2|Fidelio St ↔ Commonwealth Ave
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Fidelio St Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
|-
|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|rowspan=14|{{SBS}}
|rowspan=5|Chai Chee ↔ Commonwealth Ave
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Amended to Chai Chee Ter.
|-
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply the extended Robinson Rd, skipping Market St.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Chai Chee Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''1976'''
|'''15 February'''
|style='text-align:left'|Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
|-
|rowspan=6|Chai Chee ↔ Ghim Moh
|rowspan=2|'''1977'''
|'''7 March'''
|style='text-align:left'|Extended to Ghim Moh Ter.
|-
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension.
|-
|'''1978'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Sultan, skipping Sumbawa Rd.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Ghim Moh Ter, skipping Parsi Rd and Anson Rd.
|-
|'''14 October'''
|style='text-align:left'|Amended to ply Sims Ave East towards Chai Chee Ter with the conversion of Changi Rd to one-way traffic.
|-
|'''1981'''
|'''11 October'''
|style='text-align:left'|Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|rowspan=3|Bedok ↔ Ghim Moh
|'''1985'''
|'''8 September'''
|style='text-align:left'|Extended to Bedok Int with the closure of Chai Chee Ter.
|-
|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|'''1989'''
|'''5 November'''
|style='text-align:left'|Integrated with Service 100 and discontinued.
|}

===2nd Generation (1994 - 2000)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|rowspan=3|Sims Pl ↺ St. Wilfred Rd
|'''1994'''
|'''17 October'''
|style='text-align:left'|Introduced between Sims Pl Ter and St. Wilfred Rd (Loop).
|-
|'''1995'''
|{{TBC}}
|style='text-align:left'|Skips the bus stop outside Kallang Stn along Sims Ave.
|-
|'''2000'''
|'''27 November'''
|style='text-align:left'|Integrated with Service 125 and discontinued.
|}

===3rd Generation (since 2013)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=7|{{SBST}} '''(Current)'''
|rowspan=6|Tampines ↺ Changi Business Park Ctrl 2
|rowspan=2|'''2013'''
|'''9 June'''
|style='text-align:left'|Introduced between Tampines Int and Changi Business Pk Ctrl 2 (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0600 hrs and 2330 hrs daily.<ref>[//www.sbstransit.com.sg/news/new-services-20-and-141-from-9-june-2013 "New Services 20 and 141 from 9 June 2013"] SBS Transit, 28 May 2013.</ref>
|-
|'''30 September'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-rolls-out-five-new-wheelchair-accessible-bus-services "SBS Transit Rolls Out Five New Wheelchair Accessible Bus Services"] SBS Transit, 24 September 2013.</ref>
|-
|'''2015'''
|'''20 December'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Changi City Pt along Changi South Ave 2.
|-
|'''2017'''
|'''21 October'''
|style='text-align:left'|Amended to ply Somapah Rd and Changi Sth Ave 1, skipping Upp Changi Rd East and Xilin Ave.
|-
|'''2018'''
|'''10 June'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite The Eightrium along Changi Sth Ave 1.
|-
|'''2021'''
|'''26 December'''
|style='text-align:left'|Serves new bus stop after Changi Business Park Crescent along Changi Business Pk Vista.
|-
|{{Bus/D|20|note=Tampines ↺ Changi Business Park Ctrl 2}}{{Bus/D|20A|note=Simei St 1 → Changi South Ave 1}}
|'''2024'''
|'''27 May'''
|style='text-align:left'|{{Bus/D|20A|note=Introduced from Simei St 1 (Blk 148) to Changi Sth Ave 1 (Expo Stn Exit B) during morning peak hours on Weekdays. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/introduction-of-services-20a-39a-and-39b "Introduction of Services 20A, 39A and 39B"] SBS Transit, 20 May 2024.</ref>}}
|}

==Service 21==
===1st Generation (1971 - 1981)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{ABC}}
|Fidelio St ↔ Delta
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Fidelio St Ter and Delta Circus Ter under 1971 Bus Reorganisation.
|-
|rowspan=2|Fidelio St ↔ Commonwealth Ave
|'''25 April'''
|style='text-align:left'|Extended to Commonwealth Ave Ter.
|-
|rowspan=3|'''1973'''
|'''11 March'''
|style='text-align:left'|Amended to ply Zion Rd towards Commonwealth Ave Ter with the partial conversion of Kim Seng Rd to one-way traffic.
|-
|rowspan=7|{{SBS}}
|rowspan=7|Chai Chee ↔ Commonwealth Ave
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Amended to Chai Chee Ter.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply Tiong Bahru Rd and the extended Zion Rd towards Commonwealth Ave Ter with the partial conversion of Kim Seng Rd and Outram Rd to one-way traffic.
|-
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave and Lor 1 Geylang towards Chai Chee Ter with the conversion of Geylang Rd to one-way traffic.
|-
|rowspan=2|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''1981'''
|'''15 November'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=15|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Pasir Ris ↔ Lor 1 Geylang
|'''1992'''
|'''29 November'''
|style='text-align:left'|Introduced between Pasir Ris Int and Lor 1 Geylang Ter under TransitLink Network Integration Exercise Phase 10.
|-
|rowspan=9|Pasir Ris ↔ Saint Michael’s
|'''1993'''
|'''23 May'''
|style='text-align:left'|Integrated with Service 4 and extended to St. Michael’s Ter under TransitLink Network Integration Exercise Phase 13.
|-
|'''1995'''
|{{TBC}}
|style='text-align:left'|Skips the bus stop outside Kallang Stn along Sims Ave.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite The Clearwater Condo along Bedok Reservoir Rd.
|-
|'''2001'''
|'''18 February'''
|style='text-align:left'|Serves new staggered bus stop outside Novena Stn along Thomson Rd, skipping the bus stop outside Novena Ch.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops opposite and between Blks 731 and 734 along Bedok Reservoir Rd.
|-
|'''2003'''
|'''21 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd, Jln Besar, Kitchener Rd and Serangoon Rd under North East Line Rationalisation Phase 1.
|-
|rowspan=2|'''2004'''
|'''27 April'''
|style='text-align:left'|Amended to ply Geylang Rd, Kallang Rd and Sims Ave towards St. Michael’s Ter with the temporary conversion of Lor 1 Geylang to one-way traffic.
|-
|'''6 December'''
|style='text-align:left'|Amended to ply the reinstated Lor 1 Geylang towards St. Michael’s Ter, skipping Geylang Rd, Kallang Rd and Sims Ave.
|-
|'''2006'''
|'''26 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=5|{{Bus/D|21|note=Pasir Ris ↔ Saint Michael’s}}{{Bus/D|21A|note=Geylang Rd → Kitchener Rd}}
|'''2014'''
|'''25 May'''
|style='text-align:left'|{{Bus/D|21A|note=Introduced from Geylang Rd (Bef Lor 18 Geylang) to Kitchener Rd (Bef Tai Hoe Hotel) on Sundays and Public Holidays. {{LWAB}}}}
|-
|'''2016'''
|'''24 April'''
|style='text-align:left'|Amended to ply Jln Tenteram in both directions.<ref>[//www.sbstransit.com.sg/news/route-extension-for-service-386-and-amendments-for-services-117-and-21 "Route extension for Service 386 and amendments for Services 117 and 21"] SBS Transit, 11 April 2016</ref>
|-
|'''2022'''
|'''30 October'''
|style='text-align:left'|Temporarily amended to ply Pasir Ris St 11 and Pasir Ris St 12 with the partial closure of Pasir Ris Dr 1 to facilitate the construction of Pasir Ris East station on the Cross Island Line.
|-
|rowspan=2|'''2025'''
|'''27 April'''
|style='text-align:left'|Amended to Pasir Ris Integrated Transport Hub.
|-
|'''26 October'''
|style='text-align:left'|To serve a new pair of bus stops in front of and opposite Blk 961A along Bedok Reservoir Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Bus%20Services%20to%20Call%20at%20New%20Bus%20Stops%20along%20Bedok%20Reservoir%20Road.pdf "Bus Services to Call at New Bus Stops along Bedok Reservoir Road"] SBS Transit, 21 October 2025.</ref>
|}

==Service 21X==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBST}}
|rowspan=2|St. Michael's ↺ Thomson Rd
|rowspan=2|'''2025'''
|'''28 April'''
|style='text-align:left'|Introduced between St. Michael's Ter and Thomson Rd (Loop) under the LTA's Bus Connectivity Enhancement Programme (BCEP), operating between 0630 hrs – 1000 hrs and 1615 hrs – 1945 hrs on Weekdays. {{LWAB}}<ref>[https://www.sbstransit.com.sg/news/introduction-of-service-21x "Supplementary Bus Service From Monday, 28 April 2025"] SBS Transit, 7 April 2025</ref>
|-
|'''24 November'''
|style='text-align:left'|Renumbered to Service 456 and serves an additional bus stop opposite Block 104 along Balestier Rd.
|}

==Service 22==
===1st Generation (1971 - 1984)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABC}}
|Fidelio St ↔ Labrador
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Fidelio St Ter and Alexandra Rd Ter.
|-
|Fidelio St ↔ Tg Berlayer
|'''1972'''
|{{TBC}}
|style='text-align:left'|Extended to Tg Berlayer Ter.
|-
|rowspan=7|{{SBS}}
|rowspan=7|Chai Chee ↔ Tg Berlayer
|rowspan=2|'''1973'''
|rowspan=2|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|style='text-align:left'|Amended to Chai Chee Ter.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Amended to skip Fidelio St under 1974 Bus Rationalisation.
|-
|rowspan=2|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''2 March'''
|style='text-align:left'|Amended to ply Sims Ave towards Chai Chee Ter with the conversion of Geylang Rd to one-way traffic.
|-
|'''1979'''
|'''14 October'''
|style='text-align:left'|Amended to ply Sims Ave East towards Chai Chee Ter with the conversion of Changi Rd to one-way traffic.
|-
|'''1984'''
|'''22 April'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=12|Ang Mo Kio ↔ Tampines
|'''1988'''
|'''24 January'''
|style='text-align:left'|Introduced between Ang Mo Kio Int and Tampines Int.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite The Clearwater Condo along Bedok Reservoir Rd.
|-
|rowspan=3|'''2002'''
|rowspan=2|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|style='text-align:left'|First bus from Ang Mo Kio Temp Int revised to 0530 hrs on weekdays and Saturdays.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops opposite and between Blks 731 and 734 along Bedok Reservoir Rd.
|-
|rowspan=2|'''2003'''
|'''21 June'''
|style='text-align:left'|Amended to ply Serangoon Ctrl and Upp Serangoon Rd under North East Line Rationalisation Phase 1.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Serangoon Stn along Serangoon Ctrl.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|rowspan=2|'''2017'''
|rowspan=2|'''12 February'''
|style='text-align:left'|Serves new pair of bus stops before and after Ubi Rd 3 along Ubi Ave 2.
|-
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Our Tampines Hub along Tampines Ave 5.
|-
|Ang Mo Kio ↔ Eunos
|'''2021'''
|'''12 December'''
|style='text-align:left'|Shortened to Eunos Int under Downtown Line 3 Rationalisation.
|}

==Service 23==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=14|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Tampines ↺ Orchard Rd
|'''1983'''
|'''20 February'''
|style='text-align:left'|Introduced between Tampines Ter and Orchard Rd (Loop).
|-
|'''1987'''
|'''29 November'''
|style='text-align:left'|Amended to Tampines Int.
|-
|'''1988'''
|'''23 October'''
|style='text-align:left'|Skips a pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
|-
|rowspan=4|Tampines ↺ Rochor Canal Rd
|'''1991'''
|'''6 January'''
|style='text-align:left'|Shortened to loop at Rochor Canal Rd under TransitLink Network Integration Exercise Phase 1.
|-
|'''1995'''
|'''18 September'''
|style='text-align:left'|Amended to ply Tampines Ave 1, Tampines Ave 10 and Bedok Nth Rd with the opening of Temasek Polytechnic.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Tropica Condo along Tampines Ave 1.
|-
|rowspan=2|{{Bus/D|23|note=Tampines ↺ Rochor Canal Rd}}{{Bus/D|23A|PAST|note=Tampines → Tampines Ave 1}}
|'''2006'''
|'''28 August'''
|style='text-align:left'|{{Bus/D|23A|PAST|note=Introduced from Tampines Int to Tampines Ave 1 (Temasek Poly West G) during morning peak hours on weekdays.}}
|-
|'''2007'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Kallang Basin Swim Cplx and after Infineon along Jln Kolam Ayer.
|-
|rowspan=5|Tampines ↺ Rochor Canal Rd
|'''2010'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|23A|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2017'''
|'''21 August'''
|style='text-align:left'|{{DWAB}}
|-
|'''21 October'''
|style='text-align:left'|Serves new bus stop outside Bedok Nth Stn along Bedok Nth Rd.
|-
|rowspan=2|'''2022'''
|'''3 April'''
|style='text-align:left'|Serves additional bus stop outside Jln Besar Stn Exit A along Jln Besar.
|-
|'''27 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite HomeTeamNS Bedok along Bedok Nth Rd.
|}

==Service 24==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Ang Mo Kio ↺ Changi Airport
|'''1983'''
|'''25 June'''
|style='text-align:left'|Introduced between Ang Mo Kio Int and Changi Airport PTB (Loop) with the merger of SBS Services 392, 394 and SSB Service 727 under Changi Airport Bus Plan 1983.
|-
|'''1986'''
|'''6 July'''
|style='text-align:left'|Serves the bus stop outside Blk 416 along Sims Ave, skipping the bus stop outside Blk 414.
|-
|'''1990'''
|'''13 October'''
|style='text-align:left'|Amended to serve Changi Airport PTB 2.
|-
|rowspan=2|Ang Mo Kio ↔ Changi Airport
|'''1996'''
|{{TBC}}
|style='text-align:left'|Converted to bi-directional service between Ang Mo Kio Int and Changi Airport PTB 1.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite SATS Flight Kitchen along Airport Blvd.
|-
|rowspan=3|{{Bus/D|24|note=Ang Mo Kio ↔ Changi Airport}}{{Bus/D|24A|PAST|note=Ang Mo Kio → New Upp Changi Rd}}
|rowspan=2|'''2002'''
|'''24 February'''
|style='text-align:left'|{{Bus/D|24A|PAST|note=Introduced as a full day short-trip service from Ang Mo Kio Int to New Upp Changi Rd (Tanah Merah Stn), operating as alternate trips of Service 24.}}
|-
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|'''2003'''
|'''16 March'''
|style='text-align:left'|Amended to ply Eunos Ave 5 and Eunos Rd 8 with the partial closure of Paya Lebar Rd to facilitate the construction of Paya Lebar station on the Circle Line.
|-
|rowspan=5|Ang Mo Kio ↔ Changi Airport
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|24A|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|'''11 November'''
|style='text-align:left'|Amended to serve Changi Airport PTB 3.
|-
|'''2009'''
|'''23 August'''
|style='text-align:left'|Amended to ply the reinstated Paya Lebar Rd, skipping Eunos Ave 5 and Eunos Rd 8.
|-
|'''2010'''
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=4|Ang Mo Kio ↺ Changi Airport
|'''2012'''
|'''9 January'''
|style='text-align:left'|Converted to loop service between Ang Mo Kio Int and Changi Airport PTB 2.
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|'''2017'''
|'''22 October'''
|style='text-align:left'|Amended to serve Changi Airport PTB4.
|-
|'''2018'''
|'''8 April'''
|style='text-align:left'|Serves new pair of bus stops after Somapah Rd and before Simei Rd along Upp Changi Rd East.
|}

==Service 25==
{| class="wikitable" style='text-align:center'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=6|Ang Mo Kio ↔ Bedok
|'''1979'''
|'''28 October'''
|style='text-align:left'|Introduced between Ang Mo Kio Ave 3 Ter and Bedok Int.
|-
|'''1980'''
|'''1 June'''
|style='text-align:left'|Amended to ply Boundary Rd and Upp Paya Lebar Rd, skipping Lor Chuan, Braddell Rd and Bartley Rd.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''1985'''
|'''7 July'''
|style='text-align:left'|Amended to ply Ang Mo Kio Ave 3, Hougang Ave 2, Hougang Ave 3, Eunos Lk and Jln Eunos, skipping Ang Mo Kio Ave 8, Ang Mo Kio Ave 1, Boundary Rd, Upp Paya Lebar Rd and Paya Lebar Rd.
|-
|'''1994'''
|rowspan=2 {{TBC}}
|style='text-align:left'|First bus from Ang Mo Kio Int brought forward to 0530 hrs on Sundays and Public Holidays.
|-
|rowspan=3|{{Bus/D|25|note=Ang Mo Kio ↔ Bedok}}{{Bus/D|25A|PAST|note=Ang Mo Kio → Hougang Ave 3}}
|'''2000'''
|style='text-align:left'|{{Bus/D|25A|PAST|note=Introduced from Ang Mo Kio Int to Hougang Ave 3 (Aft Kim Chuan Rd) during morning peak hours on weekdays.}}
|-
|rowspan=2|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|rowspan=2 {{TBC}}
|style='text-align:left'|{{Bus/D|25|note=First bus from Bedok Int brought forward to 0515 hrs on weekdays and Saturdays, and 0530 hrs on Sundays and Public Holidays.}}
|-
|rowspan=6|Ang Mo Kio ↔ Bedok
|'''2003'''
|style='text-align:left'|{{Bus/D|25A|PAST|note=Discontinued.}}
|-
|'''2005'''
|'''19 February'''
|style='text-align:left'|Serves additional pair of bus stops outside Jubilee and opposite Blk 710 along Ang Mo Kio Ave 8.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|'''2011'''
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|'''2012'''
|'''26 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2014'''
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|rowspan=2|Ang Mo Kio ↔ Upp East Coast
|'''2017'''
|'''9 April'''
|style='text-align:left'|Extended to Upp East Coast Ter, skipping Bedok Int.
|-
|'''2025'''
|'''31 August'''
|style='text-align:left'|Skips bus stop outside Kew Green Condo along Upp East Coast Rd.<ref>[//web.archive.org/web/20250831103334/https://www.sbstransit.com.sg/news/bus-services-to-skip-bus-stop-along-upper-east-coast-road-from-sunday-31-august-2025 "Bus services to skip bus stop along Upper East Coast Road from Sunday, 31 August 2025"] SBS Transit (29 August 2025). Archived 31 August 2025.</ref>
|}

