History of Services 190 - 201

Service 190

1^st Generation (1971)

Operator	Route	Year	Date	Service changes
ABC	Delta Circus ↔ Sth Canal	1971	11 April	Introduced between Delta Circus Ter and Sth Canal Ter under 1971 Bus Reorganisation.
			25 April	Integrated with Service 193/193A and discontinued.

2^nd Generation (1974 – 1979)

Operator	Route	Year	Date	Service changes
	Jln Bt Merah ↔ Prince Edward	1974	3 February	Re-numbered from Service 191A between Jln Bt Merah Ter and Prince Edward Ter under 1974 Bus Rationalisation.
			24 February	Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Jln Bt Merah Ter with the conversion of Orchard Rd to one-way traffic.
			8 December	Amended to ply Cecil St, skipping Robinson Rd.
		1976	14 March	Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
		1977	19 June	Amended to ply Orchard Blvd and Grange Rd towards Jln Bt Merah Ter with the full conversion of Orchard Rd to one-way traffic.
		1979	11 February	Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
			25 November	Integrated with Service 14 and discontinued.

3^rd Generation (since 1988)

Operator	Route	Year	Date	Service changes
	Bt Panjang ↔ New Bridge Rd	1988	10 July	Introduced between Bt Panjang Ter and New Bridge Rd Ter.
	Choa Chu Kang ↔ New Bridge Rd	1990	16 December	Integrated with Service 179 and extended to Choa Chu Kang Int.
		1992	19 July	Amended to ply Orchard Lk due to the closure of Grange Rd to facilitate road expansion works.
		1993	3 January	Amended to ply PIE and Whitley Rd under TransitLink Network Integration Exercise Phase 11, skipping Jln Anak Bt/Upp Bt Timah Rd and Dunearn Rd/Bt Timah Rd.
			11 April	Amended to ply Victoria St, Hill St and New Bridge Rd, skipping Nth Bridge Rd, Sth Bridge Rd and Upp Cross St.
		1994	TBC	First bus from New Bridge Rd Ter brought forward to 0600 hrs on weekdays and Saturdays.
		1995	7 May	Amended to ply Orchard Turn.
		1997	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.
(Current) Known as prior to 10 May 2004		1999	25 July	Operations transferred to Trans Island Bus Services.
			26 December	Amended to ply Choa Chu Kang Ave 4, Choa Chu Kang Dr and Teck Whye Ave under Bukit Panjang LRT Rationalisation, skipping Choa Chu Kang Way.
	190Choa Chu Kang ↔ New Bridge Rd 190AChoa Chu Kang → Orchard Rd	2000	TBC	190AIntroduced from Choa Chu Kang Int to Orchard Rd (Dhoby Ghaut Stn) during morning peak hours on weekdays.
			20 February	Serves additional bus stop opposite Blk 333 along Kreta Ayer Rd.
		2002	20 April	Amended to ply the reinstated New Bridge Rd, skipping Upp Pickering St, Sth Bridge Rd and Kreta Ayer Rd.
			7 July	Skips the bus stop outside Orchard Emerald along Orchard Rd.
		2005	TBC	Serves additional bus stop outside Clarke Quay Stn along Eu Tong Sen St.
			2 July	Amended to ply Grange Rd and Orchard Lk with the partial closure of Somerset Rd.
		2006	29 October	Serves relocated bus stop outside Orchard Stn along Orchard Turn.
		2015	14 June	Designated wheelchair-accessible bus service (WAB).
	190Choa Chu Kang ↔ Kampong Bahru 190AChoa Chu Kang → Orchard Rd	2018	10 March	Extended to Kg Bahru Ter with the closure of New Bridge Rd Ter.
				190First bus from Kg Bahru Ter brought forward to 0555 hrs on Weekdays and Saturdays, and 0625 hrs on Sundays and Public Holidays.
			16 December	Amended to new Choa Chu Kang Int.
		2021	15 February	First bus from Choa Chu Kang Int brought forward to 0530 hrs on Weekdays.
		2025	9 March	Serves additional bus stop outside Outram Pk Stn Exit 4 along New Bridge Rd.

