History of Services 1 - 9

Service 1

Operator	Route	Year	Date	Service changes
Associated Bus Services	Changi Point ↔ Delta Circus	1971	11 April	Introduced between Changi Pt Ter and Delta Circus Ter under 1971 Bus Reorganisation.
		1973	11 March	Amended to ply Zion Rd towards Delta Circus Ter with the partial conversion of Kim Seng Rd to one-way traffic.
			1 July	Operations transferred to Singapore Bus Services.
		1974	1 December	Amended to ply New Upp Changi Rd, Bedok Plain, Bedok Hts, Upp East Coast Rd and Bedok Rd.
			8 December	Amended to ply the extended Robinson Rd, skipping Market St.
		1975	2 February	Amended to ply Tiong Bahru Rd and the extended Zion Rd towards Delta Circus Ter with the partial conversion of Kim Seng Rd and Outram Rd to one-way traffic.
			2 March	Amended to ply Sims Ave towards Changi Pt Ter with the conversion of Geylang Rd to one-way traffic.
			25 May	Amended to ply Bedok Wk and New Upp Changi Rd, skipping Bedok Hts and Upp East Coast Rd.
			TBC	Amended to new Changi Pt Ter.
			14 November	Amended to ply New Upp Changi Rd, skipping Bedok Plain and Bedok Wk.
		1976	15 February	Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
		1979	11 February	Amended to ply the extended Shenton Way towards Delta Circus Ter, skipping Parsi Rd and Anson Rd.
			14 October	Amended to ply Sims Ave East towards Changi Pt Ter with the conversion of Changi Rd to one-way traffic.
	Changi Point ↔ Delta Fringe Car Park		11 November	Amended to Delta Fringe Car Pk.
		1980	20 January	Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment Rd to one-way traffic.
		1981	15 June	Amended to ply Loyang Ave and Loyang Way with the partial closure of Upp Changi Rd.
			11 October	Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
			8 November	Revised to operate on weekdays and Saturdays only.
		1987	6 April	Skips removed bus stop before College Rd along Outram Rd.
		1989	5 November	Discontinued.

Service 1A

Operator	Route	Year	Date	Service changes
Associated Bus Services	Changi Point ↔ Delta Circus	1971	1 August	Introduced between Changi Pt Ter and Delta Circus Ter.
		1973	11 March	Amended to ply Zion Rd towards Delta Circus Ter with the partial conversion of Kim Seng Rd to one-way traffic.
			1 July	Operations transferred to Singapore Bus Services.
		1974	3 February	Re-numbered Service 3 under 1974 Bus Rationalisation.