==Service 26==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=18|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Bedok ↺ Geylang Bahru
|'''1981'''
|'''12 July'''
|style='text-align:left'|Introduced between Bedok Int and Geylang Bahru (Loop).
|-
|'''1986'''
|'''21 July'''
|style='text-align:left'|Last bus extended to 2330 hrs daily.
|-
|rowspan=16|Bedok ↔ Toa Payoh
|rowspan=2|'''1989'''
|'''27 August'''
|style='text-align:left'|Integrated with Service 148 and extended to Toa Payoh Int.
|-
|'''19 November'''
|style='text-align:left'|Serves new bus stop outside Kallang Stn along Sims Ave.
|-
|rowspan=2|'''1994'''
|'''5 March'''
|style='text-align:left'|Amended to ply Kim Keat Link and Lor 6 Toa Payoh towards Toa Payoh Int.
|-
|'''11 July'''
|style='text-align:left'|Amended to ply Jln Kolam Ayer, Bendemeer Rd, Whampoa Nth and Serangoon Rd.
|-
|'''1995'''
|{{TBC}}
|style='text-align:left'|Skips the bus stop outside Kallang Stn along Sims Ave.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|'''2003'''
|'''4 May'''
|style='text-align:left'|Amended to ply Geylang Bahru, Bendemeer Rd, Whampoa East and Serangoon Rd, skipping Jln Kolam Ayer and Whampoa Nth.
|-
|rowspan=2|'''2004'''
|'''27 April'''
|style='text-align:left'|Amended to ply Geylang Rd, Kallang Rd and Sims Ave towards Toa Payoh Int with the temporary conversion of Lor 1 Geylang to one-way traffic.
|-
|'''6 December'''
|style='text-align:left'|Amended to ply the reinstated Lor 1 Geylang towards Toa Payoh Int, skipping Geylang Rd, Kallang Rd and Sims Ave.
|-
|'''2005'''
|{{TBC}}
|style='text-align:left'|Serves an additional bus stop outside City Plaza along Geylang Rd.
|-
|'''2011'''
|'''19 November'''
|style='text-align:left'|Amended to Bedok Temp Int.
|-
|rowspan=2|'''2014'''
|'''23 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''30 November'''
|style='text-align:left'|Amended to Bedok Integrated Transport Hub.
|-
|'''2016'''
|'''12 June'''
|style='text-align:left'|Amended to ply Chai Chee St and Chai Chee Dr, skipping New Upp Changi Rd.
|}

==Service 27==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=32|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=3|Tampines ↺ Changi Airport
|rowspan=2|'''1988'''
|'''24 January'''
|style='text-align:left'|Introduced between Tampines Int and Changi Airport PTB (Loop).
|-
|'''23 October'''
|style='text-align:left'|Skips a pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
|-
|'''1990'''
|'''13 October'''
|style='text-align:left'|Amended to serve Changi Airport PTB 2.
|-
|rowspan=3|Pasir Ris ↺ Changi Airport
|'''1992'''
|'''29 November'''
|style='text-align:left'|Extended to Pasir Ris Int under TransitLink Network Integration Exercise Phase 10.
|-
|'''1993'''
|'''24 January'''
|style='text-align:left'|Amended to serve Tampines Int in both directions.
|-
|'''1994'''
|'''16 January'''
|style='text-align:left'|Amended to ply Pasir Ris St 52 and Pasir Ris Dr 1, skipping Pasir Ris Ctrl.
|-
|Tampines ↺ Changi Airport
|'''1995'''
|'''10 September'''
|style='text-align:left'|Shortened to Tampines Int with the introduction of Service 15.
|-
|rowspan=3|Tampines ↔ Changi Airport
|rowspan=2|'''1996'''
|{{TBC}}
|style='text-align:left'|Converted to bi-directional service between Tampines Int and Changi Airport PTB 1.
|-
|{{TBC}}
|style='text-align:left'|First bus from Tampines Int brought forward to 0545 hrs on Sundays and Public Holidays.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
|-
|Sengkang ↔ Changi Airport
|'''1999'''
|'''25 July'''
|style='text-align:left'|Extended to Sengkang Ter.
|-
|rowspan=4|{{Bus/D|27|note=Sengkang ↔ Changi Airport}}{{Bus/D|27A|PAST|note=Changi Airport PTB1 → Tampines Ave 7}}
|rowspan=4|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|27A|PAST|note=Introduced from Changi Airport PTB 1 to Tampines Ave 7 (Bef Tampines Reg Lib) during evening peak hours on weekdays.}}
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite SATS Flight Kitchen along Airport Blvd.
|-
|'''10 June'''
|style='text-align:left'|Serves reinstated bus stop outside Blk 190C along Punggol Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after Tampines Ind Ave 5 along Tampines Ave 10.
|-
|rowspan=3|Sengkang ↔ Changi Airport
|rowspan=2|'''2001'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|27A|PAST|note=Discontinued.}}
|-
|'''28 April'''
|style='text-align:left'|Amended to Sengkang Temp Int.
|-
|rowspan=3|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after Tampines Ave 9 along Tampines Ave 10.
|-
|Hougang Ctrl ↔ Changi Airport
|'''29 December'''
|style='text-align:left'|Extended to Hougang Ctrl Int.
|-
|rowspan=2|{{Bus/D|27|note=Hougang Ctrl ↔ Changi Airport}}{{Bus/D|27A|note=Compassvale Rd → Tampines Ave 5}}
|'''30 December'''
|style='text-align:left'|{{Bus/D|27A|note=Introduced from Compassvale Rd (Opp Blk 240) to Tampines Ave 5 (Blk 147) during morning peak hours on weekdays.}}
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after TPE along Tampines Ave 10.
|-
|rowspan=2|{{Bus/D|27|note=Hougang Ctrl ↔ Changi Airport}}{{Bus/D|27A|note=Compassvale Rd → Tampines Ave 5}}{{Bus/D|27B|PAST|note=Tampines Ave 5 → Compassvale Rd}}
|rowspan=2|'''2007'''
|'''26 March'''
|style='text-align:left'|{{Bus/D|27B|PAST|note=Introduced from Tampines Ave 5 (Blk 938) to Compassvale Rd (Blk 240) during evening peak hours on weekdays.}}
|-
|'''11 November'''
|style='text-align:left'|Amended to serve Changi Airport PTB 3.
|-
|{{Bus/D|27|note=Hougang Ctrl ↔ Changi Airport}}{{Bus/D|27A|note=Compassvale Rd → Tampines Ave 5}}
|'''2008'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|27B|PAST|note=Discontinued.}}
|-
|rowspan=2|{{Bus/D|27|note=Hougang Ctrl ↔ Changi Airport}}{{Bus/D|27A|note=Sengkang East Ave → Tampines Ave 4}}
|rowspan=2|'''2009'''
|'''17 August'''
|style='text-align:left'|{{Bus/D|27A|note=Extended to start from Sengkang East Ave (Blk 203B) and shortened to terminate at Tampines Ave 4 (Opp Century Sq).}}
|-
|'''26 October'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=6|{{Bus/D|27|note=Hougang Ctrl ↺ Changi Airport}}{{Bus/D|27A|note=Sengkang East Ave → Tampines Ave 4}}
|'''2012'''
|'''9 January'''
|style='text-align:left'|{{Bus/D|27|note=Converted to loop service between Hougang Ctrl Int and Changi Airport PTB 2.}}
|-
|'''2014'''
|'''24 August'''
|style='text-align:left'|Serves new pair of bus stops before and after Punggol Rd along TPE.
|-
|'''2015'''
|'''8 November'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite CityLife @ Tampines along Tampines Ave 9.
|-
|'''2017'''
|'''11 September'''
|style='text-align:left'|{{Bus/D|27|note=Last bus extended to 2350 hrs daily.}}
|-
|'''2022'''
|'''28 August'''
|style='text-align:left'|Temporarily amended to ply Hougang Ave 4 and Hougang Ave 10 with the partial closure of Hougang Ctrl to facilitate the construction of Hougang station on the Cross Island Line.
|-
|'''2024'''
|'''27 May'''
|style='text-align:left'|{{Bus/D|27|note=First bus brought forward to 0510 hrs on weekdays.}}
|}

==Service 28==
===1st Generation (1983 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=11|{{SBS}}
|Tampines ↺ New Bridge Rd
|'''1983'''
|'''4 September'''
|style='text-align:left'|Introduced between Tampines Ter and New Bridge Rd (Loop).
|-
|rowspan=10|Tampines ↔ New Bridge Rd
|rowspan=6|'''1987'''
|'''3 May'''
|style='text-align:left'|Amended to terminate at New Bridge Rd Ter.
|-
|'''6 June'''
|style='text-align:left'|Amended to the relocated New Bridge Rd Ter.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Tampines Ave 5 Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Tampines Ave 5 Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''29 November'''
|style='text-align:left'|Amended to Tampines Int.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|rowspan=2|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''23 October'''
|style='text-align:left'|Skips a pair of bus stops outside and opposite Tampines Stadium along Tampines Ave 5.
|-
|'''1990'''
|'''22 July'''
|style='text-align:left'|Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
|-
|'''1992'''
|'''29 November'''
|style='text-align:left'|Integrated with Service 2 and discontinued under TransitLink Network Integration Exercise Phase 10.
|}

===2nd Generation (since 1994)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=14|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Tampines ↺ Bedok
|'''1994'''
|'''2 October'''
|style='text-align:left'|Introduced between Tampines Int and Bedok Int (Loop).
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite The Clearwater Condo along Bedok Reservoir Rd.
|-
|rowspan=12|Tampines ↔ Toa Payoh
|'''2000'''
|'''29 October'''
|style='text-align:left'|Integrated with Service 152 and extended to Toa Payoh Int, skipping Bedok Nth St 1 and Bedok Int.
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops opposite Blk 761 and opposite Baywater along Bedok Nth Ave 3.
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|rowspan=3|'''2003'''
|'''16 March'''
|style='text-align:left'|Amended to ply Eunos Ave 5 and Eunos Rd 8 with the partial closure of Paya Lebar Rd to facilitate the construction of Paya Lebar station on the Circle Line.
|-
|rowspan=2|'''23 March'''
|style='text-align:left'|Amended to ply Tampines St 45, Tampines St 34 and Tampines St 32.
|-
|style='text-align:left'|First bus from Tampines Int brought forward to 0540 hrs daily. First bus from Toa Payoh Int brought forward to 0555 hrs daily.
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Bedok Green Sec Sch along Bedok Nth Ave 3.
|-
|rowspan=2|'''2009'''
|'''8 March'''
|style='text-align:left'|Skips a pair of bus stops outside and opposite Bartley Sec Sch with the realignment of the junction of Upp Paya Lebar Rd and Bartley Rd.
|-
|'''23 August'''
|style='text-align:left'|Amended to ply the reinstated Paya Lebar Rd, skipping Eunos Ave 5 and Eunos Rd 8.
|-
|'''2010'''
|'''13 February'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite Blk 220 CP along Bedok Nth Ave 3.
|-
|'''2015'''
|'''28 September'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-five-wheelchair-accessible-bus-services-1 "SBS Transit to roll out another five Wheelchair-accessible Bus services"] SBS Transit, 21 September 2015</ref>
|-
|'''2025'''
|'''26 October'''
|style='text-align:left'|Serves a new pair of bus stops in front of and opposite Blk 961A along Bedok Reservoir Rd.<ref>[//www.sbstransit.com.sg/Uploads/Poster%20-%20Bus%20Services%20to%20Call%20at%20New%20Bus%20Stops%20along%20Bedok%20Reservoir%20Road.pdf "Bus Services to Call at New Bus Stops along Bedok Reservoir Road"] SBS Transit, 21 October 2025.</ref>
|}

==Service 29==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=10|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|Tampines ↺ Changi AirFreight Ctr
|'''1985'''
|'''9 June'''
|style='text-align:left'|Introduced between Tampines Ter and Changi Airport Cargo Cplx (Loop).
|-
|rowspan=2|'''1987'''
|'''26 April'''
|style='text-align:left'|Integrated with Services 210 and 218 and amended to ply Cranwell Rd, Netheravon Rd and Changi Village Rd.
|-
|'''29 November'''
|style='text-align:left'|Amended to Tampines Int.
|-
|'''1992'''
|'''29 November'''
|style='text-align:left'|Amended to loop at Changi Village Ter after 1930 hours daily under TransitLink Network Integration Exercise Phase 10.
|-
|rowspan=5|Tampines ↺ Changi Village
|'''1994'''
|'''23 January'''
|style='text-align:left'|Amended to loop at Changi Village Ter throughout the day.
|-
|'''2002'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Changi Chapel Museum along Upp Changi Rd Nth.
|-
|rowspan=2|'''2003'''
|rowspan=2|'''23 March'''
|style='text-align:left'|Amended to ply Tampines St 41 and Tampines Ave 9.
|-
|style='text-align:left'|First bus brought forward to 0520 hrs daily. Last bus extended to 2345 hrs daily.
|-
|'''2010'''
|'''28 February'''
|style='text-align:left'|{{DWAB}}
|-
|{{Bus/D|29|note=Tampines ↺ Changi Village}}{{Bus/D|29A|note=Tampines → Tampines Ave 7}}
|'''2013'''
|'''4 March'''
|style='text-align:left'|{{Bus/D|29A|note=Introduced from Tampines Int to Tampines Ave 7 (Blk 497D) during evening peak hours on weekdays. {{LWAB}}}}
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]

History of City Shuttle Services

2026-04-19T09:13:03Z

Singapore Buses:

==CSS Service 1 (1975 - 1988)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Route
!Year
!Date
!Service changes
|-
!rowspan="5"|NTUC Comfort
!Natl Stadium CP B/C ↔ Holland Rd (May - Jun 1975)
|rowspan="2"|1975
|16 May
|Introduced between Natl Stadium Car Pks B and C and Holland Rd Fringe Car Pk as a day service on weekdays and Saturdays.
|-
!Marine Terrace ↔ Holland Rd (Jun 1975 - 1976)
|12 June
|Extended to Marine Terr Ter and converted to a full day service.
|-
!rowspan="3"|Marine Terrace ↔ Queensway (1976 - 1988)
|1976
|{{TBC}}
|Extended to Queensway Ter.
|-
|1977
|19 June
|Amended to ply Orchard Blvd and Grange Rd towards Queensway Ter with the full conversion of Orchard Rd to one-way traffic.
|-
|1988
|26 June
|Discontinued.
|}

==CSS Service 2 (1975 - 1997)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Route
!Year
!Date
!Service changes
|-
!rowspan="8"|SSB
!Holland Rd ↔ Upp Cross St (AM) Holland Rd ↔ Robinson Rd (Off Peak) (May - Jun 1975)
|rowspan="2"|1975
|16 May
|Introduced between Holland Rd Fringe Car Pk and Upp Cross St (near OG Building) (AM Peak) and between Holland Rd Fringe Car Pk and Robinson Rd CID Car Pk (Off-Peak) as a day service on weekdays and Saturdays.
|-
!rowspan="7"|Holland Dr ↺ Shenton Way (Jun 1975 - 1997)
|12 June
|Extended to Holland Dr Ter, extended to loop at Shenton Way and converted to a full day service.
|-
|rowspan="2"|1977
|19 June
|Amended to ply Orchard Blvd and Grange Rd towards Holland Dr Ter with the full conversion of Orchard Rd to one-way traffic.
|-
|29 August
|Amended to ply Nth Buona Vista Rd and Commonwealth Ave towards Shenton Way.
|-
|rowspan="2"|1988
|3 January
|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|22 August
|Amended to ply Palmer Rd, skipping Keppel Rd.
|-
|1992
|19 July
|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|1997
|3 November
|Re-numbered Service 602.
|}

==CSS Service 2A (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Robinson Rd CID Car Pk and Holland Rd Fringe Car Pk as a peak hour service during weekday and Saturday evenings.
|-
|12 June
|Discontinued.
|}

==CSS Service 2B (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Empress Pl and Holland Rd Fringe Car Pk as a peak hour service during weekday and Saturday evenings.
|-
|12 June
|Discontinued.
|}

==CSS Service 3 (1975 - 1997)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Route
!Year
!Date
!Service changes
|-
!rowspan="11"|SSB
!Chancery Lane ↔ Upp Cross St (May - Jun 1975)
|rowspan="2"|1975
|16 May
|Introduced between Chancery Lane Fringe Car Pk and Upp Cross St (near OG Bldg) as a day service on weekdays and Saturdays.
|-
!rowspan="10"|St. Michael's ↺ Upp Cross St (Jun 1975 - 1997)
|12 June
|Extended to start from Whampoa Rd Ter, loop at Upp Cross St and converted to a full day service.
|-
|1983
|3 January
|Amended to relocated Whampoa Rd Ter.
|-
|1986
|16 November
|Serves new staggered bus stop outside Thong Teck Bldg along Scotts Rd, skipping the bus stop outside Metro Orchard.
|-
|rowspan="4"|1987
|27 September
|Amended to ply the extended Eu Tong Sen St towards St. Michael's Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|1 November
|Amended to ply Eu Tong Sen St towards St. Michael's Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan="2"|13 December
|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|Serves new staggered bus stop opposite Peninsula Plaza along North Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|1992
|19 July
|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|1995
|7 May
|Amended to ply Orchard Turn, skipping Orchard Blvd.
|-
|1997
|3 November
|Re-numbered Service 603.
|}

==CSS Service 3A (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between High St (near High Court Bldg) and Chancery Lane Fringe Car Pk as a peak hour service during weekday and Saturday evenings.
|-
|12 June
|Discontinued.
|}

==CSS Service 3B (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Sth Canal Rd (near OCBC Ctr) and Chancery Lane Fringe Car Pk as a peak hour service during weekday and Saturday evenings.
|-
|12 June
|Discontinued.
|}

==CSS Service 4 (1975 - 1988)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Route
!Year
!Date
!Service changes
|-
!rowspan="5"|NTUC Comfort
!Newton Circus ↔ Empress Pl (May - Jun 1975)
|rowspan="2"|1975
|16 May
|Introduced between Newton Circus Fringe Car Pk and Empress Pl as a day service on weekdays and Saturdays.
|-
!rowspan="4"|Marine Terrace ↔ New Bridge Rd (Jun 1975 - 1988)
|12 June
|Extended to start from Marine Terr Ter, extended to New Bridge Rd Fringe Car Pk and converted to a full day service.
|-
|rowspan="2"|1987
|27 September
|Amended to ply the extended Eu Tong Sen St towards Marine Terr Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|1 November
|Amended to ply Eu Tong Sen St towards Marine Terr Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|1988
|26 June
|Discontinued.
|}

==CSS Service 5 (1975 - 1997)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Route
!Year
!Date
!Service changes
|-
!rowspan="17"|SSB
!Whitley Rd ↔ Shenton Way (May - Jun 1975)
|rowspan="4"|1975
|16 May
|Introduced between Whitley Rd Fringe Car Pk and Shenton Way (near Parsi Rd) as a day service on weekdays and Saturdays.
|-
!Delta ↔ Shenton Way (Jun 1975)
|12 June
|Extended to Delta Fringe Car Pk and converted to a full day service.
|-
!rowspan="3"|Sin Ming Rd ↔ Telok Blangah Way (Jun 1975 - 1981)
|30 June
|Extended to Sin Ming Rd Ter and Telok Blangah Way Ter.
|-
|19 July
|Amended to ply Coleman St and Armenian St, skipping Stamford Rd.
|-
|1980
|20 January
|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
!rowspan="12"|Sin Ming Rd ↔ Bukit Merah (1981 - 1997)
|rowspan="2"|1981
|16 February
|Amended to Bt Merah Int.
|-
|13 April
|Amended to ply Telok Blangah Way.
|-
|1986
|16 November
|Serves new staggered bus stop outside Thong Teck Bldg along Scotts Rd, skipping the bus stop outside Metro Orchard.
|-
|rowspan="2"|1987
|6 April
|Skips removed bus stop before College Rd along Outram Rd.
|-
|13 December
|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|1989
|2 September
|Amended to ply Bt Purmei Ave in both directions.
|-
|rowspan="2"|1990
|21 February
|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|27 May
|Serves additional bus stop outside Police Academy along Whitley Rd.
|-
|1992
|19 July
|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|1995
|7 May
|Amended to ply Orchard Turn, skipping Orchard Blvd.
|-
|1996
|12 November
|Amended to ply Sin Ming Dr and Sin Ming Ave.
|-
|1997
|3 November
|Re-numbered Service 605.
|}