Service 191

1^st Generation (1971 – 1983)

Operator	Route	Year	Date	Service changes
STC	Ulu Pandan ↔ Prince Edward	1971	11 April	Introduced between Ulu Pandan Ter and Prince Edward Ter under 1971 Bus Reorganisation.
ABS			6 December	Operations transferred to ABS.
		1974	24 February	Amended to ply Grange Rd, Orchard Blvd and Paterson Rd towards Ulu Pandan Ter with the conversion of Orchard Rd to one-way traffic.
			8 December	Amended to ply Cecil St, skipping Robinson Rd.
		1976	14 March	Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
		1977	19 June	Amended to ply Orchard Blvd and Grange Rd towards Ulu Pandan Ter with the full conversion of Orchard Rd to one-way traffic.
	Clementi ↔ Prince Edward		1 August	Extended to Clementi Ter.
		1978	5 June	Amended to relocated terminus along Clementi Ave 3.
		1979	11 February	Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
		1980	16 November	Amended to Clementi Int.
	Clementi ↺ North Bridge Rd	1981	15 June	Shortened to loop at Nth Bridge Rd from Clementi Int with the introduction of Service 75, skipping Shenton Way.
	Clementi ↺ Nicoll Highway		20 September	Extended to loop at Nicoll Highway.
		1983	30 October	Integrated with Service 7 and discontinued.

2^nd Generation (since 1988)

Operator	Route	Year	Date	Service changes
(Current) Known as prior to 1 November 2001	Ghim Moh ↺ Portsdown Rd	1988	29 May	Introduced between Ghim Moh Ter and Portsdown Rd (Loop), replacing the deleted sectors of Services 33 and 200.
	Buona Vista ↺ Portsdown Rd	1994	16 January	Amended to Buona Vista Ter and converted to peak hour service on weekdays and Saturdays, skipping Ghim Moh Rd.
			1 February	Reverted to day service and extended to operate on Sundays and Public Holidays.
		2006	TBC	Serves merged bus stop opposite Buona Vista Stn along Nth Buona Vista Rd with the closure of the staggered bus stop.
		2015	6 December	Amended to ply Media Circle.
				Last bus extended to 2010 hrs daily.
		2017	21 August	Designated wheelchair-accessible bus service (WAB).

Service 191A

Operator	Route	Year	Date	Service changes
STC	Commonwealth Ave ↔ Prince Edward	1971	11 April	Introduced between Commonwealth Ave Ter and Prince Edward Ter under 1971 Bus Reorganisation.
	Henderson Rd ↔ Prince Edward		2 May	Shortened to Jln Bt Merah Ter.
ABS			6 December	Operations transferred to ABS.
		1974	3 February	Re-numbered Service 190 under 1974 Bus Rationalisation.

Service 192

1^st Generation (1971 – 1974)

Operator	Route	Year	Date	Service changes
ABC	Commonwealth Ave ↔ Sth Canal	1971	11 April	Introduced between Commonwealth Ave Ter and Sth Canal Ter under 1971 Bus Reorganisation.
		1974	3 February	Discontinued under 1974 Bus Rationalisation.

2^nd Generation (1974 – 1988)

Operator	Route	Year	Date	Service changes
	Pasir Panjang Rd ↔ Sth Canal	1974	3 February	Re-numbered from Service 192A as a service between Pasir Panjang Rd Ter and Sth Canal Ter under 1974 Bus Rationalisation.
		1979	11 November	Amended to ply Ganges Ave towards Pasir Panjang Rd Ter with the realignment of Delta Circus.
	Jurong ↔ Sth Canal		16 December	Extended to Jurong Int.
		1982	24 May	Amended to ply West Coast Highway.
		1988	18 December	Integrated with Service 51 and discontinued.