Service 2

Operator	Route	Year	Date	Service changes
Associated Bus Services	Changi Point ↔ Commonwealth Ave	1971	11 April	Introduced between Changi Pt Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
Known as prior to 1 November 2001		1973	1 July	Operations transferred to Singapore Bus Services.
		1974	1 December	Amended to ply New Upp Changi Rd, Bedok Plain, Bedok Hts, Upp East Coast Rd and Bedok Rd.
		1975	2 February	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	Amended to ply Sims Ave towards Changi Pt Ter with the conversion of Geylang Rd to one-way traffic.
			25 May	Amended to ply Bedok Wk and New Upp Changi Rd, skipping Bedok Heights and Upp East Coast Rd.
			TBC	Amended to new Changi Pt Ter.
			14 November	Amended to ply New Upp Changi Rd, skipping Bedok Plain and Bedok Wk.
		1977	17 May	Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Commonwealth Ave Ter.
			29 August	Amended to ply Holland Ave, Holland Dr and Nth Buona Vista Rd towards Commonwealth Ave Ter.
		1979	14 October	Amended to ply Sims Ave East towards Changi Pt Ter with the conversion of Changi Rd to one-way traffic.
		1980	28 December	Amended to ply Jln Bt Merah and Kg Bahru Rd, skipping Outram Rd, Tiong Bahru Rd and Henderson Rd.
		1981	15 June	Amended to ply Loyang Ave and Loyang Way with the partial closure of Upp Changi Rd.
	Changi Village ↔ Buona Vista	1982	27 May	Amended to Buona Vista Ter.
		1987	27 September	Amended to ply the extended Eu Tong Sen St towards Changi Village Ter to facilitate the first stage of road expansion along New Bridge Rd.
			1 November	Amended to ply Eu Tong Sen St towards Changi Village Ter to facilitate the second stage of road expansion along New Bridge Rd.
			13 December	Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
		1989	29 January	Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping the bus stop opposite Jamae Mque.
				Serves additional bus stop opposite Upp Hokien St along Sth Bridge Rd.
		1990	22 July	Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
	Changi Village ↔ New Bridge Rd	1992	29 November	Shortened to New Bridge Rd Ter under TransitLink Network Integration Exercise Phase 10.
		1993	11 April	Amended to ply Jln Sultan, Victoria St, Hill St and New Bridge Rd, skipping South Bridge Rd and Neil Rd.
		1994	3 July	Amended to ply Kallang Rd and Victoria St, skipping Crawford St, Nth Bridge Rd and Jln Sultan.
		1996	TBC	Serves additional bus stop outside Kallang Stn along Sims Ave.
		1997	TBC	Skips removed bus stop opposite Bena Pk along Upp Changi Rd Nth.
			7 December	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.
	2Changi Village ↔ New Bridge Rd 2AChangi Village → New Upp Changi Rd	1999	TBC	Serves bus stop outside Bugis Stn along Victoria St, skipping the bus stop opposite Bugis Junction.
				2AIntroduced between Changi Village Ter and New Upp Changi Rd (Bedok Stn) during evening peak hours on weekdays.
		2002	20 April	Amended to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd.
			TBC	Serves new pair of bus stops outside and opposite Changi Chapel Museum along Upp Changi Rd Nth.
		2004	TBC	Serves new bus stop before Changi Fire Stn along Upp Changi Rd.
		2005	TBC	Serves new bus stop outside ITE Reg Campus along Upp Changi Rd.
		2007	22 May	Designated wheelchair-accessible bus service (WAB).
		2008	TBC	2First bus from New Bridge Rd Ter brought forward to 0545 hrs on Sundays and Public Holidays.
	Changi Village ↔ New Bridge Rd	2012	23 July	2ADiscountinued.
		2013	29 December	Amended to ply Upp Changi Lk with the partial closure of Upp Changi Rd.
(Current)		2016	18 September	Operations transferred to Go-Ahead Singapore.
				First bus from Changi Village Ter brought forward to 0520 hrs on weekdays and Saturdays, and 0540 hrs on Sundays and Public Holidays.
	Changi Village ↔ Kampong Bahru	2018	10 March	Extended to Kg Bahru Ter with the closure of New Bridge Rd Ter.
				First bus from Kg Bahru Ter brought forward to 0540 hrs daily.
	2Changi Village ↔ Kampong Bahru 2AKampong Bahru → New Upp Changi Rd		12 March	2AIntroduced from Kg Bahru Ter to New Upp Changi Rd (Tanah Merah Stn Exit B) during evening peak hours on weekdays. Wheelchair-accessible bus service (WAB) at launch.
			8 April	Serves new pair of bus stops after Somapah Rd and before Simei Rd along Upp Changi Rd East.
	2Changi Village ↔ Kampong Bahru 2BChangi Village → New Upp Changi Rd	2023	25 September	2ADiscontinued.
				2BIntroduced from Changi Village Ter to New Upp Changi Rd (Bedok Stn Exit A) during Weekday afternoons and Weekends. Wheelchair-accessible bus service (WAB) at launch.
		2025	9 March	Serves additional bus stop outside Outram Pk Stn Exit 4 along New Bridge Rd.

Service 2A

Operator	Route	Year	Date	Service changes
Associated Bus Services	Changi Point ↔ Commonwealth Avenue	1971	1 August	Introduced between Changi Pt Ter and Commonwealth Ave Ter.
		1973	1 July	Operations transferred to Singapore Bus Services.
		1974	3 February	Discontinued under 1974 Bus Rationalisation.