==CSS Service 5A (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Shenton Way (near Parsi Rd) and Whitley Rd Fringe Car Pk as a peak hour service during weekday and Saturday evenings.
|-
|12 June
|Discontinued.
|}

==CSS Service 5B (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Empress Pl and Whitley Rd Fringe Car Pk as a peak hour service during weekday and Saturday evenings.
|-
|12 June
|Discontinued.
|}

==CSS Service 6 (1975 - 1990)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Route
!Year
!Date
!Service changes
|-
!rowspan="8"|NTUC Comfort
!Kallang Basin ↔ Outram Pk (May - Jun 1975)
|rowspan="3"|1975
|16 May
|Introduced between Kallang Basin Fringe Car Pk and Outram Pk as a day service on weekdays and Saturdays.
|-
!Kallang Basin ↔ Delta (Jun 1975)
|12 June
|Extended to Delta Fringe Car Pk and converted to a full day service.
|-
!Circuit Rd ↔ Telok Blangah Way (Jun 1975 - 1980)
|30 June
|Extended to Circuit Rd Ter and Telok Blangah Way Ter.
|-
!rowspan="5"|Circuit Rd ↔ Bukit Merah (1980 - 1990)
|1980
|29 September
|Amended to Bt Merah Int.
|-
|rowspan="3"|1987
|6 April
|Skips removed bus stop before College Rd along Outram Rd.
|-
|27 September
|Amended to ply the extended Eu Tong Sen St towards Circuit Rd Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|1 November
|Amended to ply Eu Tong Sen St towards Circuit Rd Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|1990
|24 June
|Discontinued.
|}

==CSS Service 7 (1975 - 1997)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Route
!Year
!Date
!Service changes
|-
!rowspan="9"|SSB
!Kg Java Rd ↔ Robinson Rd (May - Jun 1975)
|rowspan="2"|1975
|16 May
|Introduced between Kg Java Fringe Car Pk and Robinson Rd CID Car Pk as a peak hour service during weekday and Saturday mornings.
|-
!rowspan="8"|St. Michael's ↺ New Bridge Rd (Jun 1975 - 1997)
|12 June
|Extended to start from Whampoa Rd Ter, extended to New Bridge Rd Fringe Car Pk and converted to a full day service.
|-
|1980
|20 January
|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
|1983
|3 January
|Amended to relocated Whampoa Rd Ter.
|-
|1984
|2 April
|Amended to ply Moulmein Rd, skipping Norfolk Rd.
|-
|1986
|29 September
|Amended to ply Keng Lee Rd, Kg Java Rd and Bt Timah Rd, skipping Cavenagh Rd.
|-
|1987
|1 November
|Amended to ply Eu Tong Sen St towards St. Michael's Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|1994
|{{TBC}}
|Serves additional bus stop outside Balestier Twrs along Balestier Rd.
|-
|1997
|3 November
|Re-numbered Service 607.
|}

==CSS Service 7A (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Robinson Rd CID Car Pk and Kg Java Fringe Car Pk as a peak hour service during weekday and Saturday evenings.
|-
|12 June
|Discontinued.
|}

==CSS Service 7B (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Empress Pl and Kg Java Fringe Car Pk as a peak hour service during weekday and Saturday evenings.
|-
|12 June
|Discontinued.
|}

==CSS Service 7C (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between New Bridge Rd Fringe Car Pk and Raffles Quay (near Denmark Hse) as a peak hour service on weekdays and Saturdays.
|-
|12 June
|Discontinued.
|}

==CSS Service 7D (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Kg Java Fringe Car Pk and New Bridge Rd Fringe Car Pk, operating during off peak hours on weekdays and Saturdays.
|-
|12 June
|Discontinued.
|}

==CSS Service 8 (1975 - 1997)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Route
!Year
!Date
!Service changes
|-
!rowspan="12"|SSB
!Natl Stadium CP E ↔ Delta (May - Jun 1975)
|rowspan="3"|1975
|16 May
|Introduced between Natl Stadium Car Pk E and Delta Fringe Car Pk as a day service on weekdays and Saturdays.
|-
!Marine Terrace ↔ Delta (Jun 1975)
|12 June
|Extended to Marine Terr Ter and converted to a full day service.
|-
!rowspan="2"|Upp East Coast Rd ↔ Telok Blangah Way (Jun 1975 - 1977)
|30 June
|Extended to Upp East Coast Rd Ter and Telok Blangah Way Ter.
|-
|1976
|15 February
|Serves new staggered bus stop between Shophouses 84 and 86 along Cecil St.
|-
!Bedok South Rd ↔ Telok Blangah Way (1977 - 1979)
|1977
|25 February
|Extended to Bedok Sth Rd Ter and amended to ply Siglap Rd and Marine Parade Rd, skipping East Coast Rd and Telok Kurau Rd.
|-
!Bedok ↔ Telok Blangah Way (1979 - 1981)
|1979
|9 April
|Amended to Bedok Int.
|-
!rowspan="6"|Bedok ↔ Bukit Merah (1981 - 1997)
|1981
|16 February
|Amended to Bt Merah Int.
|-
|rowspan="2"|1988
|3 January
|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|22 August
|Amended to ply Palmer Rd, skipping Keppel Rd.
|-
|1989
|29 January
|Serves relocated bus stop opposite Sri Mariamman Tp along South Bridge Rd, skipping removed bus stop opposite Jamae Mque.
|-
|1994
|29 May
|Serves new bus stops outside and opposite Suntec City, outside The Concourse and opposite Golden Mile Twr along Nicoll Highway.
|-
|1997
|3 November
|Re-numbered Service 608.
|}

==CSS Service 8A (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Natl Stadium Car Pk E and Delta Fringe Car Pk as a peak hour service during weekday and Saturday evenings.
|-
|12 June
|Discontinued.
|}

==CSS Service 8B (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Natl Stadium Car Pk E and Delta Fringe Car Pk as a peak hour service during weekday and Saturday evenings.
|-
|12 June
|Discontinued.
|}

==CSS Service 9 (1975 - 1988)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Route
!Year
!Date
!Service changes
|-
!rowspan="7"|SSB
!Kallang Basin ↔ Shenton Way (May - Jun 1975)
|rowspan="2"|1975
|16 May
|Introduced between Kallang Basin Fringe Car Pk and Shenton Way (near Parsi Rd) as a day service on weekdays and Saturdays.
|-
!Lor 1 Geylang ↔ Delta (Jun 1975 - 1976)
|12 June
|Extended to Geylang Fringe Car Pk and Delta Fringe Car Pk and converted to a full day service.
|-
!rowspan="2"|Lor 1 Geylang ↔ Telok Blangah Way (1976 - 1981)
|1976
|26 April
|Extended to Telok Blangah Way Ter.
|-
|1980
|20 January
|Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
|-
!rowspan="3"|Lor 1 Geylang ↔ Bukit Merah (1981 - 1988)
|1981
|16 February
|Amended to Bt Merah Int.
|-
|1987
|6 April
|Skips removed bus stop before College Rd along Outram Rd.
|-
|1988
|27 September
|Discontinued.
|}

==CSS Service 9A (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Shenton Way (near Parsi Rd) and Kallang Basin Fringe Car Pk as a peak hour service during weekday and Saturday evenings.
|-
|12 June
|Discontinued.
|}

==CSS Service 9B (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Empress Pl and Kallang Basin Fringe Car Pk as a peak hour service during weekday and Saturday evenings.
|-
|12 June
|Discontinued.
|}

==CSS Service 10/10A (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Geylang Fringe Car Pk and New Bridge Rd Fringe Car Pk as a day service on weekdays and Saturdays.
|-
|12 June
|Discontinued.
|}

==CSS Service 10B (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|SSB
|rowspan="2"|1975
|16 May
|Introduced between Sth Canal Rd (near OCBC Centre) and Geylang Fringe Car Pk as a peak hour service during weekday and Saturday evenings.
|-
|12 June
|Discontinued.
|}

==CSS Service 11 (May - June 1975)==
{| class="toccolours bushist" border="1" cellpadding="3"
|-class="PAST"
!Operator
!Year
!Date
!Service changes
|-
!rowspan="2"|NTUC Comfort
|rowspan="2"|1975
|16 May
|Introduced between Natl Stadium Car Pk D and Upp Cross St (near OG Bldg) as a day service on weekdays and Saturdays.
|-
|12 June
|Discontinued.
|}

==CSS Service 602 (1997 - 2001)==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|SSB
|Holland Dr ↺ Shenton Way
|'''1997'''
|'''3 November'''
|style='text-align:left'|Re-numbered from CSS Service 2 as a service between Holland Dr Ter and Shenton Way (Loop).
|-
|rowspan=3|Shenton Way ↺ Holland Dr
|'''1998'''
|{{TBC}}
|style='text-align:left'|Amended to start from Shenton Way Ter and loop at Holland Dr.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|'''2001'''
|'''28 October'''
|style='text-align:left'|Discontinued.
|}

==CSS Service 603 (1997 - 2003)==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|SSB
|rowspan=5|St. Michael's ↺ Upp Cross St
|'''1997'''
|'''3 November'''
|style='text-align:left'|Re-numbered from CSS Service 3 as a service between St. Michael's Ter and Upp Cross St (Loop).
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Amended to ply Draycott Dr and Draycott Pk towards St. Michael's Ter.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Skips removed bus stop before Thomson Rd along Chancery Lane.
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|'''2003'''
|'''30 November'''
|style='text-align:left'|Discontinued.
|}

==CSS Service 605 (1997 - 2004)==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|SSB
|rowspan=3|Sin Ming Rd ↔ Bukit Merah
|'''1997'''
|'''3 November'''
|style='text-align:left'|Re-numbered from CSS Service 5 as a service between Sin Ming Rd Ter and Bt Merah Int.
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|'''2004'''
|'''5 September'''
|style='text-align:left'|Discontinued.
|}

==CSS Service 607 (1997 - 2003)==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|SSB
|rowspan=2|St. Michael's ↺ Eu Tong Sen St
|'''1997'''
|'''3 November'''
|style='text-align:left'|Re-numbered from CSS Service 7 as a service between St. Michael's Ter and New Bridge Rd (Loop).
|-
|'''2003'''
|'''3 August'''
|style='text-align:left'|Discontinued.
|}

==CSS Service 608 (1997 - 2007)==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=7|SSB
|rowspan=7|Bedok ↔ Bukit Merah
|'''1997'''
|'''3 November'''
|style='text-align:left'|Re-numbered from CSS Service 8 as a service between Bedok Int and Bt Merah Int.
|-
|'''2002'''
|'''8 February'''
|style='text-align:left'|Amended to ply Stadium Wk/Cres with the partial closure of Stadium Blvd to facilitate the construction of Stadium MRT station on the Circle MRT Line.
|-
|rowspan=2|'''2004'''
|'''20 April'''
|style='text-align:left'|Amended to ply Mountbatten Rd, Geylang Rd, Kallang Rd, Victoria St, Jln Sultan and Beach Rd to facilitate reinstatement works for the collapsed Nicoll Highway.
|-
|'''6 December'''
|style='text-align:left'|Amended to ply the reinstated Nicoll Highway, skipping Mountbatten Rd, Geylang Rd, Kallang Rd, Victoria St, Jln Sultan and Beach Rd.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Serves bus stop outside Fullerton Sq along Fullerton Rd and an additional bus stop opposite AIA Twr along Robinson Rd with the abolition of the bus stop outside Clifford Ctr along Collyer Quay.
|-
|'''2006'''
|'''18 February'''
|style='text-align:left'|Amended to ply Stadium Cres with the closure of Stadium Blvd to facilitate the construction of Stadium MRT station on the Circle MRT Line.
|-
|'''2007'''
|'''29 April'''
|style='text-align:left'|Discontinued.
|}

==See also==
* [[City Shuttle Services Route]]
* [[Singapore Shuttle Bus]]

[[Category: Buses]]

History of Jurong East Feeder Services

2026-04-19T09:06:51Z

Singapore Buses: Source: https://eresources.nlb.gov.sg/newspapers/digitised/article/beritaharian19990123-1.2.25.3.1 (Service 331 was amended to realigned Teban Gdns Rd when it was still Service 241 in 1999)

==Service 331==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Jurong East ↺ Teban Gdns Rd
|'''1999'''
|'''12 December'''
|style='text-align:left'|Re-numbered from Service 241 as a service between Jurong East Int and Teban Gdns Rd (Loop).
|-
|'''2002'''
|'''12 May'''
|style='text-align:left'|Integrated with Service 143 and discontinued.
|}

==Service 333==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=8|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=11|Jurong East ↺ Jurong East St 32
|'''1983'''
|'''27 February'''
|style='text-align:left'|Introduced between Jurong East Ter and Jurong East St 32 (Loop).
|-
|rowspan=2|'''1985'''
|'''30 June'''
|style='text-align:left'|Amended to Jurong East Int.
|-
|'''12 August'''
|style='text-align:left'|Last bus extended to 0015 hrs daily.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0020 hrs daily.
|-
|rowspan=2|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0050 hrs daily.
|-
|'''24 October'''
|style='text-align:left'|Amended to ply Jurong East Ctrl, Jurong Town Hall Rd, Jurong East St 11 and Toh Guan Rd.
|-
|'''2009'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=3|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and amended to ply Boon Lay Way, skipping Jurong East Ctrl, Jurong Town Hall Rd and Jurong East St 11.
|-
|'''2021'''
|'''29 May'''
|style='text-align:left'|Last bus extended to 0115 hrs daily.
|}

==Service 334==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=7|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=10|Jurong East ↺ Jurong West St 42
|'''1984'''
|'''16 September'''
|style='text-align:left'|Introduced between Jurong East Ter and Jurong West St 42 (Loop).
|-
|rowspan=2|'''1985'''
|'''30 June'''
|style='text-align:left'|Amended to Jurong East Int.
|-
|'''12 August'''
|style='text-align:left'|Last bus extended to 0015 hrs daily.
|-
|'''1990'''
|'''23 April'''
|style='text-align:left'|Last bus extended to 0030 hrs daily.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0100 hrs daily.
|-
|'''2010'''
|'''28 February'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=3|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2019'''
|'''5 October'''
|style='text-align:left'|Last bus extended to 0115 hrs daily.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|}

==Service 335==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=11|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|Jurong East ↺ Jurong West St 52
|'''1983'''
|'''27 February'''
|style='text-align:left'|Introduced between Jurong East Ter and Jurong West St 52 (Loop).
|-
|Jurong East ↺ Jurong West Ave 1
|'''1984'''
|'''9 October'''
|style='text-align:left'|Extended to ply Jurong West St 41.
|-
|rowspan=4|Jurong East ↺ Jurong West St 52
|rowspan=3|'''1985'''
|'''9 June'''
|style='text-align:left'|Amended to skip Jurong West St 41 with the introduction of Service 336.
|-
|'''30 June'''
|style='text-align:left'|Amended to Jurong East Int.
|-
|'''12 August'''
|style='text-align:left'|Last bus extended to 0015 hrs daily.
|-
|'''1989'''
|'''28 May'''
|style='text-align:left'|Amended to ply Jurong East Ctrl and Boon Lay Way, replacing the deleted sectors of Service 336.
|-
|rowspan=8|Jurong East ↺ Jurong West Ave 1
|rowspan=2|'''1994'''
|'''23 January'''
|style='text-align:left'|Integrated with Service 336 and amended to ply Jurong East Ctrl, Jurong Town Hall Rd and Jurong West St 41.
|-
|{{TBC}}
|style='text-align:left'|Last bus extended to 0020 hrs daily.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0050 hrs daily.
|-
|'''2010'''
|'''2 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|rowspan=3|{{TTS}} '''(Current)'''
|'''2016'''
|'''26 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|-
|'''2021'''
|'''29 May'''
|style='text-align:left'|Last bus extended to 0115 hrs daily.
|}

==Service 336==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=5|{{SBS}}
|rowspan=5|Jurong East ↺ Jurong West St 41
|rowspan=3|'''1985'''
|'''9 June'''
|style='text-align:left'|Introduced between Jurong East Ter and Jurong West St 41 (Loop).
|-
|'''30 June'''
|style='text-align:left'|Amended to Jurong East Int.
|-
|'''12 August'''
|style='text-align:left'|Last bus extended to 0015 hrs daily.
|-
|'''1989'''
|'''28 May'''
|style='text-align:left'|Amended to ply Jurong East Ctrl, Jurong Town Hall Rd, Jurong East Ave 1 and Jurong West Ave 1, replacing the deleted sectors of Service 335.
|-
|'''1994'''
|'''23 January'''
|style='text-align:left'|Integrated with Service 335 and discontinued.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category: Buses]]
[[Category:SBS Transit]]
[[Category:Tower Transit Singapore]]

History of Jurong/Boon Lay Feeder Services

2026-04-19T09:05:52Z

Singapore Buses: Source: https://eresources.nlb.gov.sg/newspapers/digitised/article/beritaharian19990123-1.2.25.3.1

==Service 240==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=11|{{SBST}} ''Known as {{SBS|40px}} prior to 1 November 2001''
|Boon Lay Gardens ↺ Yuan Ching Rd
|'''1977'''
|'''16 May'''
|style='text-align:left'|Introduced between Boon Lay Gdns Ter and Yuan Ching Rd (Loop).
|-
|rowspan=2|Jurong ↺ Boon Lay Pl
|'''1978'''
|'''1 June'''
|style='text-align:left'|Amended to start from Jurong Int and loop at Boon Lay Pl.
|-
|'''1979'''
|'''21 November'''
|style='text-align:left'|Amended to ply Boon Lay Way, Yuan Ching Rd and Kang Ching Rd.
|-
|rowspan=6|Boon Lay ↺ Jln Ahmad Ibrahim
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to start from Boon Lay Int and loop at Jln Ahmad Ibrahim.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|'''2007'''
|'''15 July'''
|style='text-align:left'|Serves new bus stop outside Blk 207 along Boon Lay Pl.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=2|'''2010'''
|'''3 January'''
|style='text-align:left'|Serves the bus stops outside Blk 662D and opposite Blk 662C along Jurong West St 64, skipping the bus stops outside and opposite Boon Lay Stn along Boon Lay Way.
|-
|'''28 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=4|{{Bus/D|240|note=Boon Lay ↺ Jln Ahmad Ibrahim}}{{Bus/D|240A|note=Corporation Dr → Boon Lay Way}}
|'''2012'''
|'''3 January'''
|style='text-align:left'|{{Bus/D|240A|note=Introduced from Corporation Dr (Blk 65) to Boon Lay Way (Lakeside Stn) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|240|note=Last bus extended to 0040 hrs daily.}}
|-
|rowspan=2|{{SMB}} '''(Current)'''
|rowspan=2|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''27 October'''
|style='text-align:left'|Serves new bus stops outside Blk 239A and opposite Blk 239A along Boon Lay Dr.
|}