3^rd Generation (since 1989)

Operator	Route	Year	Date	Service changes
Known as prior to 1 November 2001	Pioneer Rd ↺ Lakeside Stn	1989	6 November	Introduced between Pioneer Rd Ter and Boon Lay Way (Loop) as a peak hour service on weekdays and Saturdays.
	Boon Lay ↺ Tuas Rd	1990	1 July	Amended to start from Boon Lay Int, amended to loop at Tuas Rd and converted to full day service.
			7 July	Amended to skip Tuas Rd End.
	Boon Lay ↺ Tuas Ave 1	1995	15 January	Amended to loop at Tuas Ave 1.
	Boon Lay ↔ Tuas	1998	19 July	Extended to Tuas Ter and amended to ply Jurong West St 64, skipping Jln Boon Lay.
		1999	11 April	Amended to ply Pioneer Rd Nth with the realignment of Upp Jurong Rd.
				First bus from Boon Lay Int brought forward to 0545 hrs daily.
				First bus from Tuas Ter brought forward to 0630 hrs daily.
		2001	11 February	Integrated with Service 250 and amended to ply Pioneer Rd Nth, Lok Yang Way, Sixth Lok Yang Rd, Intl Rd, Benoi Rd and Jln Ahmad Ibrahim, skipping Upp Jurong Rd and PIE.
		2006	18 June	Amended to Boon Lay Temp Int.
		2008	15 June	Serves new pair of bus stops outside Blk 670A and outside Blk 678D along Jurong West St 64.
		2009	27 December	Amended to Boon Lay Integrated Transport Hub.
		2013	30 September	Designated wheelchair-accessible bus service (WAB).
		2015	28 November	Amended to ply Jurong West St 63 and Upp Jurong Rd, skipping Jurong West St 64, Jurong West Ave 4, Lok Yang Way, Sixth Lok Yang Rd and Intl Rd.
		2017	18 June	Integrated with Service 256, and amended to ply Jurong West St 62 and Pioneer Rd, skipping Jurong West St 63, Tuas Ave 7 and Tuas Lk 4, with the opening of Tuas West Extension (TWE).
			7 October	Amended to the new Tuas Ter.
		2022	13 February	Amended to ply new road towards Boon Lay Int, skipping the Tuas roundabout.
(Current)		2024	1 September	Operations transferred to SMRT Buses.

Service 192A

Operator	Route	Year	Date	Service changes
ABC	Clementi Rd ↔ Sth Canal	1971	11 April	Introduced between Clementi Rd Ter and Sth Canal Ter under 1971 Bus Reorganisation.
	Pasir Panjang Rd ↔ Sth Canal		14 September	Amended to Pasir Panjang Rd Ter.
			28 September	Amended to ply the extended Ganges Ave towards Sth Canal Ter.
		1972	11 June	Amended to ply Upp Cross St with the partial conversion of Havelock Rd to one-way road, skipping Upp Hokien St.
		1974	3 February	Re-numbered Service 192 under 1974 Bus Rationalisation.

Service 193

1^st Generation (1971 – 1991)

Operator	Route	Year	Date	Service changes
ABC	Commonwealth Ave ↔ Sth Canal	1971	11 April	Introduced between Commonwealth Ave Ter and Sth Canal Ter under 1971 Bus Reorganisation.
	Commonwealth Ave ↺ Tg Pagar Rd		25 April	Integrated with Service 190 and extended to loop at Tg Pagar Rd from Commonwealth Ave Ter.
			28 September	Amended to ply the extended Ganges Ave towards Tg Pagar Rd.
	Bt Timah ↺ Tg Pagar Rd		4 November	Extended to Bt Timah 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.
	Bt Timah ↔ Tg Pagar Rd	1974	3 February	Amended to terminate at Tg Pagar Ter under 1974 Bus Rationalisation.
			8 December	Amended to ply Cecil St, skipping Robinson Rd.
	Upp Bt Timah Rd ↔ Tg Pagar Rd	1976	TBC	Extended to Upp Bt Timah Rd Ter.
		1979	11 February	Amended to ply the extended Shenton Way, Rambau St and Trafalgar St towards Tg Pagar Ter, skipping Parsi Rd.
	Upp Bt Timah Rd ↔ Anson Rd		1 August	Amended to Anson Rd Ter.
			11 November	Amended to ply Ganges Ave towards Upp Bt Timah Rd Ter with the realignment of Delta Circus.
			25 November	Amended to ply Pickering St and Church St, skipping Nth Canal Rd and Market St.
			30 December	Amended to ply Jln Anak Bt towards Anson Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
	Princess Elizabeth ↔ Anson Rd	1980	14 December	Amended to Princess Elizabeth Ter.
	Princess Elizabeth ↔ Prince Edward	1985	27 January	Amended to Prince Edward Ter with the closure of Anson Rd Ter.
	Princess Elizabeth ↔ Shenton Way	1987	28 June	Amended to Shenton Way Ter.
		1991	28 April	Discontinued under TransitLink Network Integration Exercise Phase 4.