Service 3

1^st Generation (1974 - 1991)

Operator	Route	Year	Date	Service changes
	Changi Point ↔ Delta Circus	1974	3 February	Re-numbered from Service 1A as a service between Changi Pt Ter and Delta Circus Ter.
			1 December	Amended to ply New Upp Changi Rd, Bedok Plain, Bedok Hts, Upp East Coast Rd and Bedok Rd.
		1975	2 February	Amended to ply Tiong Bahru Rd and the extended Zion Rd towards Delta Circus Ter with the partial conversion of Kim Seng Rd and Outram Rd to one-way traffic.
			2 March	Amended to ply Sims Ave towards Changi Pt Ter with the conversion of Geylang Rd to one-way traffic.
			25 May	Amended to ply Bedok Wk and New Upp Changi Rd, skipping Bedok Hts and Upp East Coast Rd.
			TBC	Amended to new Changi Pt Ter.
		1976	15 July	Amended to ply Upp Changi Rd, skipping Telok Paku Rd and Nicoll Dr.
	Bedok South Rd ↺ New Bridge Rd		2 August	Shortened to start from Bedok Sth Rd Ter and loop at New Bridge Rd.
	Bedok ↺ New Bridge Rd	1979	8 April	Amended to Bedok Int and converted to a semi-express service.
			14 October	Amended to ply Sims Ave East towards Bedok Int with the conversion of Changi Rd to one-way traffic.
		1983	27 November	Integrated with Service 6 and amended to ply Kallang Rd/Crawford St and Victoria St/Nth Bridge Rd.
		1986	12 January	Converted to trunk service.
			6 July	Serves the bus stop outside Blk 414 along Sims Ave, skipping the bus stop outside Blk 416.
	Bedok ↔ Jurong East	1987	1 February	Extended to Jurong East Int.
			27 September	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	Amended to ply Eu Tong Sen St towards Bedok Int to facilitate the second stage of road expansion along New Bridge Rd.
		1988	20 March	Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd.
		1989	19 February	Serves new bus stop outside Blk 135 along Jurong East St 13.
			19 November	Serves new bus stop outside Kallang Stn along Sims Ave.
		1990	22 July	Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
		1991	6 January	Discontinued under TransitLink Network Integration Exercise Phase 1.

2^nd Generation (since 2002)

Operator	Route	Year	Date	Service changes
	Tampines ↺ Pasir Ris St 71	2002	7 April	Introduced between Tampines Int and Pasir Ris St 71 (Loop) with the integration of Services 294 and 357.
		2003	TBC	Serves new bus stop outside Blk 741 along Pasir Ris Dr 10.
	3Tampines ↺ Punggol Stn 3ATampines → Pasir Ris Dr 12 3BPasir Ris Dr 1 → Pasir Ris		19 October	Extended to loop at Punggol Ctrl.
				3AIntroduced from Tampines Int to Pasir Ris Dr 12 (Blk 747A) during evening peak hours on weekdays and after the last bus of Service 3 daily.
				3BIntroduced from Pasir Ris Dr 1 (Blk 738) to Pasir Ris Int during evening peak hours on weekdays.
	3Tampines ↔ Punggol 3ATampines → Pasir Ris Dr 12 3BPasir Ris Dr 1 → Pasir Ris		30 November	Amended to Punggol Int.
		2008	TBC	3First bus from Punggol Int brought forward to 0540 hrs on weekdays.
		2009	5 September	Serves new pair of bus stops outside Blk 231A CP and outside Blk 485 along Pasir Ris Dr 4.
			26 October	Designated wheelchair-accessible bus service (WAB).
		2012	29 April	Serves new bus stop outside Blk 612 along Pasir Ris Dr 1.
		2014	24 August	Serves new pair of bus stops before and after Punggol Rd along TPE.
		2015	12 December	Amended to ply the extended Pasir Ris Dr 8 with the permanent closure of the west ring of Pasir Ris Ctrl.
(Current)	3Tampines ↔ Punggol 3ATampines → Pasir Ris Dr 12	2016	4 September	Operations transferred to Go-Ahead Singapore.
				3First bus from Tampines Int brought forward to 0505 hrs on weekdays.
				3BDiscontinued with the commencement of the Loyang Bus Package.
		2017	21 October	Serves new pair of bus stops outside Tampines East Stn along Tampines Ave 2.
		2022	30 October	Skips removed bus stop after Pasir Ris Dr 3 along Pasir Ris Dr 8.
		2025	27 April	Amended to Pasir Ris Integrated Transport Hub.

Service 4

1^st Generation (1971 - 1974)

Operator	Route	Year	Date	Service changes
Associated Bus Services	Changi Point ↺ Lloyd Leas Estate	1971	11 April	Introduced between Changi Pt Ter and Lloyd Leas Est (Loop) under 1971 Bus Reorganisation.
		1973	1 July	Operations transferred to Singapore Bus Services.
		1974	3 February	Discontinued under 1974 Bus Rationalisation.