==Service 240M==
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|{{SBST}}
|rowspan=3|Lakeside Stn ↺ Jurong West St 64
|'''2016'''
|'''1 September'''
|style='text-align:left'|Renumbered from Peak Period Short Service (PPSS) 240P as a peak hour service between Boon Lay Way (Lakeside Stn) and Jurong West St 64 (Loop). {{LWAB}}
|-
|rowspan=2|{{SMB}} '''(Current)'''
|rowspan=2|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''27 October'''
|style='text-align:left'|Serves new bus stops outside Blk 239A and opposite Blk 239A along Boon Lay Dr.
|}

==Service 241==
===1st Generation (1978 – 1999)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=4|Jurong ↺ Teban Gardens Rd
|rowspan=2|'''1978'''
|'''1 June'''
|style='text-align:left'|Introduced between Jurong Int and Teban Gdns Rd (Loop).
|-
|'''13 November'''
|style='text-align:left'|Amended to ply Pandan Gdns.
|-
|'''1980'''
|'''16 March'''
|style='text-align:left'|Amended to ply Teban Gdns Rd before plying Pandan Gardens.
|-
|'''1986'''
|'''27 October'''
|style='text-align:left'|Last bus revised to 2400 hrs daily.
|-
|rowspan=4|Jurong East ↺ Teban Gardens Rd
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to Jurong East Int with the opening of Boon Lay Int.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0020 hrs daily.
|-
|rowspan=2|'''1999'''
|'''23 January'''
|style='text-align:left'|Amended to skip Penjuru Rd with the partial closure of Teban Gdns Rd.
|-
|'''12 December'''
|style='text-align:left'|Re-numbered Service 331.
|}

===2nd Generation (since 2009)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBST}}
|rowspan=2|Boon Lay ↺ Jurong West St 91
|rowspan=2|'''2009'''
|'''15 March'''
|style='text-align:left'|Introduced between Boon Lay Temp Int and Jurong West St 91 (Loop), replacing the deleted sectors of Service 242.
|-
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub.
|-
|rowspan=5|{{Bus/D|241|note=Boon Lay ↺ Jurong West St 91}}{{Bus/D|241A|note=Jurong West St 91 → Jurong West St 63}}
|'''2010'''
|'''28 June'''
|style='text-align:left'|{{Bus/D|241A|note=Introduced from Jurong West St 91 (Blk 962) to Jurong West St 63 (Blk 649A) during morning peak hours on weekdays.}}
|-
|'''2011'''
|'''7 March'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|241|note=Last bus extended to 0040 hrs daily.}}
|-
|'''2015'''
|'''28 November'''
|style='text-align:left'|Serves new bus stop outside Blk 918 along Jurong West St 91.
|-
|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 242==
===1st Generation (1978 – 1990)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Jurong ↺ Kang Ching Rd
|'''1978'''
|'''1 June'''
|style='text-align:left'|Introduced between Jurong Int and Kang Ching Rd (Loop).
|-
|'''1990'''
|'''11 March'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1990)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SBST}} ''Known as {{SBS|40px}} prior to 1 November 2001''
|rowspan=7|Boon Lay ↺ Jurong West St 91
|rowspan=2|'''1990'''
|'''2 July'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West St 91 (Loop).
|-
|'''16 July'''
|style='text-align:left'|Last bus extended to 0020 hrs daily.
|-
|'''1991'''
|'''19 May'''
|style='text-align:left'|Amended to ply Upp Jurong Rd and Pioneer Rd Nth with the introduction of Service 243, skipping Jurong West St 72 and Jurong West Ave 5.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Amended to ply Jurong West St 72 and Jurong West Ave 5.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0030 hrs daily.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Blk 673C along Jurong West Ave 4.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to Boon Lay Temp Int.
|-
|rowspan=7|Boon Lay ↺ Jurong West Ave 5
|rowspan=2|'''2009'''
|'''15 March'''
|style='text-align:left'|Shortened to loop at Jurong West Ave 5 with the introduction of Service 241, skipping Jurong West St 91 and Jurong West St 92.
|-
|'''27 December'''
|style='text-align:left'|Amended to Boon Lay Integrated Transport Hub and amended to ply Jurong West Ctrl 1, skipping Jurong West Ctrl 3.
|-
|rowspan=2|'''2010'''
|'''10 February'''
|style='text-align:left'|Serves additional bus stop outside Blk 263 along Jln Boon Lay.
|-
|'''28 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''10 March'''
|style='text-align:left'|Serves new bus stop outside Blk 711 along Jurong West St 71.
|-
|'''2015'''
|'''4 May'''
|style='text-align:left'|Last bus extended to 0040 hrs daily.
|-
|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|}

==Service 243/G/W==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SBST}} ''Known as {{SBS|x40px}} prior to 1 November 2001''
|rowspan=6|Boon Lay ↺ Jurong West Ave 5
|'''1991'''
|'''19 May'''
|style='text-align:left'|Introduced between Boon Lay Int and Jurong West Ave 5 (Loop).
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Amended to ply Pioneer Rd Nth, skipping Jurong West St 71.
|-
|rowspan=2|'''1994'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0025 hrs daily.
|-
|'''25 December'''
|style='text-align:left'|Amended to ply Jurong West St 75 and Jurong West St 81, skipping Jurong West St 72.
|-
|rowspan=2|'''1996'''
|rowspan=2|'''28 July'''
|style='text-align:left'|Amended to ply Jurong West St 64, skipping Jln Boon Lay and Upp Jurong Rd.
|-
|style='text-align:left'|First bus brought forward to 0555 hrs daily.
|-
|rowspan=5|{{Bus/D|243|style=background-color:#080;color:#fff;border:1px solid #000|note=Boon Lay → Jurong West St 64 ↺ Jurong West Ave 5}}{{Bus/D|243|style=background-color:#fff;color:#f00;border:1px solid #000|note=Boon Lay → Jurong West St 62 ↻ Jurong West Ave 5}}
|'''1999'''
|{{TBC}}
|style='text-align:left'|Amended to ply Jurong West St 61 and Jurong West St 62 and converted to a bi-directional feeder service with green and white plates.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to the relocated Boon Lay Int (Temporary).
|-
|rowspan=2|'''2008'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0030 hrs daily.
|-
|'''15 June'''
|style='text-align:left'|Serves a new pair of bus stops outside Blk 670A and Blk 678D along Jurong West St 64.
|-
|'''2009'''
|'''27 December'''
|style='text-align:left'|Amended to the relocated Boon Lay Int (Integrated Transport Hub).
|-
|rowspan=4|{{Bus/D|243G|note=Boon Lay → Jurong West St 64 ↺ Jurong West Ave 5}}{{Bus/D|243W|note=Boon Lay → Jurong West St 62 ↻ Jurong West Ave 5}}
|'''2012'''
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0040 hrs daily.
|-
|rowspan=2|{{SMB}} '''(Current)'''
|'''2024'''
|'''1 September'''
|style='text-align:left'|Operations transferred to SMRT Buses.
|-
|'''2025'''
|'''7 December'''
|style='text-align:left'|Amended to ply Jurong West Ave 5 and Jurong West St 74 with the partial closure of Jurong West St 75 to facilitate the construction of Gek Poh station on the Jurong Region Line.
|}

==Service 244==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|Jurong ↺ Boon Lay Dr
|'''1978'''
|'''1 June'''
|style='text-align:left'|Introduced between Jurong Int and Boon Lay Dr (Loop).
|-
|rowspan=2|Boon Lay ↺ Corporation Dr
|'''1990'''
|'''1 July'''
|style='text-align:left'|Amended to start from Boon Lay Int and loop at Corporation Dr.
|-
|'''1992'''
|'''29 March'''
|style='text-align:left'|Discontinued.
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]

History of Services 140 - 149

2026-04-19T09:04:21Z

Singapore Buses: Source: https://eresources.nlb.gov.sg/newspapers/digitised/article/beritaharian19990123-1.2.25.3.1

==Service 140==
===1st Generation (1971 – 1988)===
{| class='wikitable' style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Lor 6 Toa Payoh ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 6 Toa Payoh Ter and Prince Edward Ter under [[1971 Bus Reorganisation]].
|-
|rowspan=6|Toa Payoh ↔ Prince Edward
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=9|{{SBS}}
|rowspan=2|'''1974'''
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Toa Payoh Town Ctr Ter with the conversion of Orchard Rd to one-way traffic.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''21 July'''
|style='text-align:left'|Amended to ply Stamford Rd, skipping Coleman St and Armenian St.
|-
|'''1976'''
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|rowspan=4|Toa Payoh ↺ Orchard Rd
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int, shortened to loop at Orchard Rd and converted into a semi-express service.
|-
|rowspan=2|'''1987'''
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1988'''
|'''24 January'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 2014)===
{| class='wikitable' style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBST}} '''(Current)'''
|rowspan=4|Lor 1 Geylang ↺ Saint Wilfred Rd
|'''2014'''
|'''14 December'''
|style='text-align:left'|Introduced between Lor 1 Geylang Ter and St. Wilfred Rd (Loop) under the LTA's [[Bus Service Enhancement Programme]] (BSEP), operating between 0600 hrs and 2330 hrs daily.<ref>[//web.archive.org/web/20250529093841///www.sbstransit.com.sg/news/new-services-41-and-140-from-14-december-2014-and-route-extension-of-service-35-from-15-december-2014 New Services 41 and 140 from 14 December 2014 and route extension of Service 35 from 15 December 2014] SBS Transit (2 December 2014). Archived 29 May 2025.</ref>
|-
|'''2015'''
|'''30 March'''
|style='text-align:left'|{{DWAB}}<ref>[//web.archive.org/web/20240206185021/https://www.sbstransit.com.sg/news/sbs-transit-to-roll-out-another-six-wheelchair-accessible-bus-services SBS Transit To Roll Out Another Six Wheelchair-Accessible Bus Services] SBS Transit (23 March 2015). Archived 6 February 2024.</ref>
|-
|rowspan=2|'''2025'''
|rowspan=2|'''7 September'''
|style='text-align:left'|Extended to ply Towner Rd, McNair Rd & Balestier Rd towards St. Wilfred Rd.<ref>[//web.archive.org/web/20250830122449/https://www.sbstransit.com.sg/news/route-amendment-for-service-140 Route Amendment For Service 140] SBS Transit (7 August 2025). Archived 30 August 2025.</ref>
|-
|style='text-align:left'|First bus brought forward to 0550 hrs daily.
|}

==Service 140A==
{| class='wikitable' style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Lor 1 Toa Payoh ↺ Stamford Rd
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Stamford Rd (Loop) under [[1971 Bus Reorganisation]].
|-
|rowspan=2|Toa Payoh ↺ Stamford Rd
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|{{SBS}}
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered as Service 136 under [[1974 Bus Rationalisation]].
|}

==Service 141==
===1st Generation (1971 – 1988)===
{| class='wikitable' style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SGTC}}
|Kim Keat Ave ↔ Prince Edward
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kim Keat Ave Ter and Prince Edward Ter under [[1971 Bus Reorganisation]].
|-
|rowspan=7|Toa Payoh ↔ Prince Edward
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|{{UBC}}
|'''6 December'''
|style='text-align:left'|Operations transferred to UBC.
|-
|rowspan=8|{{SBS}}
|'''1974'''
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''21 July'''
|style='text-align:left'|Amended to ply St. Andrew's Rd and Stamford Rd, skipping Coleman St and Hill St.
|-
|'''1976'''
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|rowspan=2|'''1983'''
|'''2 January'''
|style='text-align:left'|Amended to serve Balestier Rd, Lavender St and Serangoon Rd/Jln Besar, skipping Rangoon Rd and Kitchener Rd.
|-
|Toa Payoh ↺ Robinson Rd
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int, amended to loop at Robinson Rd and converted to a semi-express service on weekdays and Saturdays only.
|-
|rowspan=2|Toa Payoh ↺ Cecil St
|'''1985'''
|'''15 April'''
|style='text-align:left'|Serves all bus stops along Connaught Dr, Collyer Quay, Raffles Quay and Shenton Way and amended to ply Cecil St, Dhoby Ghaut, Selegie Rd, Bt Timah Rd and Kg Java Rd towards Toa Payoh Int.
|-
|'''1988'''
|'''24 January'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 2013)===
{|class='wikitable' style='text-align:center'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=4|{{SBST}} '''(Current)'''
|rowspan=4|Lor 1 Geylang ↔ Toa Payoh
|rowspan=2|'''2013'''
|'''9 June'''
|style='text-align:left'|Introduced between Lor 1 Geylang Ter and Toa Payoh Int under the LTA's [[Bus Service Enhancement Programme]] (BSEP), operating between 0600 hrs and 2330 hrs daily from Lor 1 Geylang Ter and between 0600 hrs and 2345 hrs daily from Toa Payoh Int.
|-
|'''30 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2020'''
|'''8 November'''
|style='text-align:left'|Skips the bus stop opposite SLF Cplx along Thomson Rd to facilitate the construction of the North-South Corridor (NSC).<ref>[//www.sbstransit.com.sg/news/changes-in-bus-stops-along-thomson-road-for-services-54-130-132-141-156-162-162m-166-and-851 Changes in Bus Stops along Thomson Road for Services 54, 130, 132, 141, 156, 162, 162M, 166 and 851] SBS Transit, 26 October 2020</ref>
|-
|'''2024'''
|'''24 March'''
|style='text-align:left'|Serves new bus stop outside Blk 131B along Toa Payoh Rise.
|}

==Service 141A==
{| class='wikitable' style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SGTC}}
|Lor 6 Toa Payoh ↺ Finlayson Green
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 6 Toa Payoh Ter and Finlayson Green (Loop) under [[1971 Bus Reorganisation]].
|-
|rowspan=3|Toa Payoh ↺ Finlayson Green
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|{{UBC}}
|'''6 December'''
|style='text-align:left'|Operations transferred to UBC.
|-
|{{SBS}}
|'''1974'''
|'''3 February'''
|style='text-align:left'|Integrated with Service 141 and discontinued under [[1974 Bus Rationalisation]].
|}

==Service 142==
===1st Generation (1971 – 1976)===
{| class='wikitable' style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SGTC}}
|Lor 1 Toa Payoh ↔ South Canal
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Sth Canal Ter under [[1971 Bus Reorganisation]].
|-
|rowspan=5|Toa Payoh ↔ South Canal
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=2|{{ABC}}
|'''6 December'''
|style='text-align:left'|Operations transferred to ABC.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=2|{{SBS}}
|'''1974'''
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Blvd with the conversion of Orchard Rd to one-way traffic, skipping Orchard Rd.
|-
|'''1976'''
|{{TBC}}
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1984)===
{| class='wikitable' style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=15|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|Potong Pasir ↺ Toa Payoh
|'''1984'''
|'''25 November'''
|style='text-align:left'|Introduced between Potong Pasir Ter and Toa Payoh Int (Loop).
|-
|rowspan=2|'''1985'''
|'''5 May'''
|style='text-align:left'|Enhanced to ply Potong Pasir Ave 2 and Potong Pasir Ave 3 before terminating at Potong Pasir Ter.
|-
|'''15 December'''
|style='text-align:left'|Amended to ply Jln Toa Payoh and Lor 2 Toa Payoh towards Toa Payoh Int with the partial closure of Kim Keat Ave.
|-
|'''1987'''
|'''6 July'''
|style='text-align:left'|Last bus from Potong Pasir Ter extended to 2330 hrs daily.
|-
|rowspan=10|Toa Payoh ↺ Potong Pasir Ave 1
|'''1989'''
|{{TBC}}
|style='text-align:left'|Amended to start from Toa Payoh Int and loop at Potong Pasir Ave 1.
|-
|'''1994'''
|'''5 March'''
|style='text-align:left'|Amended to ply Kim Keat Lk and Lor 6 Toa Payoh towards Toa Payoh Int.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|'''2006'''
|'''16 April'''
|style='text-align:left'|Serves new bus stop outside Blk 120 along Potong Pasir Ave 1.
|-
|'''2008'''
|{{TBC}}
|style='text-align:left'|Last bus extended to 0005 hrs daily.
|-
|'''2009'''
|'''26 October'''
|style='text-align:left'|{{DWAB}}
|-
|'''2011'''
|'''4 September'''
|style='text-align:left'|Amended to skip Bendemeer Rd, Whampoa Nth and Serangoon Rd towards Toa Payoh Int with the permanent closure of Whampoa Nth.
|-
|{{Bus/D|142|note=Toa Payoh ↺ Potong Pasir Ave 1}}{{Bus/D|142A|note=Toa Payoh ↺ Potong Pasir Ave 1 → Upp Serangoon Rd}}
|'''2018'''
|'''24 December'''
|style='text-align:left'|{{Bus/D|142A|note=Introduced from Toa Payoh Int to Upp Serangoon Rd (Sant Ritz) during morning peak hours on weekdays. {{LWAB}}}}
|}

==Service 143==
{| class='wikitable' style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SGTC}}
|Lor 6 Toa Payoh ↔ Jurong Rd 16.2 km Mkt
|rowspan=3|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 6 Toa Payoh Ter and Jurong Rd 16.2 km Mkt Ter under [[1971 Bus Reorganisation]].
|-
|rowspan=5|Toa Payoh ↔ Jurong Rd 16.2 km Mkt
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=2|{{ABS}}
|'''6 December'''
|style='text-align:left'|Operations transferred to Associated Bus Services.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=36|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Toa Payoh Town Ctr Ter with the conversion of Orchard Rd to one-way traffic.
|-
|rowspan=19|Toa Payoh ↔ Teban Gardens
|rowspan=2|'''1981'''
|'''1 February'''
|style='text-align:left'|Amended to Jurong Depot.
|-
|'''19 April'''
|style='text-align:left'|Amended to ply Pandan Gardens and Teban Gdns Rd.
|-
|'''1982'''
|'''24 May'''
|style='text-align:left'|Amended to ply West Coast Highway.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|rowspan=3|'''1987'''
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Toa Payoh Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=2|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop outside Orchard Stn along Orchard Blvd, skipping the bus stop opposite Orchard Stn.
|-
|style='text-align:left'|Serves new bus stop outside Newton Stn along Scotts Rd.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Neil Rd.
|-
|rowspan=2|'''1992'''
|'''19 July'''
|style='text-align:left'|Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
|-
|{{TBC}}
|style='text-align:left'|Amended to ply Clemenceau Ave towards Toa Payoh Int, skipping Tank Rd.
|-
|'''1995'''
|'''7 May'''
|style='text-align:left'|Amended to ply Orchard Turn.
|-
|'''1997'''
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Pickering St, Sth Bridge Rd and Neil Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|'''1998'''
|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|rowspan=3|'''1999'''
|'''23 January'''
|style='text-align:left'|Amended to ply West Coast Rd and Penjuru Rd with the partial closure of Teban Gardens Rd.
|-
|'''20 September'''
|style='text-align:left'|Serves new pair of bus stops outside and opposite West Bay Resort Condo along West Coast Rd.
|-
|rowspan=3 {{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|rowspan=2|'''2000'''
|style='text-align:left'|Last bus from Teban Gdns Ter extended to 2400 hrs on Saturdays.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Blk 51 along West Coast Rd.
|-
|rowspan=7|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Neil Rd.
|-
|rowspan=14|{{Bus/D|143|note=Toa Payoh ↔ Jurong East}}{{Bus/D|143A|PAST|note=Jurong East → Teban Gdns Rd}}
|rowspan=2|'''12 May'''
|style='text-align:left'|Integrated with Service 331 and extended to Jurong East Int.
|-
|style='text-align:left|{{Bus/D|143A|PAST|note=Introduced from Jurong East Int to Teban Gdns Rd (Bef Hasanah Mque), operating after the last bus of Service 143 from Jurong East Int daily.}}
|-
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|{{TBC}}
|style='text-align:left'|Skips removed bus stop opposite ITE Pasir Panjang along Telok Blangah Rd.
|-
|'''17 November'''
|style='text-align:left'|Amended to ply Pandan Gdns.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|143|note=First bus from Jurong East Int brought forward to 0525 hrs on weekdays and Saturdays.}}
|-
|rowspan=2|'''2005'''
|'''3 April'''
|style='text-align:left'|Serves 2 new bus stops opposite Blks 34/35 and opposite Blk 47 along West Coast Rd.
|-
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd and a relocated bus stop outside Orchard Stn along Orchard Turn.
|-
|'''2007'''
|'''17 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2013'''
|'''29 December'''
|style='text-align:left'|Serves new bus stop outside Outram Pk Stn along New Bridge Rd.
|-
|rowspan=7|Toa Payoh ↔ Jurong East
|'''2014'''
|'''18 May'''
|style='text-align:left'|{{Bus/D|143A|PAST|note=Discontinued with the introduction of Service 143M.}}
|-
|rowspan=6|{{TTS}} '''(Current)'''
|'''2016'''
|'''12 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2017'''
|'''26 November'''
|style='text-align:left'|Serves bus stop after Hosp Dr along Eu Tong Sen St with the removal of the bus stop before Hosp Dr along Kg Bahru Rd.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|-
|rowspan=3|'''2023'''
|rowspan=2|'''8 January'''
|style='text-align:left'|Amended to ply realigned Teban Gdns Rd with the permanent partial closure of Teban Gdns Rd to facilitate the construction of Pandan Reservoir station on the Jurong Region Line, skipping the bus stop before Pandan Gdns along Jurong Town Hall Rd.<ref>[//www.towertransit.sg/announcements/route-amendment-services-79-and-143-143m Route Amendment Services 79 and 143 / 143M] Tower Transit Singapore, 16 December 2022</ref>
|-
|style='text-align:left'|Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2022/Skipped%20Bus%20Stop%20-%20Closing%20of%20existing%20permanent%20bus%20stop%20at%20Scotts%20Road%20BS40189_LTA%20_Final.pdf Bus Stop Skipped For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 8 January 2023] SBS Transit, 27 December 2022</ref>
|-
|'''27 August'''
|style='text-align:left'|Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Press%20Release%20Attachments/2023/Poster%20-%20Bus%20Services%20To%20Call%20At%20Reopened%20Bus%20Stop%20Along%20Scotts%20Road.pdf Reopening Of Bus Stop For Service 5, 54, 124, 143, 162/162M, 167, 518/518A & 972M From Sunday, 27 August 2023] SBS Transit, 14 August 2023</ref>
|}