2^nd Generation (since 1995)

Operator	Route	Year	Date	Service changes
Known as prior to 1 November 2001	Boon Lay ↺ Tuas West Dr	1995	15 January	Introduced between Boon Lay Int and Tuas West Dr (Loop).
		1997	TBC	Serves new pair of bus stops outside and opposite Sumitomo Warehouse along Tuas West Rd and 2 new bus stops opposite Asia Pacific Brewery and outside Raffles Country Club along Jln Ahmad Ibrahim.
	Boon Lay ↔ Tuas	1998	19 July	Extended to Tuas Ter and amended to ply Jurong West St 64, skipping Jln Boon Lay.
		1999	11 April	Amended to ply Pioneer Rd Nth with the realignment of Upp Jurong Rd.
		2006	18 June	Amended to Boon Lay Temp Int.
		2008	15 June	Serves new pair of bus stops outside Blk 670A and outside Blk 678D along Jurong West St 64.
		2009	27 December	Amended to Boon Lay Integrated Transport Hub.
		2015	28 November	Amended to ply Pioneer Rd Nth, Lok Yang Way, Sixth Lok Yang Rd, Intl Rd, Benoi Rd and Jln Ahmad Ibrahim, skipping Upp Jurong Rd and PIE.
		2016	31 January	First bus from Boon Lay Int brought forward to 0545 hrs daily.
		2017	13 February	Designated wheelchair-accessible bus service (WAB).
			18 June	Serves new pair of bus stops outside Tuas West Rd Stn along Pioneer Rd.
			7 October	Amended to the new Tuas Ter.
		2022	13 February	Amended to ply new road towards Boon Lay Int, skipping the Tuas roundabout.
(Current)		2024	1 September	Operations transferred to SMRT Buses.
			22 December	Serves additional bus stop opposite Joo Koon Int along Benoi Rd towards Tuas Ter.

Service 193A

Operator	Route	Year	Date	Service changes
ABC	Commonwealth Ave ↔ Sth Canal	1971	18 April	Introduced between Commonwealth Ave Ter and Sth Canal Ter.
	Commonwealth Ave ↺ Tg Pagar Rd		25 April	Integrated with Service 190 and extended to loop at Tg Pagar Rd from Commonwealth Ave 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.
		1974	3 February	Amended to Sth Canal Ter and re-numbered Service 189 under 1974 Bus Rationalisation.

Service 194

1^st Generation (1971 – 1993)

Operator	Route	Year	Date	Service changes
ABC	Sth Canal ↺ Yong Siak St	1971	11 April	Introduced between Sth Canal Ter and Yong Siak St (Loop) under 1971 Bus Reorganisation.
		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.
		1976	28 March	Amended to ply Kim Pong Rd, skipping Seng Poh Rd and Lim Liak St.
		1987	6 April	Skips removed bus stop before College Rd along Outram Rd.
			1 November	Amended to ply Eu Tong Sen St to facilitate the second stage of road expansion along New Bridge Rd.
		1988	20 March	Amended to ply New Bridge Rd, skipping Sth Bridge Rd and Neil Rd.
		1993	4 April	Discontinued under TransitLink Network Integration Exercise Phase 12.