2^nd Generation (1979 - 1993)

Operator	Route	Year	Date	Service changes
	Bedok ↺ Lor 1 Geylang	1979	11 March	Introduced between Bedok Int and Lor 1 Geylang (Loop).
			14 October	Amended to ply Sims Ave East towards Bedok Int with the conversion of Changi Rd to one-way traffic.
	Bedok ↺ Moulmein Rd	1980	11 February	Extended to loop at Moulmein Rd.
	Bedok ↔ St. Michael's	1988	31 July	Extended to St. Michael's Ter.
		1989	19 November	Serves new bus stop outside Kallang Stn along Sims Ave.
	Pasir Ris ↔ St. Michael's	1990	11 March	Integrated with Service 19 and extended to Pasir Ris Int.
	Tampines ↔ St. Michael's	1992	29 November	Shortened to Tampines Int under TransitLink Network Integration Exercise Phase 10.
		1993	23 May	Integrated with Services 21 and 67 and discontinued under TransitLink Network Integration Exercise Phase 13.

3^rd Generation (since 2013)

Operator	Route	Year	Date	Service changes
(Current)	Tampines ↺ Changi North Way	2013	17 March	Introduced between Tampines Int and Changi Nth Way (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating from 0600 hrs to 2330 hrs daily.
			31 March	Designated wheelchair-accessible bus service (WAB).
		2025	23 February	Serves a new pair of bus stops in front of and opposite Estella Gdns along Flora Rd.

Service 5

1^st Generation (1971 - 1999)

Operator	Route	Year	Date	Service changes
Amalgamated Bus Company	Upper Changi Road 8¼ ms ↔ Commonwealth Ave	1971	11 April	Introduced between Upp Changi Rd 8¼ m.s. Ter and Commonwealth Ave Ter under 1971 Bus Reorganisation.
			28 September	Amended to ply the extended Ganges Ave towards Upp Changi Rd 8¼ m.s. Ter.
		1972	11 June	Amended to ply the extended Upp Cross St with the partial conversion of Havelock Rd to one-way traffic, skipping New Bridge Rd.
	Upp Changi Rd 8¼ ms ↔ Bukit Timah	1973	TBC	Extended to Bt Timah Ter.
		1973	1 July	Operations transferred to Singapore Bus Services.
	Chai Chee ↔ Bukit Timah	1974	3 February	Shortened to Chai Chee Ter under 1974 Bus Rationalisation.
		1975	2 March	Amended to ply Sims Ave towards Chai Chee Ter with the conversion of Geylang Rd to one-way traffic.
	Lor 1 Geylang ↔ Bukit Timah	1977	17 October	Shortened to Geylang Fringe Car Pk and amended to ply Lavender St, Kallang Bahru, Boon Keng Rd and Lor 1 Geylang.
		1979	11 November	Amended to ply Ganges Ave towards Bt Timah Ter with the realignment of Delta Circus.
			30 December	Amended to ply Jln Anak Bt towards Geylang Fringe Car Pk with the partial conversion of Upp Bt Timah Rd to one-way traffic.
		1981	15 November	Amended to use new u-turn near Eng Neo Ave towards Geylang Fringe Car Pk, skipping the bus stop outside Turf City along Dunearn Rd and the bus stop after Third Ave along Bt Timah Rd.
	Lor 1 Geylang ↔ Bukit Panjang	1986	1 June	Extended to Zhenghua Ter.
		1987	27 September	Amended to ply the extended Eu Tong Sen St towards Lor 1 Geylang Ter to facilitate the first stage of road expansion along New Bridge Rd.
			1 November	Amended to ply Eu Tong Sen St towards Lor 1 Geylang Ter to facilitate the second stage of road expansion along New Bridge Rd.
			13 December	Serves new staggered bus stop opposite Peninsula Plaza along Nth Bridge Rd, skipping the bus stop outside St Andrew's Cath.
		1989	25 June	Skips the bus stop after Tan Boon Chong Ave along Holland Rd.
			19 November	Serves new bus stop outside Kallang Stn along Sims Ave.
		1990	22 July	Serves additional bus stop outside Ellenborough Mkt along Eu Tong Sen St.
		1992	29 March	Amended to ply Holland Ave, Commonwealth Ave, Margaret Dr, Alexandra Rd, Lower Delta Rd, Jln Bt Merah, Kg Bahru Rd and Eu Tong Sen St/New Bridge Rd under TransitLink Network Integration Exercise Phase 6, skipping Queensway, Commonwealth Ave, Alexandra Rd, Ganges Ave and Havelock Rd.
		1993	11 April	Amended to ply Jln Sultan, Victoria St, Hill St and New Bridge Rd, skipping Sth Bridge Rd and Upp Cross St.
		1994	3 July	Amended to ply Kallang Rd and Victoria St, skipping Crawford St, Nth Bridge Rd and Jln Sultan.
		1995	17 September	Operations transferred to Trans Island Bus Services.
		1997	TBC	Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
			7 December	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.
			8 December	Skips the bus stop outside Kallang Stn along Sims Ave.
		1999	26 December	Discontinued under Bukit Panjang LRT Rationalisation.