==Service 143M==
{| class='wikitable' style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBST}}
|rowspan=7|Jurong East ↺ Pandan Gardens
|rowspan=2|'''2014'''
|'''18 May'''
|style='text-align:left'|Introduced between Jurong East Temp Int and Pandan Gdns (Loop) under the LTA's [[Bus Service Enhancement Programme]] (BSEP). {{LWAB}}
|-
|'''24 August'''
|style='text-align:left'|Serves additional bus stop outside Blk 411 along West Coast Rd.
|-
|rowspan=5|{{TTS}} '''(Current)'''
|rowspan=2|'''2016'''
|rowspan=2|'''12 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|style='text-align:left'|First bus revised to 0525 hrs on Saturdays. Last bus extended to 0105 hrs daily.
|-
|'''2019'''
|'''5 October'''
|style='text-align:left'|Last bus extended to 0115 hrs daily.
|-
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to relocated Jurong East Temp Int and serve new bus stop before Jurong East Stn along Jurong Gateway Rd.
|-
|'''2023'''
|'''8 January'''
|style='text-align:left'|Amended to ply realigned Teban Gdns Rd with the permanent partial closure of Teban Gdns Rd to facilitate the construction of Pandan Reservoir station on the Jurong Region Line, skipping the bus stop before Pandan Gdns along Jurong Town Hall Rd.<ref>[//www.towertransit.sg/announcements/route-amendment-services-79-and-143-143m Route Amendment Services 79 and 143 / 143M] Tower Transit Singapore, 16 December 2022</ref>
|}

==Service 144==
{| class='wikitable' style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{ABS}}
|Kim Keat Ave ↔ Commonwealth Ave
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kim Keat Ave Ter and Commonwealth Ave Ter under [[1971 Bus Reorganisation]].
|-
|rowspan=8|Toa Payoh ↔ Commonwealth Ave
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|'''1972'''
|'''11 June'''
|style='text-align:left'|Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
|-
|rowspan=6|{{SBS}}
|'''1974'''
|'''24 February'''
|style='text-align:left'|Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Toa Payoh Town Ctr Ter with the conversion of Orchard Rd to one-way traffic.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|rowspan=2|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to ply Cantonment Rd towards Commonwealth Ave Ter, skipping a portion of Neil Rd and New Bridge Rd.
|-
|'''1982'''
|'''11 April'''
|style='text-align:left'|Discontinued.
|}

==Service 145==
{| class='wikitable' style='text-align:center'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=3|{{SGTC}}
|Lor 1 Toa Payoh ↔ Keppel Harbour
|rowspan=4|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Keppel Harbour Ter under [[1971 Bus Reorganisation]].
|-
|Lor 1 Toa Payoh ↔ Pasir Panjang Rd
|'''2 May'''
|style='text-align:left'|Extended to Pasir Panjang Rd Ter.
|-
|rowspan=6|Toa Payoh ↔ Pasir Panjang Rd
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|{{UBC}}
|'''6 December'''
|style='text-align:left'|Operations transferred to United Bus Company.
|-
|rowspan=24|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1979'''
|'''1 August'''
|style='text-align:left'|Amended to ply Lim Teck Kim Rd and Cantonment Rd with the closure of Tg Pagar Ter.
|-
|'''1980'''
|'''20 January'''
|style='text-align:left'|Amended to ply Hoe Chiang Rd towards Pasir Panjang Rd Ter, skipping Lim Teck Kim Rd.
|-
|rowspan=2|'''1981'''
|'''17 May'''
|style='text-align:left'|Amended to skip Moulmein Green.
|-
|rowspan=5|Toa Payoh ↔ Kent Ridge
|'''5 July'''
|style='text-align:left'|Extended to Kent Ridge Ter.
|-
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|rowspan=3|'''1987'''
|'''16 February'''
|style='text-align:left'|First bus from Toa Payoh Int brought forward to 0530 hrs on weekdays and Saturdays.
|-
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Toa Payoh Int to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Toa Payoh Int to facilitate the second stage of road expansion along New Bridge Rd.
|-
|rowspan=10|Toa Payoh ↔ Buona Vista
|'''1989'''
|'''27 August'''
|style='text-align:left'|Integrated with Service 186 and extended to Buona Vista Ter.
|-
|'''1998'''
|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Last bus from Buona Vista Ter extended to 2400 hrs on Saturdays.
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|First bus from Toa Payoh Temp Int brought forward to 0530 hrs daily.
|-
|'''2002'''
|'''19 May'''
|style='text-align:left'|Amended to Toa Payoh Integrated Transport Hub.
|-
|'''2004'''
|{{TBC}}
|style='text-align:left'|First bus from Buona Vista Ter brought forward to 0530 hrs on weekdays and Saturdays.
|-
|'''2005'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Clarke Quay Stn along Eu Tong Sen St.
|-
|'''2006'''
|'''29 October'''
|style='text-align:left'|Serves new bus stop outside VivoCity along Telok Blangah Rd.
|-
|'''2008'''
|'''7 December'''
|style='text-align:left'|Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
|-
|rowspan=5|{{Bus/D|145|note=Toa Payoh ↔ Buona Vista}}{{Bus/D|145A|note=Tiong Bahru Rd → Henderson Rd}}
|'''2010'''
|'''28 June'''
|style='text-align:left'|{{Bus/D|145A|note=Introduced from Tiong Bahru Rd (Redhill Stn) to Henderson Rd (Blk 1) during morning peak hours on weekdays.}}
|-
|'''2013'''
|'''9 June'''
|style='text-align:left'|{{DWAB}}<ref>[//www.sbstransit.com.sg/news/sbs-transit-to-launch-six-more-wheelchair-accessible-bus-services SBS Transit to launch six more Wheelchair Accessible Bus Services] SBS Transit, 31 May 2013</ref>
|-
|'''2014'''
|'''27 April'''
|style='text-align:left'|Serves new bus stop outside Queens Condo along Commonwealth Ave.
|-
|'''2019'''
|'''23 June'''
|style='text-align:left'|Serves new bus stop outside Tower 15 along Hoe Chiang Rd.
|-
|'''2024'''
|'''15 September'''
|style='text-align:left'|Serves new bus stop along Alexandra Rd opposite Cycle & Carriage.
|}

==Service 146==
===1st Generation (1971 – 1989)===
{| class='wikitable' style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SGTC}}
|Lor 1 Toa Payoh ↔ Keppel Harbour
|rowspan=4|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Keppel Harbour Ter under [[1971 Bus Reorganisation]].
|-
|Lor 1 Toa Payoh ↔ Pasir Panjang Rd
|'''2 May'''
|style='text-align:left'|Extended to Pasir Panjang Rd Ter.
|-
|rowspan=6|Toa Payoh ↔ Pasir Panjang Rd
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=2|{{UBC}}
|'''6 December'''
|style='text-align:left'|Operations transferred to UBC.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Pasir Panjang Rd Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=11|{{SBS}}
|rowspan=2|'''1974'''
|'''1 October'''
|style='text-align:left'|Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way towards Pasir Panjang Rd Ter, skipping Parsi Rd and Anson Rd.
|-
|Toa Payoh ↔ Kent Ridge
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Kent Ridge Ter.
|-
|rowspan=7|Toa Payoh ↔ Clementi
|rowspan=2|'''1983'''
|rowspan=2|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|style='text-align:left'|Integrated with Service 176 and extended to Clementi Int.
|-
|'''1985'''
|'''15 December'''
|style='text-align:left'|Amended to ply Jln Toa Payoh and Lor 2 Toa Payoh towards Toa Payoh Int with the partial closure of Kim Keat Ave.
|-
|rowspan=3|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|'''11 January'''
|style='text-align:left'|Serves merged bus stop along Ayer Rajah Rd.
|-
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|'''1989'''
|'''27 August'''
|style='text-align:left'|Integrated with Service 166 and discontinued.
|}

===2nd Generation (since 2024)===
{| class='wikitable' style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}} '''(Current)'''
|Bartley Rd ↺ Bidadari Park Dr
|'''2024'''
|'''25 February'''
|style='text-align:left'|Introduced between Bartley Rd and Bidadari Pk Dr (Loop). {{LWAB}}
|-
|Woodleigh ↔ Bartley Rd
|rowspan=2|'''2025'''
|'''20 April'''
|style='text-align:left'|Extended to Woodleigh Integrated Transport Hub.<ref>[//www.sbstransit.com.sg/news/new-service-148-and-route-amendment-for-service-146 New Service 148 and Route Amendment for Service 146] SBS Transit, 3 April 2025</ref>
|-
|Woodleigh ↺ Hougang St 21
|'''14 December'''
|style='text-align:left'|Extended to loop at Kovan Hub under the LTA’s Bus Connectivity Enhancement Programme (BCEP).
|}

==Service 147==
{| class='wikitable' style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{ABS}}
|Lor 6 Toa Payoh ↔ Commonwealth Ave
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 6 Toa Payoh Ter and Commonwealth Ave Ter under [[1971 Bus Reorganisation]].
|-
|rowspan=8|Toa Payoh ↔ Commonwealth Ave
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Commonwealth Ave Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=43|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1975'''
|'''2 February'''
|style='text-align:left'|Amended to ply new slip road from Tiong Bahru Rd to Outram Rd with the conversion of Seng Poh Rd to one-way traffic.
|-
|'''1976'''
|'''13 June'''
|style='text-align:left'|Amended to ply Lower Delta Rd, skipping Henderson Rd.
|-
|rowspan=2|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''1980'''
|'''13 July'''
|style='text-align:left'|Amended to ply Commonwealth Ave with the conversion of Queens Circus to a signalised junction, skipping Queensway and Commonwealth Dr.
|-
|Toa Payoh ↔ Buona Vista
|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|Buona Vista ↺ Potong Pasir Ave 1
|'''1983'''
|'''26 December'''
|style='text-align:left'|Amended to loop at Potong Pasir Ave 1 from Buona Vista Ter.
|-
|rowspan=9|Jurong East ↔ Potong Pasir
|rowspan=2|'''1984'''
|rowspan=2|'''24 June'''
|style='text-align:left'|Integrated with Service 79, extended to Jurong East Ter and amended to ply Kg Bahru Rd and Jln Bt Merah, skipping Outram Rd, Tiong Bahru Rd and Lower Delta Rd.
|-
|style='text-align:left'|Amended to Potong Pasir Ter.
|-
|rowspan=2|'''1985'''
|'''5 May'''
|style='text-align:left'|Enhanced to ply Potong Pasir Ave 2 and Potong Pasir Ave 3 before terminating at Potong Pasir Ter.
|-
|'''30 June'''
|style='text-align:left'|Amended to Jurong East Int.
|-
|rowspan=3|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply the extended Eu Tong Sen St towards Potong Pasir Ter to facilitate the first stage of road expansion along New Bridge Rd.
|-
|'''1 November'''
|style='text-align:left'|Amended to ply Eu Tong Sen St towards Potong Pasir Ter to facilitate the second stage of road expansion along New Bridge Rd.
|-
|'''13 December'''
|style='text-align:left'|Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
|-
|'''1988'''
|'''20 March'''
|style='text-align:left'|Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
|-
|'''1989'''
|'''19 February'''
|style='text-align:left'|Serves new bus stop outside Blk 135 along Jurong East St 13.
|-
|rowspan=3|Jurong East ↔ Upp Serangoon
|rowspan=2|'''1992'''
|'''29 March'''
|style='text-align:left'|Integrated with Service 83, extended to Upp Serangoon Ter and amended to ply Waterloo St/Bras Basah Rd, Middle Rd, Selegie Rd/Bencoolen St and Serangoon Rd/Jln Besar under [[TransitLink Integration Exercise|TransitLink Network Integration Exercise]] Phase 6, skipping Lavender St, Crawford St/Kallang Rd and Nth Bridge Rd/Victoria St.
|-
|'''29 November'''
|style='text-align:left'|Alternate trips were introduced between Upp Serangoon Ter and Commonwealth Ave West (Clementi Stn) under [[TransitLink Integration Exercise|TransitLink Network Integration Exercise]] Phase 10.
|-
|rowspan=2|'''1993'''
|'''11 April'''
|style='text-align:left'|Amended to ply Victoria St, Hill St and New Bridge Rd, skipping Nth Bridge Rd, Sth Bridge Rd and Upp Cross St.
|-
|Clementi ↔ Upp Serangoon
|'''5 December'''
|style='text-align:left'|Shortened to Clementi Int with alternate trips withdrawn under [[TransitLink Integration Exercise|TransitLink Network Integration Exercise]] Phase 14.
|-
|rowspan=6|Hougang Ctrl ↔ Clementi
|'''1994'''
|'''18 December'''
|style='text-align:left'|Amended to Hougang Ctrl Int.
|-
|'''1997'''
|'''7 December'''
|style='text-align:left'|Amended to ply Upp Pickering St, Sth Bridge Rd and Neil Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown station on the North East Line.
|-
|rowspan=3|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips temporarily closed bus stops outside and opposite Sch of Mechanical & Mfg along Commonwealth Ave West.
|-
|rowspan=2|'''10 July'''
|style='text-align:left'|Skips the bus stop outside Plaza By The Pk along Bras Basah Rd.
|-
|style='text-align:left'|Amended to ply Prinsep St, skipping Waterloo St and Middle Rd.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
|-
|rowspan=5|{{Bus/D|147|note=Hougang Ctrl ↔ Clementi}}{{Bus/D|147A|note=Hougang Ctrl → Serangoon Central}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|147A|note=Introduced from Hougang Ctrl Temp Ter to Serangoon Ctrl (Blk 206) during morning peak hours daily.}}
|-
|'''2001'''
|'''18 October'''
|style='text-align:left'|Serves reinstated bus stops outside Dover Stn along Commonwealth Ave West.
|-
|rowspan=2|'''2002'''
|'''20 April'''
|style='text-align:left'|Amended to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Neil Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
|-
|rowspan=2|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside Potong Pasir Stn along Upp Serangoon Rd.
|-
|{{Bus/D|147|note=Hougang Ctrl ↔ Clementi}}{{Bus/D|147A|note=Hougang Ctrl → Bencoolen St}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|147A|note=Extended to terminate at Bencoolen St (Plaza By The Pk).}}
|-
|rowspan=10|{{Bus/D|147|note=Hougang Ctrl ↔ Clementi}}{{Bus/D|147A|note=Hougang Ctrl → New Bridge Rd}}
|'''2004'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|147A|note=Extended to terminate at New Bridge Rd (Opp Pearl's Ctr).}}
|-
|'''2005'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Clarke Quay Stn along Eu Tong Sen St.
|-
|rowspan=2|'''2006'''
|'''29 October'''
|style='text-align:left'|Amended to Clementi Temp Int.
|-
|'''30 October'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|'''2011'''
|'''16 October'''
|style='text-align:left'|Amended to ply Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd with the partial closure of Bencoolen St to facilitate the construction of Bencoolen station on the Downtown Line.
|-
|'''26 November'''
|style='text-align:left'|Amended to Clementi Integrated Transport Hub.
|-
|'''2013'''
|'''29 December'''
|style='text-align:left'|Serves new bus stop outside Outram Pk Stn along New Bridge Rd.
|-
|'''2015'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|147A|note=Revised to operate during morning peak hours on weekdays only.}}
|-
|'''2016'''
|'''11 December'''
|style='text-align:left'|Amended to ply the reinstated Bencoolen St, skipping Middle Rd, Selegie Rd, Prinsep St and Bras Basah Rd.
|-
|'''2017'''
|'''26 November'''
|style='text-align:left'|Serves bus stop after Hosp Dr along Eu Tong Sen St with the removal of the bus stop before Hosp Dr along Kg Bahru Rd.
|}

==Service 148==
===1st Generation (1971 – 1989)===
{| class='wikitable' style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{ABC}}
|Kim Keat Ave ↔ Commonwealth Ave
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kim Keat Ave Ter and Commonwealth Ave Ter under [[1971 Bus Reorganisation]].
|-
|rowspan=5|Toa Payoh ↔ Commonwealth Ave
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Commonwealth Ave Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=10|{{SBS}}
|'''1975'''
|'''6 July'''
|style='text-align:left'|Amended to ply Jln Kolam Ayer, Kallang Bahru, Boon Keng Rd, Lor 1 Geylang and Sims Ave/Geylang Rd, skipping Lavender St.
|-
|rowspan=2|'''1977'''
|'''17 May'''
|style='text-align:left'|Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|'''29 August'''
|style='text-align:left'|Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
|-
|rowspan=7|Toa Payoh ↔ Buona Vista (1982 - 1989)
|rowspan=2|'''1982'''
|'''27 May'''
|style='text-align:left'|Amended to Buona Vista Ter.
|-
|'''11 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd and Geylang Bahru, skipping Jln Kolam Ayer.
|-
|rowspan=2|'''1983'''
|'''1 January'''
|style='text-align:left'|Amended to ply Woodsville Flyover, skipping Bendemeer Rd, Whampoa Nth and Serangoon Rd.
|-
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|'''1985'''
|'''15 December'''
|style='text-align:left'|Amended to ply Jln Toa Payoh and Lor 2 Toa Payoh towards Toa Payoh Int with the partial closure of Kim Keat Ave.
|-
|'''1987'''
|'''27 September'''
|style='text-align:left'|Amended to ply Sth Bridge Rd, Nth Canal Rd and Eu Tong Sen St, skipping Upp Circular Rd.
|-
|'''1989'''
|'''27 August'''
|style='text-align:left'|Integrated with Service 26 and discontinued.
|}