2^nd Generation (since 1995)

Operator	Route	Year	Date	Service changes
Known as prior to 1 November 2001	Boon Lay ↺ Jurong Bird Pk	1995	15 January	Introduced as a loop service between Boon Lay Int and Jln Ahmad Ibrahim (Jurong Bird Pk).
		2006	18 June	Amended to Boon Lay Temp Int.
		2009	27 December	Amended to Boon Lay Integrated Transport Hub.
		2010	3 January	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.
		2011	27 June	Designated wheelchair-accessible bus service (WAB).
	Boon Lay ↺ Jln Ahmad Ibrahim	2015	12 December	Extended to loop at Pioneer Circus along Jln Ahmad Ibrahim, skipping Bird Park Dr. Amended to ply Jurong West Ctrl 2, skipping Jurong West St 64.
				First bus brought forward to 0545 hrs daily. Last bus extended to 2345 hrs daily.
(Current)		2024	1 September	Operations transferred to SMRT Buses.

Service 195

Operator	Route	Year	Date	Service changes
Amalgamated Bus Company	Crawford St ↺ Lower Delta Rd	1971	11 April	Introduced between Crawford St Ter and Gagak Selari Barat (Loop) under 1971 Bus Reorganisation.
		1973	11 March	Amended to ply Zion Rd towards Crawford St Ter with the partial conversion of Kim Seng Rd to one-way traffic.
(Current) Known as prior to 1 November 2001			1 July	Operations transferred to Singapore Bus Services.
		1974	1 October	Serves new bus stop outside Nan Hwa Girls' High Sch along Bencoolen St.
		1975	2 February	Amended to ply Tiong Bahru Rd and the extended Zion Rd towards Crawford St Ter with the partial conversion of Kim Seng Rd and Outram Rd to one-way traffic.
		1978	15 January	Amended to ply Jln Sultan and Beach Rd, skipping Sumbawa Rd and Nth Bridge Rd.
		1979	28 October	Amended to ply Weld Rd and Jln Besar.
		1980	6 April	Amended to ply Nth Bridge Rd and Stamford Rd towards Lower Delta Rd, skipping Jln Sultan, Rochor Canal Rd and Bencoolen St.
	Sth Canal ↺ Commonwealth Dr	1988	18 December	Integrated with Services 55 and 203, amended to start from Sth Canal Ter and extended to loop at Commonwealth Dr.
		1990	10 June	Amended to ply New Bridge Rd, skipping Sth Bridge Rd.
	Shenton Way ↺ Commonwealth Dr	1993	4 April	Extended to Shenton Way Ter under TransitLink Network Integration Exercise Phase 12.
	Marina Ctr ↺ Commonwealth Dr		5 December	Amended to Marina Ctr Ter under TransitLink Network Integration Exercise Phase 14.
		1999	10 July	Amended to ply Parliament Pl, St. Andrew's Rd and Beach Rd towards Marina Ctr Ter, skipping Hill St and Bras Basah Rd.
	195Marina Ctr ↺ Commonwealth Dr 195AAlexandra Rd ↺ Commonwealth Ave → Tiong Bahru Rd 195BMarina Ctr → Commonwealth Dr	2002	TBC	195AIntroduced from Alexandra Rd (Alexandra Hosp) to Tiong Bahru Rd (Tiong Bahru Plaza) during morning peak hours on weekdays and Saturdays.
			TBC	195BIntroduced from Marina Ctr Ter to Commonwealth Dr (Opp Blk 115B) during evening peak hours on weekdays.
	195Marina Ctr ↺ Commonwealth Dr 195AMarina Ctr ↺ Commonwealth Ave → Tiong Bahru Rd	2005	TBC	195AExtended to start from Marina Ctr Ter and extended to operate during evening peak hours on weekdays and Saturdays.
			TBC	195BDiscontinued.
			30 October	Serves new bus stop outside Blk 94 along Zion Rd.
		2007	24 June	Serves new bus stop outside Blk 114 along Depot Rd.
		2012	30 September	Designated wheelchair-accessible bus service (WAB).
		2014	27 April	Serves new bus stop outside Queens Condo along Commonwealth Ave.
	195Marina Ctr ↺ Commonwealth Dr 195AMarina Ctr ↺ Commonwealth Ave → Tiong Bahru Rd 195BMarina Ctr → Commonwealth Dr	2015	20 June	195BIntroduced as a full day short-trip service from Marina Ctr Ter to Commonwealth Dr (Opp Blk 115B). Wheelchair-accessible bus service (WAB) at launch.
	195Marina Ctr ↺ Commonwealth Dr 195AMarina Ctr ↺ Commonwealth Ave → Tiong Bahru Rd 195BMarina Ctr ↺ Commonwealth Dr → Commonwealth Ave		24 August	195BExtended to terminate at Commonwealth Ave (Commonwealth Stn).
	195Marina Ctr ↺ Commonwealth Dr 195AMarina Ctr ↺ Commonwealth Ave → Tiong Bahru Rd	2018	28 October	195BDiscontinued.
		2021	27 February	Amended to the relocated Marina Ctr Ter.