2^nd Generation (since 2007)

Operator	Route	Year	Date	Service changes
(Current)	Pasir Ris ↔ Bukit Merah	2007	11 March	Introduced between Pasir Ris Int and Bt Merah Int, operating between 0530 hrs and 2330 hrs from Pasir Ris Int and Bt Merah Int daily.
		2008	TBC	Serves new pair of bus stops along New Loyang Lk.
		2011	27 June	Designated wheelchair-accessible bus service (WAB).
			28 August	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	Amended to ply the reinstated Kaki Bt Ave 1, skipping Jln Tenaga, Bedok Reservoir Rd and Jln Damai.
		2019	21 July	Amended to ply Flora Dr, Flora Rd and Mariam Way, skipping a section of Upp Changi Rd Nth.
		2023	8 January	Skips the bus stop outside Newton Stn Exit B along Scotts Rd temporarily to facilitate upgrading works.
	5Pasir Ris ↔ Bukit Merah 5AMariam Way → Upp Changi Rd East 5BSimei St 3 → Mariam Way		14 August	5AIntroduced from Mariam Way (Aft Ballota Pk) to Upp Changi Rd East (Upp Changi Stn/SUTD) during peak hours on weekdays. Wheelchair-accessible bus service (WAB) at launch.
				5BIntroduced from Simei St 3 (Simei Stn) to Mariam Way (Bef Mariam Wk) during evening peak hours on weekdays. Wheelchair-accessible bus service (WAB) at launch.
			27 August	Serves reinstated bus stop outside Newton Stn Exit B along Scotts Rd.
		2025	23 February	Serves a new pair of bus stops in front of and opposite Estella Gdns along Flora Rd.
			27 April	Amended to Pasir Ris Integrated Transport Hub.
			26 October	To serve a new pair of bus stops in front of and opposite Blk 961A along Bedok Reservoir Rd.

Service 6

1^st Generation (1977 - 1983)

Operator	Route	Year	Date	Service changes
	Chai Chee ↺ North Bridge Rd	1977	11 July	Introduced between Chai Chee Ter and Nth Bridge Rd (Loop) as a semi-express service.
	Bedok ↺ North Bridge Rd	1979	25 February	Amended to Bedok Int.
			14 October	Amended to ply Sims Ave East towards Bedok Int with the conversion of Changi Rd to one-way traffic.
		1983	27 November	Integrated with Service 3 and discontinued.

2^nd Generation (since 1993)

Operator	Route	Year	Date	Service changes
Known as prior to 1 November 2001	Pasir Ris ↺ Loyang Cres	1993	25 October	Introduced between Pasir Ris Int and Loyang Cres (Loop) as a peak hour service on weekdays and Saturdays only.
		1994	24 October	Converted to day service.
		2003	TBC	Serves new bus stop opposite Loyang Ind Est along Loyang Ave.
		2004	20 December	Amended to ply Loyang Way and Loyang Ave towards Pasir Ris Int.
		2013	3 December	Designated wheelchair-accessible bus service (WAB).
(Current)		2016	18 September	Operations transferred to Go-Ahead Singapore.
		2023	26 February	Temporarily amended to ply the bus-only corridor along Loyang Ave with the partial closure of Loyang Ave to facilitate the construction of Loyang Viaduct and Loyang station on the Cross Island Line, skipping a pair of bus stops after Pasir Ris Dr 3 and before New Loyang Lk along Loyang Ave.
		2025	27 April	Amended to Pasir Ris Integrated Transport Hub.