===2nd Generation (1992)===
{| class='wikitable' style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Clementi ↔ Lor 1 Geylang
|rowspan=2|'''1992'''
|'''29 March'''
|style='text-align:left'|Introduced between Clementi Int and Lor 1 Geylang Ter under [[TransitLink Integration Exercise|TransitLink Network Integration Exercise]] Phase 6.
|-
|'''29 November'''
|style='text-align:left'|Discontinued under [[TransitLink Integration Exercise|TransitLink Network Integration Exercise]] Phase 10.
|}

===3rd Generation (since 2025)===
{| class='wikitable' style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBST}} '''(Current)'''
|rowspan=3|Woodleigh ↺ Potong Pasir Ave 1
|rowspan=3|'''2025'''
|'''20 April'''
|style='text-align:left'|Introduced between Woodleigh Int and Potong Pasir Ave 1 (Loop) under LTA's Bus Connectivity Enhancement Programme (BCEP), operating between 0600hrs and 0000hrs daily. {{LWAB}}<ref>[//www.sbstransit.com.sg/news/new-service-148-and-route-amendment-for-service-146 "New Service 148 and Route Amendment for Service 146"] SBS Transit, 3 April 2025</ref>
|-
|'''13 July'''
|style='text-align:left'|Serves a new bus stop outside Blk 227 along Sang Nila Utama Rd.<ref>[//www.sbstransit.com.sg/news/service-148-to-call-at-new-bus-stop-along-sang-nila-utama-road "Service 148 to Call at New Bus Stop Along Sang Nila Utama Road"] SBS Transit, 16 June 2025</ref>
|-
|'''28 December'''
|style='text-align:left'|Serves a new bus stop opposite Blk 227 along Sang Nila Utama Rd.
|}

==Service 149==
===1st Generation (1971 – 1980)===
{| class='wikitable' style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Kim Keat Ave ↔ Prince Edward
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Kim Keat Ave Ter and Prince Edward Ter under [[1971 Bus Reorganisation]].
|-
|rowspan=10|Toa Payoh ↔ Prince Edward
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|rowspan=9|{{SBS}}
|rowspan=2|'''1974'''
|'''3 February'''
|style='text-align:left'|Integrated with Service 149A and amended to ply Lor 6 Toa Payoh, Lor 2 Toa Payoh, Lor 1A Toa Payoh, Lor 1 Toa Payoh, Lor 2 Toa Payoh, Lor 3 Toa Payoh, Lor 4 Toa Payoh, Lor 5 Toa Payoh, Lor 4 Toa Payoh and Lor 1 Toa Payoh under [[1974 Bus Rationalisation]].
|-
|'''8 December'''
|style='text-align:left'|Amended to ply Cecil St, skipping Robinson Rd.
|-
|'''1975'''
|'''21 July'''
|style='text-align:left'|Amended to ply Stamford Rd, skipping Coleman St and Armenian St.
|-
|'''1976'''
|'''14 March'''
|style='text-align:left'|Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
|-
|rowspan=2|'''1978'''
|'''5 March'''
|style='text-align:left'|Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic.
|-
|'''3 December'''
|style='text-align:left'|Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic.
|-
|rowspan=2|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|'''28 October'''
|style='text-align:left'|Amended to ply Sungei Rd (towards Prince Edward Ter) and Bt Timah Rd (towards Toa Payoh Town Ctr Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd.
|-
|'''1980'''
|'''3 February'''
|style='text-align:left'|Integrated with Service 150 and discontinued.
|}

===2nd Generation (1983 – 1993)===
{| class='wikitable' style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=8|{{SBS}}
|rowspan=8|Toa Payoh ↺ Changi Airport
|rowspan=2|'''1983'''
|'''25 June'''
|style='text-align:left'|Introduced between Toa Payoh Town Ctr Ter and Changi Airport PTB (Loop) under Changi Airport Bus Plan 1983.
|-
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|'''1984'''
|'''14 September'''
|style='text-align:left'|Amended to ply Siglap Rd and Siglap Lk towards Changi Airport with the opening of ECP.
|-
|'''1985'''
|'''15 December'''
|style='text-align:left'|Amended to ply Jln Toa Payoh and Lor 2 Toa Payoh towards Toa Payoh Int with the partial closure of Kim Keat Ave.
|-
|'''1989'''
|'''19 November'''
|style='text-align:left'|Serves new bus stop outside Kallang Stn along Sims Ave.
|-
|'''1990'''
|'''13 October'''
|style='text-align:left'|Amended to serve Changi Airport PTB 2.
|-
|'''1991'''
|'''7 July'''
|style='text-align:left'|Serves new bus stop outside PA Sea Sports Ctr along ECP.
|-
|'''1993'''
|'''5 December'''
|style='text-align:left'|Integrated with Services 16 and 31 and discontinued under [[TransitLink Integration Exercise|TransitLink Network Integration Exercise]] Phase 14.
|}

==Service 149A==
{| class='wikitable' style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{UBC}}
|Lor 1 Toa Payoh ↺ Finlayson Green
|rowspan=2|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Lor 1 Toa Payoh Ter and Finlayson Green (Loop) under [[1971 Bus Reorganisation]].
|-
|rowspan=2|Toa Payoh ↺ Finlayson Green
|'''2 August'''
|style='text-align:left'|Amended to Toa Payoh Town Ctr Ter.
|-
|{{SBS}}
|'''1974'''
|'''3 February'''
|style='text-align:left'|Integrated with Service 149 and discontinued under [[1974 Bus Rationalisation]].
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:Tower Transit Singapore]]

History of Services 70 - 79

2026-04-19T09:01:51Z

Singapore Buses: /* 3rd Generation (since 1992) */

==Service 70==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=3|RAF Seletar ↔ Lor 5 Geylang
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between RAF Seletar Ter and Lor 5 Geylang Ter under 1971 Bus Reorganisation.
|-
|rowspan=25|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Geylang Rd towards Lor 5 Geylang Ter with the conversion of Sims Ave to one-way traffic.
|-
|rowspan=4|Jln Kayu ↔ Prince Edward
|rowspan=2|'''1977'''
|rowspan=2|'''16 May'''
|style='text-align:left'|Integrated with Service 110, shortened to Jln Kayu Ter, amended to ply Guillemard Rd and extended to Prince Edward Ter'''.
|-'''
|style='text-align:left'|Revised to serve Piccadilly Rd in both directions on weekdays and Saturdays only.
|-
|'''1978'''
|'''16 January'''
|style='text-align:left'|Amended to skip Piccadilly Rd during the day on weekdays and Saturdays with the splitting of Service 214 to Services 214E and 214W.
|-
|'''1979'''
|'''11 February'''
|style='text-align:left'|Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
|-
|Jln Kayu ↔ Shenton Way
|'''1987'''
|'''28 June'''
|style='text-align:left'|Amended to Shenton Way Ter.
|-
|rowspan=14|Yio Chu Kang ↔ Shenton Way
|'''1992'''
|'''3 May'''
|style='text-align:left'|Extended to Yio Chu Kang Ter and converted to day service under TransitLink Network Integration Exercise Phase 7.
|-
|'''1994'''
|'''29 May'''
|style='text-align:left'|Serves 2 new pairs of bus stops outside The Concourse, outside Golden Mile Twr and outside and opposite Suntec City along Nicoll Highway.
|-
|rowspan=2|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop after Shenton Way along Palmer Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Clifford Ctr along Collyer Quay.
|-
|rowspan=2|'''2001'''
|'''15 April'''
|style='text-align:left'|Amended to ply Esplanade Dr, skipping Connaught Dr/Empress Pl.
|-
|'''15 July'''
|style='text-align:left'|Amended to ply Yio Chu Kang Lk and Boundary Rd.
|-
|rowspan=4|'''2003'''
|'''16 March'''
|style='text-align:left'|Amended to ply Eunos Ave 5, Eunos Rd 8, Tg Katong Rd and Geylang Rd with the partial closure of Paya Lebar Rd to facilitate the construction of Paya Lebar station on the Circle Line.
|-
|{{TBC}}
|style='text-align:left'|Serves bus stop outside City Plaza along Geylang Rd, skipping the bus stop outside Tg Katong Cplx along Tg Katong Rd.
|-
|'''21 June'''
|style='text-align:left'|Amended to ply Serangoon Ctrl and Upp Serangoon Rd under North East Line Rationalisation Phase 1.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Serangoon Stn along Serangoon Ctrl.
|-
|rowspan=2|'''2004'''
|'''20 April'''
|style='text-align:left'|Amended to ply Mountbatten Rd, Geylang Rd, Kallang Rd, Victoria St, Jln Sultan and Beach Rd to facilitate reinstatement works for the collapsed Nicoll Highway.
|-
|'''6 December'''
|style='text-align:left'|Amended to ply the reinstated Nicoll Highway, skipping Mountbatten Rd, Geylang Rd, Kallang Rd, Victoria St, Jln Sultan and Beach Rd.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Serves bus stop outside Fullerton Sq along Fullerton Rd with the abolition of the bus stop outside Clifford Ctr along Collyer Quay.
|-
|'''2009'''
|'''23 August'''
|style='text-align:left'|Amended to ply the reinstated Paya Lebar Rd, skipping Eunos Ave 5, Eunos Rd 8, Tg Katong Rd and Geylang Rd.
|-
|rowspan=4|{{Bus/D|70|note=Yio Chu Kang ↔ Shenton Way}}{{Bus/D|70B|note=Yio Chu Kang Rd → Serangoon Central}}
|rowspan=2|'''2012'''
|'''27 August'''
|style='text-align:left'|{{Bus/D|70B|note=Introduced from Yio Chu Kang Rd (Opp Serenity Pk) to Serangoon Ctrl (Serangoon Stn) during morning peak hours on weekdays.}}
|-
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|'''2017'''
|'''25 June'''
|style='text-align:left'|Amended to the relocated Shenton Way Ter.
|}

==Service 70X/70M==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=15|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|{{Bus/D|70X|PAST|note=Yio Chu Kang ↔ Lor 1 Geylang}}
|'''1992'''
|'''3 May'''
|style='text-align:left'|{{Bus/D|70X|PAST|note=Introduced between Yio Chu Kang Ter and Lor 1 Geylang Ter as an alternate route of Service 70 during off peak periods on weekdays and Saturdays and throughout the day on Sundays and Public Holidays under TransitLink Integration Exercise Phase 7.}}
|-
|rowspan=8|{{Bus/D|70X|PAST|note=Yio Chu Kang ↺ Temasek Ave}}
|'''2000'''
|'''16 October'''
|style='text-align:left'|Extended to loop at Temasek Ave.
|-
|'''2001'''
|'''15 July'''
|style='text-align:left'|Amended to ply Yio Chu Kang Lk and Boundary Rd.
|-
|rowspan=4|'''2003'''
|'''16 March'''
|style='text-align:left'|Amended to ply Eunos Ave 5, Eunos Rd 8, Tg Katong Rd and Geylang Rd with the partial closure of Paya Lebar Rd to facilitate the construction of Paya Lebar station on the Circle Line.
|-
|{{TBC}}
|style='text-align:left'|Serves bus stop outside City Plaza along Geylang Rd, skipping the bus stop outside Tg Katong Cplx along Tg Katong Rd.
|-
|'''21 June'''
|style='text-align:left'|Amended to ply Serangoon Ctrl and Upp Serangoon Rd under North East Line Rationalisation Phase 1.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Serangoon Stn along Serangoon Ctrl.
|-
|rowspan=4|'''2004'''
|rowspan=2|'''20 April'''
|style='text-align:left'|Amended to ply Mountbatten Rd, Geylang Rd, Kallang Rd, Victoria St, Jln Sultan and Beach Rd to facilitate reinstatement works for the collapsed Nicoll Highway.
|-
|style='text-align:left'|Serves additional bus stop opposite Marina Sq along Raffles Ave.
|-
|rowspan=2|{{Bus/D|70X|PAST|note=Yio Chu Kang ↺ Temasek Ave}}{{Bus/D|70A|note=Yio Chu Kang → Temasek Ave}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|70A|note=Introduced from Yio Chu Kang Ter to Temasek Ave (Opp The Ritz-Carlton), operating after the last bus of Service 70X daily.}}
|-
|'''6 December'''
|style='text-align:left'|Amended to ply the reinstated Nicoll Highway, skipping Mountbatten Rd, Geylang Rd, Kallang Rd, Victoria St, Jln Sultan and Beach Rd.
|-
|rowspan=4|{{Bus/D|70M|note=Yio Chu Kang ↺ Temasek Ave}}{{Bus/D|70A|note=Yio Chu Kang → Temasek Ave}}
|'''2008'''
|'''28 January'''
|style='text-align:left'|{{Bus/D|70X|PAST|note={{Bus/D|70M|note=Re-numbered from Service 70X to Service 70M.}}}}
|-
|'''2009'''
|'''23 August'''
|style='text-align:left'|Amended to ply the reinstated Paya Lebar Rd, skipping Eunos Ave 5, Eunos Rd 8, Tg Katong Rd and Geylang Rd.
|-
|'''2012'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|}

==Service 71==
===1st Generation (1971 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=3|Upp Thomson Rd ↔ Lor 5 Geylang
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Yio Chu Kang Rd Ter and Lor 5 Geylang Ter under 1971 Bus Reorganisation.
|-
|rowspan=8|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1975'''
|'''2 March'''
|style='text-align:left'|Amended to ply Geylang Rd towards Lor 5 Geylang Ter with the conversion of Sims Ave to one-way traffic.
|-
|rowspan=2|Upp Thomson Rd ↔ Lor 1 Geylang
|'''1977'''
|'''17 October'''
|style='text-align:left'|Extended to Geylang Fringe Car Pk.
|-
|rowspan=2|'''1979'''
|'''26 March'''
|style='text-align:left'|Amended to ply Yio Chu Kang Rd, skipping Jln Woodbridge.
|-
|rowspan=4|Old Upp Thomson ↔ Lor 1 Geylang
|'''26 October'''
|style='text-align:left'|Amended to Old Upp Thomson Ter.
|-
|'''1980'''
|'''13 October'''
|style='text-align:left'|Amended to ply Ang Mo Kio Ave 9 and Ang Mo Kio Ave 4 with the partial closure of Yio Chu Kang Rd to facilitate redevelopment.
|-
|'''1981'''
|'''5 June'''
|style='text-align:left'|Amended to ply the diverted Yio Chu Kang Rd, skipping Ang Mo Kio Ave 9.
|-
|'''1992'''
|'''3 May'''
|style='text-align:left'|Integrated with Service 70/70X and discontinued under TransitLink Network Integration Exercise Phase 7.
|}

===2nd Generation (since 2017)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBST}} '''(Current)'''
|Yio Chu Kang ↺ Bishan St 11
|'''2017'''
|'''9 December'''
|style='text-align:left'|Introduced between Yio Chu Kang Int and Bishan St 11 (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0600 hrs and 2330 hrs daily. {{LWAB}}<ref>[https://web.archive.org/web/20220506055215/https://www.sbstransit.com.sg/Uploads/files/poster2017-11-06-01.pdf "New Bus Service 71 From Saturday, 9 December 2017"] SBS Transit, 6 November 2017. Archived 6 May 2022.</ref>
|-
|{{Bus/D|71|note=Yio Chu Kang ↺ Bishan St 11}}{{Bus/D|71A|note=Ang Mo Kio Ave 4 → Bishan Rd}}
|'''2025'''
|'''17 March'''
|style='text-align:left'|{{Bus/D|71A|note=Introduced from Ang Mo Kio Ave 4 (Mayflower Stn Exit 5) to Bishan Rd (Opp Bishan Stn) during morning peak hours on weekdays. {{LWAB}}<ref>[//www.sbstransit.com.sg/Uploads/Whats%20New/Poster%20-%20Introduction%20of%20Service%2071A.pdf "Introduction of Service 71A"] SBS Transit, 7 March 2025</ref>}}
|}

==Service 72==
===1st Generation (1971 - 1992)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|{{ABS}}
|rowspan=4|Serangoon Garden ↔ Tg Rhu Rd
|'''1971'''
|'''11 April'''
|style='text-align:left'|Introduced between Serangoon Gdn Ter and Tg Rhu Ter under 1971 Bus Reorganisation.
|-
|rowspan=6|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1976'''
|'''30 December'''
|style='text-align:left'|Amended to ply Sims Ave/Geylang Rd and the extended Tg Katong Rd, skipping Guillemard Rd.
|-
|'''1977'''
|'''31 October'''
|style='text-align:left'|Amended to skip Chartwell Dr, Burghley Dr, Berwick Dr, Tavistock Ave, Hemsley Ave and Kensington Pk Rd with the introduction of Service 217.
|-
|Serangoon Garden ↺ Tg Rhu Rd
|'''1984'''
|'''27 May'''
|style='text-align:left'|Amended to loop at Tg Rhu Rd from Serangoon Gdn Ter.
|-
|rowspan=2|Serangoon ↺ Tg Rhu Rd
|'''1988'''
|'''13 March'''
|style='text-align:left'|Amended to Serangoon Int.
|-
|'''1992'''
|'''3 May'''
|style='text-align:left'|Integrated with Services 76 & 158 and discontinued under TransitLink Network Integration Exercise Phase 7.
|}

===2nd Generation (since 1996)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Yio Chu Kang ↺ Ang Mo Kio Ave 5
|'''1996'''
|'''2 September'''
|style='text-align:left'|Introduced between Yio Chu Kang Ter and Ang Mo Kio Ave 5 (Loop) as a peak hour service on weekdays.
|-
|rowspan=4|Yio Chu Kang ↔ Tampines
|'''1998'''
|'''30 March'''
|style='text-align:left'|Integrated with Service 80, extended to Tampines Int and converted to full day service.
|-
|rowspan=3|'''1999'''
|{{TBC}}
|style='text-align:left'|First bus from Tampines Int brought forward to 0515 hrs on weekdays and Saturdays.
|-
|{{TBC}}
|style='text-align:left'|Last bus from Tampines Int extended to 2345 hrs daily.
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Tampines Dormitory along Tampines Ave 10.
|-
|rowspan=3|{{Bus/D|72|note=Yio Chu Kang ↔ Tampines}}{{Bus/D|72A|PAST|note=Yio Chu Kang → Upp Serangoon Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|72A|PAST|note=Introduced from Yio Chu Kang Ter to Upp Serangoon Rd (Opp Nativity Ch Ctr) during evening peak hours on weekdays.}}
|-
|rowspan=2|'''2002'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|72|note=First bus from Tampines Int brought forward to 0545 hrs on Sundays and Public Holidays.}}
|-
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops before and after Tampines Ave 9 along Tampines Ave 10.
|-
|rowspan=2|{{Bus/D|72|note=Yio Chu Kang ↔ Tampines}}{{Bus/D|72A|PAST|note=Yio Chu Kang → Hougang Ctrl}}
|rowspan=2|'''2003'''
|rowspan=2|'''21 June'''
|style='text-align:left'|Amended to ply Hougang Ctrl and Upp Serangoon Rd under North East Line Rationalisation Phase 1.
|-
|style='text-align:left'|{{Bus/D|72A|PAST|note=Shortened to terminate at Hougang Ctrl (Opp Hougang Ctrl Int) under North East Line Rationalisation Phase 1.}}
|-
|rowspan=3|Yio Chu Kang ↔ Tampines
|'''2006'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|72A|PAST|note=Discontinued.}}
|-
|'''2007'''
|'''22 May'''
|style='text-align:left'|{{DWAB}}
|-
|'''2009'''
|'''19 April'''
|style='text-align:left'|Serves new pair of bus stops outside Blk 834 and outside Hougang Polyclinic along Hougang Ave 4.
|-
|{{Bus/D|72|note=Yio Chu Kang ↔ Tampines}}{{Bus/D|72A|note=Yio Chu Kang → Hougang Ctrl}}
|'''2012'''
|'''30 July'''
|style='text-align:left'|{{Bus/D|72A|note=Introduced from Yio Chu Kang Ter to Hougang Ctrl (Opp Hougang Ctrl Int) during morning peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=3|{{Bus/D|72|note=Yio Chu Kang ↔ Tampines}}{{Bus/D|72A|note=Yio Chu Kang → Hougang Ctrl}}{{Bus/D|72B|note=Yio Chu Kang → Ang Mo Kio Ave 5}}
|'''2013'''
|'''2 January'''
|style='text-align:left'|{{Bus/D|72B|note=Introduced from Yio Chu Kang Ter to Ang Mo Kio Ave 5 (ITE College Ctrl) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2017'''
|'''24 December'''
|style='text-align:left'|Amended to ply Tampines Ctrl 8 and Tampines Concourse towards Tampines Int.
|-
|'''2022'''
|'''27 February'''
|style='text-align:left'|Amended to ply the realigned Tampines Rd, skipping Tampines Lk and a portion of Tampines Ave 10.
|}

==Service 73==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=23|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=2|Toa Payoh ↔ Upp Thomson Rd
|'''1974'''
|'''3 February'''
|style='text-align:left'|Re-numbered from Service 73/73A as a service between Toa Payoh Town Ctr Ter and Yio Chu Kang Rd Ter.
|-
|'''1977'''
|'''11 July'''
|style='text-align:left'|Amended to ply Yio Chu Kang Rd, skipping Jln Woodbridge.
|-
|Toa Payoh ↔ Old Upp Thomson
|'''1979'''
|'''26 October'''
|style='text-align:left'|Amended to Old Upp Thomson Ter.
|-
|rowspan=6|Toa Payoh ↺ Old Upp Thomson Rd
|rowspan=2|'''1980'''
|'''9 March'''
|style='text-align:left'|Amended to loop at Old Upp Thomson Rd from Toa Payoh Town Ctr Ter.
|-
|'''13 October'''
|style='text-align:left'|Amended to ply Ang Mo Kio Ave 9 and Ang Mo Kio Ave 4 with the partial closure of Yio Chu Kang Rd to facilitate redevelopment.
|-
|'''1981'''
|'''5 June'''
|style='text-align:left'|Amended to ply the realigned Yio Chu Kang Rd, skipping Ang Mo Kio Ave 9.
|-
|rowspan=3|'''1983'''
|'''6 February'''
|style='text-align:left'|Amended to ply CTE towards Old Upp Thomson Rd with the closure of temporary slip road between Braddell Rd and Lor Chuan.
|-
|'''20 June'''
|style='text-align:left'|Amended back to ply Lor Chuan towards Old Upp Thomson Rd with the opening of new link road between Braddell Rd and Lor Chuan under Braddell Flyover.
|-
|'''26 December'''
|style='text-align:left'|Amended to Toa Payoh Int.
|-
|Toa Payoh ↔ Yio Chu Kang
|'''1988'''
|'''24 January'''
|style='text-align:left'|Shortened to Yio Chu Kang Ter.
|-
|Toa Payoh ↺ Serangoon North Ave 4
|'''1992'''
|'''20 September'''
|style='text-align:left'|Amended to loop at Serangoon Nth Ave 4 from Toa Payoh Int under TransitLink Network Integration Exercise Phase 9.
|-
|rowspan=6|Toa Payoh ↔ Ang Mo Kio
|'''1993'''
|'''5 December'''
|style='text-align:left'|Extended to Ang Mo Kio Int under TransitLink Network Integration Exercise Phase 14.
|-
|'''1994'''
|{{TBC}}
|style='text-align:left'|First bus from Ang Mo Kio Int brought forward to 0530 hrs daily.
|-
|'''1996'''
|{{TBC}}
|style='text-align:left'|First bus from Toa Payoh Int brought forward to 0545 hrs on weekdays and Saturdays.
|-
|rowspan=2|'''1998'''
|rowspan=2|'''31 May'''
|style='text-align:left'|Amended to Toa Payoh Temp Int.
|-
|style='text-align:left'|Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
|-
|rowspan=2|'''2002'''
|'''24 March'''
|style='text-align:left'|Amended to Ang Mo Kio Temp Int.
|-
|rowspan=4|Ang Mo Kio ↺ Toa Payoh
|'''19 May'''
|style='text-align:left'|Amended to loop at Toa Payoh Integrated Transport Hub from Ang Mo Kio Temp Int.
|-
|'''2005'''
|'''19 February'''
|style='text-align:left'|Serves additional pair of bus stops outside Jubilee and opposite Blk 710 along Ang Mo Kio Ave 8.
|-
|'''2007'''
|'''28 April'''
|style='text-align:left'|Amended to Ang Mo Kio Integrated Transport Hub.
|-
|'''2012'''
|'''3 December'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|{{Bus/D|73|note=Ang Mo Kio ↺ Toa Payoh}}{{Bus/D|73T|note=Ang Mo Kio → Toa Payoh}}
|'''2021'''
|'''11 April'''
|style='text-align:left'|{{Bus/D|73T|note=Introduced from Ang Mo Kio Int to Toa Payoh Int, operating after the last bus of Service 73 daily. {{LWAB}}}}
|-
|'''2025'''
|'''28 December'''
|style='text-align:left'|Serves a new pair of bus stops outside Goldenhill Pk Condo and Lor Chuan Stn Exit B along Lor Chuan.
|}

==Service 73/73A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{ABS}}
|rowspan=4|Yio Chu Kang Rd ↔ Tg Pagar
|'''1971'''
|'''16 June'''
|style='text-align:left'|Introduced between Yio Chu Kang Rd Ter and Tg Pagar Ter.
|-
|'''1972'''
|'''18 June'''
|style='text-align:left'|Amended to ply Bendemeer Rd towards Tg Pagar Ter with the conversion of Serangoon Rd to one-way traffic.
|-
|rowspan=2|{{SBS}}
|'''1973'''
|'''1 July'''
|style='text-align:left'|Operations transferred to Singapore Bus Services.
|-
|'''1974'''
|'''3 February'''
|style='text-align:left'|Shortened to Toa Payoh Town Ctr Ter and re-numbered Service 73 under 1974 Bus Rationalisation.
|}

==Service 74==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=21|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|Ang Mo Kio Ave 6 ↔ Clementi
|rowspan=2|'''1979'''
|'''16 July'''
|style='text-align:left'|Introduced between Ang Mo Kio Ave 6 Ter and Clementi Ave 3 Ter.
|-
|rowspan=7|Ang Mo Kio ↔ Clementi
|'''12 August'''
|style='text-align:left'|Amended to Ang Mo Kio Ave 3 Ter.
|-
|'''1980'''
|'''16 November'''
|style='text-align:left'|Amended to Clementi Int.
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''1987'''
|'''12 August'''
|style='text-align:left'|Skips removed bus stop after Joan Rd along Lornie Rd.
|-
|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|rowspan=2|'''1990'''
|'''21 February'''
|style='text-align:left'|Skips removed bus stop opposite Jasmine Rd along Upp Thomson Rd.
|-
|rowspan=2|Upp Serangoon ↔ Clementi
|'''10 June'''
|style='text-align:left'|Extended to Upp Serangoon Ter and amended to ply Ang Mo Kio Ave 6 and Marymount Rd, skipping Ang Mo Kio Ave 1.
|-
|'''1991'''
|'''28 April'''
|style='text-align:left'|Amended to ply Clementi Ave 2 towards Clementi Int under TransitLink Network Integration Exercise Phase 4.
|-
|Upp Serangoon ↔ Buona Vista
|'''1993'''
|'''5 December'''
|style='text-align:left'|Integrated with Service 202 and amended to Buona Vista Ter under TransitLink Network Integration Exercise Phase 14.
|-
|rowspan=2|Hougang Ctrl ↔ Buona Vista
|'''1994'''
|'''18 December'''
|style='text-align:left'|Amended to Hougang Ctrl Int.
|-
|'''1999'''
|{{TBC}}
|style='text-align:left'|Skips temporarily closed bus stops outside and opposite Sch of Mechanical & Mfg along Commonwealth Ave West.
|-
|rowspan=3|{{Bus/D|74|note=Hougang Ctrl ↔ Buona Vista}}{{Bus/D|74A|PAST|note=Hougang Ctrl Int → Clementi Rd}}
|'''2000'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|74A|PAST|note=Introduced from Hougang Ctrl Int to Clementi Rd (Ngee Ann Poly) during morning peak hours on weekdays.}}
|-
|'''2001'''
|'''18 October'''
|style='text-align:left'|Serves reinstated bus stops outside Dover Stn along Commonwealth Ave West.
|-
|'''2003'''
|'''17 March'''
|style='text-align:left'|{{Bus/D|74A|PAST|note=Amended to terminate at bus stop Opp Ngee Ann Poly due to opening of new flyover between Jalan Anak Bukit and Clementi Rd.}}
|-
|rowspan=5|Hougang Ctrl ↔ Buona Vista
|'''2005'''
|{{TBC}}
|style='text-align:left'|{{Bus/D|74A|PAST|note=Discontinued.}}
|-
|'''2006'''
|{{TBC}}
|style='text-align:left'|Serves merged bus stop opposite Buona Vista Stn along Nth Buona Vista Rd with the closure of the staggered bus stop.
|-
|'''2014'''
|'''29 September'''
|style='text-align:left'|{{DWAB}}
|-
|'''2018'''
|'''28 October'''
|style='text-align:left'|Amended to ply southbound Lornie Highway towards Buona Vista Ter.<ref>[//www.sbstransit.com.sg/news/lornie-highway-opening-changes-to-services-52-74-93-157-165-and-852-from-sun-28-oct "Lornie Highway Opening: Changes to Services 52, 74, 93, 157, 165 and 852 from Sun, 28 Oct"] SBS Transit, 17 October 2018</ref>
|-
|'''2019'''
|'''23 June'''
|style='text-align:left'|Amended to ply northbound Lornie Highway towards Hougang Ctrl Int.<ref>[//www.sbstransit.com.sg/news/route-amendment-for-services-52-74-93-and-852 "Route amendment for Services 52, 74, 93 and 852"] SBS Transit, 10 June 2019</ref>
|}

==Service 74A==
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=3|{{SBS}}
|Upp Serangoon → Ang Mo Kio Stn
|rowspan=2|'''1994'''
|'''19 June'''
|style='text-align:left'|Introduced between Upp Serangoon Ter and Ang Mo Kio Ave 3 (Ang Mo Kio Stn) as a route variant of Service 74.
|-
|rowspan=2|Hougang Ctrl → Ang Mo Kio Stn
|'''18 December'''
|style='text-align:left'|Amended to Hougang Ctrl Int.
|-
|'''1995'''
|'''8 January'''
|style='text-align:left'|Integrated with Service 165 and discontinued.
|}

==Service 75==
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=15|{{SBS}}
|Clementi ↔ Anson Rd
|rowspan=3|'''1981'''
|'''15 June'''
|style='text-align:left'|Introduced between Clementi Int and Anson Rd Ter as a peak hour semi-express service on weekdays and Saturdays, replacing the deleted sectors of Service 191.
|-
|rowspan=4|Clementi ↺ Empress Pl
|'''21 September'''
|style='text-align:left'|Extended to loop at Empress Pl from Clementi Int.
|-
|'''11 October'''
|style='text-align:left'|Serves staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
|-
|'''1984'''
|'''10 June'''
|style='text-align:left'|Amended to ply Connaught Dr, Collyer Quay, Raffles Quay, Shenton Way, Cantonment Lk, Cantonment Rd, Outram Rd, Tiong Bahru Rd, Zion Rd and Hoot Kiam Rd towards Clementi Int and converted to full day trunk service, skipping St. Andrew's Rd, Coleman St, Canning Rise, Oxley Rise and Exeter Rise.
|-
|rowspan=2|'''1986'''
|'''14 September'''
|style='text-align:left'|Skips the bus stop outside Tanglin Police Stn along Napier Rd.
|-
|rowspan=3|Clementi ↔ Marina Ctr
|'''30 November'''
|style='text-align:left'|Extended to Marina Ctr Ter.
|-
|'''1987'''
|'''6 April'''
|style='text-align:left'|Skips removed bus stop before College Rd along Outram Rd.
|-
|rowspan=3|'''1988'''
|'''8 March'''
|style='text-align:left'|Amended to ply Clementi Ave 3 with the abolition of right turning from Clementi Ave 3 to Commonwealth Ave West.
|-
|rowspan=6|Choa Chu Kang ↔ Marina Ctr
|'''31 July'''
|style='text-align:left'|Extended to Choa Chu Kang Ter.
|-
|'''25 August'''
|style='text-align:left'|Amended to ply Choa Chu Kang Ave 1 with the completion of the road junction between Teck Whye Ave and Choa Chu Kang Ave 1.
|-
|'''1989'''
|'''22 May'''
|style='text-align:left'|First bus from Choa Chu Kang Ter brought forward to 0520 hrs on weekdays and Saturdays.
|-
|rowspan=3|'''1990'''
|'''10 March'''
|style='text-align:left'|Extended to interim terminal along Choa Chu Kang Ave 4.
|-
|'''8 April'''
|style='text-align:left'|Amended to Choa Chu Kang Int.
|-
|'''16 December'''
|style='text-align:left'|Amended to ply Choa Chu Kang Way, skipping Choa Chu Kang Dr.
|-
|rowspan=16|Bukit Panjang ↔ Marina Ctr
|'''1993'''
|'''3 January'''
|style='text-align:left'|Shortened to Bt Panjang Ter with the introduction of Service 179 under TransitLink Network Integration Exercise Phase 11.
|-
|rowspan=28|{{SMB}} '''(Current)''' ''Known as {{TIBS}} prior to 10 May 2004''
|rowspan=2|'''1995'''
|rowspan=2|'''6 August'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|style='text-align:left'|First bus from Marina Ctr Ter brought forward to 0600 hrs on weekdays and 0610 hrs on Saturdays.
|-
|'''1997'''
|{{TBC}}
|style='text-align:left'|First bus from Marina Ctr Ter revised to 0630 hrs on weekdays and Saturdays.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|First bus from Marina Ctr Ter brought forward to 0615 hrs on weekdays and Saturdays.
|-
|rowspan=3|'''1999'''
|rowspan=3|'''26 December'''
|style='text-align:left'|Amended to Bt Panjang Int.
|-
|style='text-align:left'|First bus from Bt Panjang Int brought forward to 0530 hrs on Sundays and Public Holidays. Last bus from Bt Panjang Int brought forward to 2330 hrs daily.
|-
|style='text-align:left'|Last bus from Marina Ctr Ter brought forward to 2345 hrs daily.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Clifford Ctr along Collyer Quay.
|-
|'''2003'''
|'''12 October'''
|style='text-align:left'|Serves bus stop opposite Bt Timah Plaza along Jln Anak Bt with the removal of the bus stop under the PIE Flyover.
|-
|rowspan=2|'''2005'''
|'''2 July'''
|style='text-align:left'|Serves bus stop outside Fullerton Sq along Fullerton Rd with the abolition of the bus stop outside Clifford Ctr along Collyer Quay.
|-
|'''30 October'''
|style='text-align:left'|Serves new bus stop outside Blk 94 along Zion Rd.
|-
|'''2010'''
|'''23 May'''
|style='text-align:left'|Skips temporarily closed bus stop outside Assumption Voc Inst along Upp Bt Timah Rd to facilitate the construction of Cashew station along the Downtown Line.
|-
|'''2011'''
|'''3 July'''
|style='text-align:left'|Serves additional pair of bus stops opposite Min of Defence and before Cashew Rd along Upp Bt Timah Rd.
|-
|rowspan=2|'''2012'''
|'''1 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''16 December'''
|style='text-align:left'|Extended to start from and terminate at Bt Panjang Rd with the opening of Bt Panjang Temp Bus Pk and the closure of Bt Panjang Int.
|-
|rowspan=6|{{Bus/D|75|note=Bt Panjang ↔ Marina Ctr}}{{Bus/D|75A|PAST|note=Bt Panjang → Clementi Rd}}
|'''2013'''
|'''29 July'''
|style='text-align:left'|{{Bus/D|75A|PAST|note=Introduced from Bt Panjang Rd (Blk 604) to Clementi Rd (Opp SIM HQ) during morning peak hours on weekdays. {{LWAB}}}}
|-
|'''2015'''
|'''1 March'''
|style='text-align:left'|Serves reinstated bus stop outside Assumption Pathway Sch along Upp Bt Timah Rd, skipping a pair of bus stops opposite Ministry of Defence and before Cashew Rd.
|-
|'''2016'''
|'''1 May'''
|style='text-align:left'|Amended to ply Esplanade Dr with the partial closure of Fullerton Rd.
|-
|rowspan=3|'''2017'''
|rowspan=3|'''4 September'''
|style='text-align:left'|{{Bus/D|75A|PAST|note=Extended to start from Bt Panjang Temp Bus Pk.}}
|-
|style='text-align:left'|Serves additional pair of bus stops outside and opposite Ten Mile Junction Stn along Woodlands Rd.
|-
|style='text-align:left'|Serves a pair of bus stops outside and opposite Blk 180 along Jelebu Rd, skipping the pair of bus stops outside and opposite Bt Panjang Plaza.
|-
|rowspan=3|{{Bus/D|75|note=Gali Batu ↔ Marina Ctr}}{{Bus/D|75A|PAST|note=Gali Batu → Clementi Rd}}
|rowspan=6|'''2021'''
|rowspan=2|'''23 January'''
|style='text-align:left'|Extended to Gali Batu Ter, serving 2 additional pairs of bus stops after KJE Slip Rd, Blk 632 CP, opposite Blk 632 CP and opposite Blk 635A along Woodlands Rd.
|-
|style='text-align:left'|{{Bus/D|75|note=First bus from Woodlands Rd (Aft KJE Slip Rd) extended to 0525 hrs daily.}}
|-
|'''24 February'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter.
|-
|rowspan=3|Gali Batu ↔ Marina Ctr
|rowspan=2|'''11 April'''
|style='text-align:left'|Amended to ply the extended southbound Upp Bt Timah Rd towards Marina Ctr Ter, skipping Jln Anak Bt.
|-
|style='text-align:left'|{{Bus/D|75A|PAST|note=Discontinued with the route amendment of Service 75 to the extended southbound Upp Bt Timah Rd.}}
|-
|'''26 December'''
|style='text-align:left'|Amended to ply Esplanade Dr towards Gali Batu Ter with the closure of Connaught Dr.
|-
|Gali Batu ↔ Bukit Merah
|'''2023'''
|'''17 December'''
|style='text-align:left'|Shortened to Bt Merah Int under Thomson East Coast Line Bus Rationalisation.
|}