Service 7

Operator	Route	Year	Date	Service changes
(Current) Known as prior to 1 November 2001.	Bedok ↺ Holland Rd Fringe Car Pk	1979	11 March	Introduced between Bedok Int and Holland Rd Fringe Car Pk (Loop) as a semi-express service, replacing Blue Arrow Service 307.
			14 October	Amended to ply Sims Ave East towards Bedok Int with the conversion of Changi Rd to one-way traffic.
	Bedok ↔ Clementi	1983	30 October	Integrated with Service 191 and extended to Clementi Int.
	Bedok ↔ Jurong East	1985	6 January	Extended to Jurong East Ter.
			30 June	Amended to Jurong East Int.
			1 September	Converted to trunk service.
		1987	18 May	First bus from Bedok Int brought forward to 0530 hrs daily.
		1989	19 February	Serves new bus stop outside Blk 135 along Jurong East St 13.
			5 November	Amended to ply Mountbatten Rd, Geylang Rd, Kallang Rd/Crawford St and Victoria St/Nth Bridge Rd, skipping Nicoll Highway.
	Bedok ↔ Clementi	1991	7 April	Shortened to Clementi Int and amended to ply Clementi Ave 5 towards Bedok Int under TransitLink Network Integration Exercise Phase 3, skipping Commonwealth Ave West and Clementi Ave 2.
			28 April	Amended to ply Clementi Ave 5 towards Clementi Int under TransitLink Network Integration Exercise Phase 4.
		1992	19 July	Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
		2002	7 July	Skips the bus stop opposite Mandarin Singapore along Orchard Rd.
		2005	5 June	Amended to ply Sims Ave and Sims Way with the partial closure of southbound Mountbatten Rd.
			26 June	Amended to ply Sims Way and Geylang Rd with the partial closure of northbound Mountbatten Rd and amended to ply Grange Rd with the partial closure of Somerset Rd.
		2006	29 October	Amended to Clementi Temp Int.
		2007	20 August	Designated wheelchair-accessible bus service (WAB).
		2011	19 November	Amended to Bedok Temp Int.
			26 November	Amended to Clementi Integrated Transport Hub.
		2014	30 November	Amended to Bedok Integrated Transport Hub.
	7Bedok ↔ Clementi 7ABedok → Orchard Blvd 7BClementi → Orchard Rd	2018	25 February	7AIntroduced from Bedok Int to Orchard Blvd (Bef Orchard Stn Exit B). Wheelchair-accessible bus service (WAB) at launch.
				7BIntroduced from Clementi Int to Orchard Rd (Dhoby Ghaut Stn). Wheelchair-accessible bus service (WAB) at launch.

Service 8

1^st Generation (1979 - 1989)

Operator	Route	Year	Date	Service changes
	Bedok ↺ Shenton Way	1979	26 February	Introduced between Bedok Int and Shenton Way (Loop) as a semi-express service, operating on weekdays and Saturdays only.
			14 October	Amended to ply Sims Ave East towards Bedok Int with the conversion of Changi Rd to one-way traffic.
		1981	11 October	Serves new staggered bus stop outside Tunas Bldg along Anson Rd, skipping the bus stop outside Intl Plaza.
	Bedok ↺ Robinson Rd	1982	5 April	Amended to ply Bedok Sth Rd, Bedok Sth Ave 1 and ECP, skipping Connaught Dr, Collyer Quay, Raffles Quay and Shenton Way.
	Bedok ↺ Marina Ctr	1986	30 November	Extended to loop at Marina Ctr.
		1989	6 November	Discontinued.