==Service 76==
===1st Generation (1981 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|Clementi ↺ Jurong East Ctrl
|'''1981'''
|'''24 November'''
|style='text-align:left'|Introduced between Clementi Int and Jurong East Ctrl (Loop).
|-
|Clementi ↺ Jurong East Ave 1
|'''1982'''
|'''12 September'''
|style='text-align:left'|Amended to ply Jurong East Ctrl, Jurong East Ave 1 and Jurong Town Hall Rd.
|-
|rowspan=2|Jurong East ↺ Clementi
|'''1985'''
|'''30 June'''
|style='text-align:left'|Amended to start from Jurong East Int and loop at Clementi Int.
|-
|'''1988'''
|'''13 March'''
|style='text-align:left'|Integrated with Service SS2 and discontinued.
|}

===2nd Generation (since 1989)===
{| class="wikitable" style='text-align:center'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=17|{{SBST}} '''(Current)''' ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=4|Yio Chu Kang ↔ Marine Parade
|'''1989'''
|'''5 March'''
|style='text-align:left'|Introduced between Yio Chu Kang Ter and Marine Parade Ter.
|-
|'''1992'''
|'''3 May'''
|style='text-align:left'|Amended to ply Paya Lebar Rd, Tg Katong Rd, Amber Rd and Marine Parade Rd under TransitLink Network Integration Exercise Phase 7, skipping Ubi Ave 2, Eunos Link, Jln Eunos, Still Rd and Still Rd Sth.
|-
|rowspan=2|'''1994'''
|{{TBC}}
|style='text-align:left'|First bus from Yio Chu Kang Ter brought forward to 0530 hrs on weekdays and Saturdays. Last bus from Yio Chu Kang Ter extended to 2315 hrs daily.
|-
|{{TBC}}
|style='text-align:left'|Last bus from Marine Parade Ter extended to 2315 hrs daily.
|-
|rowspan=5|{{Bus/D|76|note=Yio Chu Kang ↺ Siglap Rd}}{{Bus/D|76A|PAST|note=Yio Chu Kang → Siglap Rd}}
|rowspan=2|'''2001'''
|rowspan=2|'''16 September'''
|style='text-align:left'|Amended to loop at Siglap Rd from Yio Chu Kang Ter with the closure of Marine Parade Ter.
|-
|style='text-align:left'|{{Bus/D|76A|PAST|note=Introduced from Yio Chu Kang Ter to Siglap Rd (Opp Mandarin Gdns), operating after the last bus of Service 76 daily.}}
|-
|rowspan=3|'''2003'''
|'''16 March'''
|style='text-align:left'|Amended to ply Eunos Ave 5 and Eunos Rd 8 with the partial closure of Paya Lebar Rd to facilitate the construction of Paya Lebar station on the Circle Line.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Victoria Sch along Marine Parade Rd.
|-
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Shell Kiosk along Tg Katong Rd.
|-
|rowspan=3|{{Bus/D|76|note=Yio Chu Kang ↺ Siglap Rd}}{{Bus/D|76A|PAST|note=Yio Chu Kang → Marine Parade Rd}}
|'''2005'''
|'''25 April'''
|style='text-align:left'|{{Bus/D|76A|PAST|note=Extended to terminate at Marine Parade Rd (Victoria Sch).}}
|-
|'''2007'''
|'''22 May'''
|style='text-align:left'|{{DWAB}}
|-
|'''2009'''
|'''23 August'''
|style='text-align:left'|Amended to ply the reinstated Paya Lebar Rd, skipping Eunos Ave 5 and Eunos Rd 8.
|-
|rowspan=3|{{Bus/D|76|note=Yio Chu Kang ↺ Marine Terr}}{{Bus/D|76A|PAST|note=Yio Chu Kang → Marine Terrace}}
|rowspan=2|'''2011'''
|rowspan=2|'''30 January'''
|style='text-align:left'|{{Bus/D|76|note=Shortened to loop at Marine Terr, skipping Siglap Rd.}}
|-
|style='text-align:left'|{{Bus/D|76A|PAST|note=Shortened to terminate at Marine Terr (Opp CHIJ Katong Convent).}}
|-
|'''2013'''
|'''22 September'''
|style='text-align:left'|Serves new bus stop outside Wisma AUPE along Upp Paya Lebar Rd.
|-
|rowspan=2|Yio Chu Kang ↔ Eunos
|rowspan=2|'''2016'''
|rowspan=2|'''20 March'''
|style='text-align:left'|{{Bus/D|76|note=Shortened to Eunos Int with the introduction of Service 134.<ref name='AIT'>[//www.sbstransit.com.sg/news/new-services---134-and-150---and-route-amendment-for-service-76 "New Services - 134 and 150 - and route amendment for Service 76"] SBS Transit, 4 March 2016</ref>}}
|-
|style='text-align:left'|{{Bus/D|76A|PAST|note=Discontinued with the route amendment of Service 76 to Eunos Int.<ref name='AIT'/>}}
|}

==Service 77==
===1st Generation (1980 - 1986)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=4|{{SBS}}
|rowspan=4|Ang Mo Kio ↺ Bendemeer Rd
|'''1980'''
|'''17 August'''
|style='text-align:left'|Introduced between Ang Mo Kio Ave 3 Ter and Bendemeer Rd (Loop).
|-
|'''1981'''
|'''5 July'''
|style='text-align:left'|Amended to Ang Mo Kio Ctrl 2 Ter.
|-
|'''1983'''
|'''10 April'''
|style='text-align:left'|Amended to Ang Mo Kio Int.
|-
|'''1986'''
|'''16 March'''
|style='text-align:left'|Integrated with Service 162 and discontinued.
|}

===2nd Generation (since 1995)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=3|{{SBS}}
|Marina Ctr ↺ Farrer Rd
|'''1995'''
|'''5 November'''
|style='text-align:left'|Introduced between Marina Ctr Ter and Farrer Rd (Loop).
|-
|rowspan=2|Marina Ctr ↔ Bukit Batok
|'''1996'''
|{{TBC}}
|style='text-align:left'|Extended to Bt Batok Int, skipping Farrer Rd.
|-
|'''1998'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Highgate Condo along Toh Tuck Rd.
|-
|rowspan=9|{{SMB}} ''Known as {{TIBS}} prior to 10 May 2004''
|Bukit Batok ↔ Marina Ctr
|rowspan=2|'''2000'''
|'''18 June'''
|style='text-align:left'|Operations transferred to Trans Island Bus Services.
|-
|rowspan=4|{{Bus/D|77|note=Bukit Batok ↔ Marina Ctr}}{{Bus/D|77A|PAST|note=Bukit Batok → Toh Tuck Rd}}
|{{TBC}}
|style='text-align:left'|{{Bus/D|77A|PAST|note=Introduced from Bt Batok Int to Toh Tuck Rd (Good Luck View) during morning peak hours on weekdays.}}
|-
|'''2002'''
|'''7 July'''
|style='text-align:left'|Skips the bus stop outside Orchard Emerald along Orchard Rd.
|-
|'''2003'''
|{{TBC}}
|style='text-align:left'|Serves new bus stop outside Goh & Goh Bldg along Jln Jurong Kechil.
|-
|'''2005'''
|'''2 July'''
|style='text-align:left'|Amended to ply Grange Rd with the partial closure of Somerset Rd.
|-
|rowspan=6|Bukit Batok ↔ Marina Ctr
|'''2009'''
|'''2 January'''
|style='text-align:left'|{{Bus/D|77A|PAST|note=Discontinued.}}
|-
|rowspan=2|'''2012'''
|'''1 July'''
|style='text-align:left'|{{DWAB}}
|-
|'''9 December'''
|style='text-align:left'|Amended to ply Upp Bt Timah Rd and Bt Timah Lk with the partial closure of Jln Jurong Kechil to facilitate the construction of Beauty World station on the Downtown Line.
|-
|'''2014'''
|'''26 January'''
|style='text-align:left'|Amended to ply the reinstated Jln Jurong Kechil, skipping Upp Bt Timah Rd and Bt Timah Lk.
|-
|rowspan=2|{{TTS}} '''(Current)'''
|'''2016'''
|'''29 May'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|'''2021'''
|'''27 February'''
|style='text-align:left'|Amended to the relocated Marina Ctr Ter.
|}

==Service 78==
===1st Generation (1980 - 1983)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Clementi ↺ Queensway
|'''1980'''
|'''17 November'''
|style='text-align:left'|Introduced between Clementi Int and Queensway (Loop) as a peak hour service on weekdays and Saturdays.
|-
|'''1983'''
|'''28 February'''
|style='text-align:left'|Discontinued.
|}

===2nd Generation (since 1988)===
{| class='wikitable' style='text-align:center;'
!style={{CSS/BUS|xfc=|xbc=}}|Operator
!style={{CSS/BUS|xfc=|xbc=}}|Route
!style={{CSS/BUS|xfc=|xbc=}}|Year
!style={{CSS/BUS|xfc=|xbc=}}|Date
!style={{CSS/BUS|xfc=|xbc=}}|Service changes
|-
|rowspan=13|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=12|Jurong East ↺ Clementi Ave 3
|'''1988'''
|'''19 June'''
|style='text-align:left'|Introduced between Jurong East Int and Clementi Ave 3 (Loop).
|-
|'''1990'''
|'''1 July'''
|style='text-align:left'|Integrated with Service 245 and amended to ply Pandan Rd with the opening of Boon Lay Int.
|-
|'''1999'''
|'''23 January'''
|style='text-align:left'|Amended to ply West Coast Rd with the partial closure of Teban Gdns Rd.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Blk 51 along West Coast Rd.
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Blk 131 along Jurong East St 13.
|-
|rowspan=2|'''2002'''
|rowspan=2|'''12 May'''
|style='text-align:left'|Amended to ply West Coast Rd towards Jurong East Int, skipping eastbound Teban Gdns Rd.
|-
|style='text-align:left'|First bus brought forward to 0545 hrs daily. Last bus extended to 0020 hrs daily.
|-
|'''2004'''
|'''4 September'''
|style='text-align:left'|Amended to ply Pandan Ave towards Clementi Ave 3.
|-
|'''2005'''
|'''3 April'''
|style='text-align:left'|Amended to ply West Coast Rd towards Clementi Ave 3, skipping westbound Teban Gdns Rd.
|-
|'''2009'''
|'''5 July'''
|style='text-align:left'|Amended to ply Boon Lay Way and Jurong East Ctrl with the closure of Jurong East St 12 to facilitate the Jurong East Modification Project (JEMP).
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2012'''
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=2|{{Bus/D|78|note=Jurong East ↺ Clementi Ave 3}}{{Bus/D|78A|note=Jurong East → Tg Penjuru}}
|'''2013'''
|'''4 March'''
|style='text-align:left'|{{Bus/D|78A|note=Introduced from Jurong East Temp Int to Tg Penjuru (Opp CLP Intl) during morning peak hours on weekdays. {{LWAB}}}}
|-
|rowspan=5|{{TTS}} '''(Current)'''
|'''2016'''
|'''12 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|{{Bus/D|78|note=Jurong Gateway Rd ↺ Clementi Ave 3}}{{Bus/D|78A|note=Jurong Gateway Rd → Tg Penjuru}}
|'''2020'''
|'''6 December'''
|style='text-align:left'|Amended to start from and terminate at Jurong Gateway Rd with the relocation of Jurong East Temp Int.
|-
|rowspan=3|{{Bus/D|78|note=Jurong Town Hall ↺ Clementi Ave 3}}{{Bus/D|78A|note=Jurong Town Hall → Tg Penjuru}}
|rowspan=2|'''2023'''
|rowspan=2|'''26 November'''
|style='text-align:left'|Extended to Jurong Town Hall Int.
|-
|style='text-align:left'|{{Bus/D|78|note=First bus brought forward to 0540 hrs daily.}}
|-
|'''2025'''
|'''23 November'''
|style='text-align:left'|Serves a reinstated bus stop before Pandan Rd along Jln Buroh.
|}

==Service 79==
===1st Generation (1983 - 1984)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=2|{{SBS}}
|rowspan=2|Jurong East ↺ Nth Bridge Rd
|'''1983'''
|'''27 February'''
|style='text-align:left'|Introduced between Jurong East Ter and Nth Bridge Rd (Loop).
|-
|'''1984'''
|'''24 June'''
|style='text-align:left'|Integrated with Service 147 and discontinued.
|}

===2nd Generation (1985 - 1988)===
{| class="wikitable" style='text-align:center'
!style={{CSS/PAST|xfc=|xbc=}}|Operator
!style={{CSS/PAST|xfc=|xbc=}}|Route
!style={{CSS/PAST|xfc=|xbc=}}|Year
!style={{CSS/PAST|xfc=|xbc=}}|Date
!style={{CSS/PAST|xfc=|xbc=}}|Service changes
|-
|rowspan=6|{{SBS}}
|rowspan=2|Jurong East ↺ Empress Pl
|rowspan=2|'''1985'''
|'''16 June'''
|style='text-align:left'|Introduced between Jurong East Ter and Empress Pl (Loop).
|-
|'''30 June'''
|style='text-align:left'|Amended to Jurong East Int.
|-
|rowspan=4|Jurong East ↔ Marina Ctr
|'''1986'''
|'''30 November'''
|style='text-align:left'|Extended to Marina Ctr Ter.
|-
|rowspan=3|'''1988'''
|'''3 January'''
|style='text-align:left'|Serves staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
|-
|'''11 January'''
|style='text-align:left'|Serves merged bus stop along Ayer Rajah Rd.
|-
|'''18 December'''
|style='text-align:left'|Integrated with Service 97 and discontinued.
|}

===3rd Generation (since 1992)===
{|class='wikitable' style='text-align:center;'
!style='{{CSS/BUS|xfc=|xbc=}}'|Operator
!style='{{CSS/BUS|xfc=|xbc=}}'|Route
!style='{{CSS/BUS|xfc=|xbc=}}'|Year
!style='{{CSS/BUS|xfc=|xbc=}}'|Date
!style='{{CSS/BUS|xfc=|xbc=}}'|Service changes
|-
|rowspan=10|{{SBST}} ''Known as {{SBS}} prior to 1 November 2001''
|rowspan=10|Jurong East ↺ Boon Lay
|'''1992'''
|'''24 May'''
|style='text-align:left'|Introduced between Jurong East Int and Boon Lay Int (Loop).
|-
|'''1995'''
|'''15 January'''
|style='text-align:left'|Amended to ply Jln Boon Lay, Chin Bee Dr, Quality Rd, Chin Bee Ave, Third Chin Bee Rd and Intl Rd with the route amendment of Service 246, skipping Boon Lay Way.
|-
|'''1999'''
|'''23 January'''
|style='text-align:left'|Amended to ply West Coast Rd with the partial closure of Teban Gdns Rd.
|-
|'''2000'''
|{{TBC}}
|style='text-align:left'|Serves new pair of bus stops outside and opposite Blk 51 along West Coast Rd.
|-
|'''2001'''
|{{TBC}}
|style='text-align:left'|Serves additional bus stop outside Blk 131 along Jurong East St 13.
|-
|'''2006'''
|'''18 June'''
|style='text-align:left'|Amended to loop at Boon Lay Temp Int.
|-
|rowspan=2|'''2009'''
|'''5 July'''
|style='text-align:left'|Amended to ply Boon Lay Way and Jurong East Ctrl with the closure of Jurong East St 12 to facilitate the Jurong East Modification Project (JEMP).
|-
|'''27 December'''
|style='text-align:left'|Amended to loop at Boon Lay Integrated Transport Hub.
|-
|'''2011'''
|'''17 December'''
|style='text-align:left'|Amended to Jurong East Temp Int.
|-
|'''2012'''
|'''25 June'''
|style='text-align:left'|{{DWAB}}
|-
|rowspan=9|{{TTS}} '''(Current)'''
|rowspan=3|{{Bus/D|79|note=Jurong East ↺ Boon Lay}}{{Bus/D|79A|PAST|note=Jurong East → Boon Lay}}
|rowspan=3|'''2016'''
|rowspan=2|'''12 June'''
|style='text-align:left'|Operations transferred to Tower Transit Singapore.
|-
|style='text-align:left'|{{Bus/D|79A|PAST|note=Introduced from Jurong East Temp Int to Boon Lay Int, operating after the last bus of Service 79 daily. {{LWAB}}}}
|-
|'''23 October'''
|style='text-align:left'|Serves a reinstated pair of bus stops before and after Penjuru Rd along Jln Buroh.
|-
|rowspan=3|{{Bus/D|79|note=Boon Lay ↺ Jurong Gateway Rd}}{{Bus/D|79A|PAST|note=Boon Lay → Jurong Town Hall Rd}}
|rowspan=2|'''2020'''
|rowspan=2|'''6 December'''
|style='text-align:left'|{{Bus/D|79|note=Amended to start from Boon Lay Int and loop at Jurong Gateway Rd with the relocation of Jurong East Temp Int.}}
|-
|style='text-align:left'|{{Bus/D|79A|PAST|note=Amended to start from Boon Lay Int and terminate at the bus stop outside Jurong East Lib along Jurong Town Hall Rd with the relocation of Jurong East Temp Int.}}
|-
|'''2023'''
|'''8 January'''
|style='text-align:left'|Amended to ply realigned Teban Gdns Rd with the permanent partial closure of Teban Gdns Rd to facilitate the construction of Pandan Reservoir station on the Jurong Region Line, skipping the bus stop before Pandan Gdns along Jurong Town Hall Rd.
|-
|rowspan=3|{{Bus/D|79|note=Jurong Town Hall ↺ Boon Lay}}{{Bus/D|79T|note=Jurong Town Hall → Boon Lay}}
|rowspan=3|'''2024'''
|rowspan=3|'''26 May'''
|style='text-align:left'|Amended to start from Jurong Town Hall Int and loop at Boon Lay Int via Jurong West St 64 due to upgrading works at Boon Lay Int.<ref>[//www.towertransit.sg/announcements/route-amendment-of-service-79 "Route Amendment of Service 79"] Tower Transit Singapore, 10 May 2024</ref>
|-
|style='text-align:left'|{{Bus/D|79A|PAST|note=Discontinued with the amendment of Service 79 to start from Jurong Town Hall Int and loop at Boon Lay Int.}}
|-
|style='text-align:left'|{{Bus/D|79T|note=Introduced from Jurong Town Hall Int to Boon Lay Int, operating after the last bus of Service 79 daily. {{LWAB}}}}
|}

==References==
<references/>

==See also==
* [[History of Bus Services]]

[[Category:Buses]]
[[Category:SBS Transit]]
[[Category:SMRT Buses]]
[[Category:Tower Transit Singapore]]