2^nd Generation (since 1990)

Operator	Route	Year	Date	Service changes
(Current) Known as prior to 1 November 2001	Pasir Ris ↔ Toa Payoh	1990	1 March	Introduced between Pasir Ris Int and Toa Payoh Int.
	Tampines ↔ Toa Payoh	1992	29 November	Shortened to Tampines Int under TransitLink Network Integration Exercise Phase 10.
		1994	5 March	Amended to ply Kim Keat Lk and Lor 6 Toa Payoh towards Toa Payoh Int.
		1995	10 September	Amended to ply Tampines Ave 1, Tampines Ave 10 and Bedok Nth Rd with the opening of Temasek Polytechnic.
		1998	TBC	First bus from Tampines Int brought forward to 0530 hrs on weekdays.
			31 May	Amended to Toa Payoh Temp Int.
				Serves new pair of bus stops outside and opposite Toa Payoh Swim Cplx along Lor 6 Toa Payoh.
		2001	TBC	Serves new pair of bus stops outside and opposite Tropica Condo along Tampines Ave 1.
		2002	19 May	Amended to Toa Payoh Integrated Transport Hub.
		2011	4 September	Amended to skip Bendemeer Rd, Whampoa Nth and Serangoon Rd towards Toa Payoh Int with the permanent closure of Whampoa North.
		2017	12 February	Serves new pair of bus stops before and after Ubi Rd 3 along Ubi Ave 2.
			21 August	Designated wheelchair-accessible bus service (WAB).
			21 October	Serves new pair of bus stops outside Tampines East Stn along Tampines Ave 2.
		2022	27 November	Serves new pair of bus stops outside and opposite HomeTeamNS Bedok along Bedok Nth Rd.

Service 9

Operator	Route	Year	Date	Service changes
(Current) Known as prior to 1 November 2001	Lor 1 Geylang ↔ Changi Village	1979	9 April	Introduced between Geylang Fringe Car Pk and Changi Pt Ter, operating on weekdays and Saturdays only.
			14 October	Amended to ply Sims Ave East towards Changi Pt Ter with the conversion of Changi Rd to one-way traffic.
		1981	15 June	Amended to ply Loyang Ave and Loyang Way with the partial closure of Upp Changi Rd.
			8 November	Extended to operate on Sundays and public holidays.
	Lor 1 Geylang ↺ Changi AirFreight Ctr	1983	25 June	Integrated with Services 391 and 395 and extended to loop at Changi Airport Cargo Cplx under Changi Airport Bus Plan 1983.
		1985	15 December	Amended to ply Loyang Ave, skipping Loyang Way.
		1987	20 September	Skips 2 pairs of removed bus stops along Upp Changi Rd East with the opening of TPE.
		1988	10 April	Amended to ply Upp Changi Rd East, Simei Rd, Tampines Ave 2 and Tampines Ave 7, skipping Bedok Rd and Upp Changi Rd.
	Bedok ↺ Changi AirFreight Ctr	1992	29 November	Shortened to Bedok Int under TransitLink Network Integration Exercise Phase 10.
		1993	13 September	Skips the bus stop outside Bedok Stn along New Upp Changi Rd towards Bedok Int.
		1994	TBC	First bus brought forward to 0545 hrs daily.
		1995	3 December	Amended to ply Bedok Rd, Upp Changi Rd, Simei Ave and Simei St 3, skipping Upp Changi Rd East.
	9Bedok ↺ Changi AirFreight Ctr 9ABedok → Loyang Ave	2001	TBC	9AIntroduced from Bedok Int to Loyang Ave (Blk 149A) during evening peak hours on weekdays.
		2003		Serves new pair of bus stops outside and opposite Loyang Ind Est along Loyang Ave.
		2004		Serves new bus stop before Changi Fire Stn along Upp Changi Rd.
		2008		Serves new bus stop outside Changi Beach CP 2 along Nicoll Dr, skipping the bus stop opposite Changi Beach CP 2.
				9First bus brought forward to 0530 hrs daily.
		2011	19 November	Amended to Bedok Temp Int and serves additional bus stop outside Bedok Stn Exit A.
		2014	30 November	Amended to Bedok Integrated Transport Hub.
			3 December	Designated wheelchair-accessible bus service (WAB).
		2017	21 October	Serves new pair of bus stops outside Tampines East Stn along Tampines Ave 2.
		2023	26 February	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.
	9Bedok ↺ Changi AirFreight Ctr 9ABedok → Loyang Ave 9BSimei St 3 → Airline Rd		27 November	9BIntroduced from Simei St 3 (Simei Stn) to Airline Rd (3rd Cargo Agents) during morning peak hours on weekdays. Wheelchair-accessible bus service (WAB) at launch.

See also

• History of Bus Services