Service 196

Operator	Route	Year	Date	Service changes
United Bus Company	Jln Bt Merah ↔ Jln Samulun	1971	11 April	Introduced between Gagak Selari Barat Ter and Jln Samulun Ter under 1971 Bus Reorganisation.
(Current) Known as prior to 1 November 2001		1973	1 July	Operations transferred to Singapore Bus Services.
	Prince Edward ↔ Jln Samulun	1974	3 February	Extended to Prince Edward Ter under 1974 Bus Rationalisation.
		1976	9 May	Amended to ply Jurong Pier Rd in both directions.
		1977	17 May	Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Jln Samulun Ter.
	Prince Edward ↔ Jurong	1978	1 June	Amended to Jurong Int.
		1979	11 February	Amended to ply the extended Shenton Way towards Jurong Int, skipping Parsi Rd and Anson Rd.
		1980	20 January	Amended to ply Spottiswoode Pk Rd with the partial conversion of Cantonment 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.
	Marine Parade ↔ Jurong	1984	16 September	Integrated with Service 15 and extended to Marine Parade Ter.
		1986	1 June	Skips removed bus stop before Ayer Rajah Rd along Clementi Rd.
		1987	1 November	Amended to ply Eu Tong Sen St towards Marine Parade Ter to facilitate the second stage of road expansion along New Bridge Rd.
		1988	6 June	First bus from Marine Parade Ter brought forward to 0545 hrs daily.
				Last bus from Jurong Int revised to 2345 hrs daily.
	Marine Parade ↔ Boon Lay	1990	1 July	Amended to Boon Lay Int.
		1991	3 November	Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
	Marine Parade ↔ Buona Vista	1992	28 June	Shortened to Buona Vista Ter under TransitLink Network Integration Exercise Phase 8.
	Marine Parade ↔ Clementi		15 November	Extended to Clementi Int.
		1994	29 May	Serves 2 new pairs of bus stops outside The Concourse, outside Golden Mile Twr and outside and opposite Suntec City along Nicoll Highway.
		2001	15 April	Amended to ply Esplanade Dr, skipping Connaught Dr/Empress Pl.
	Bedok ↔ Clementi		16 September	Extended to Bedok Int with the closure of Marine Parade Ter.
		2002	TBC	Serves additional bus stop before Hosp Dr along Eu Tong Sen St.
		2004	20 April	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	Amended to ply the reinstated Nicoll Highway, skipping Mountbatten Rd, Geylang Rd, Kallang Rd, Victoria St, Jln Sultan and Beach Rd.
		2005	2 July	Serves the 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.
	196Bedok ↔ Clementi 196AMountbatten Rd → Shenton Way		17 October	196AIntroduced from Mountbatten Rd (Aft Tg Katong Rd) to Shenton Way (Opp MAS Bldg) during morning peak hours on weekdays.
		2006	TBC	Serves merged bus stop opposite Buona Vista Stn along Nth Buona Vista Rd with the closure of the staggered bus stop.
				Serves additional bus stop outside Victoria Sch along Marine Parade Rd.
			29 October	Amended to Clementi Temp Int.
			3 December	Designated wheelchair-accessible bus service (WAB).
	196Bedok ↔ Clementi 196AMarine Parade Rd → Shenton Way	2007	TBC	196AExtended to start from Marine Parade Rd (Lagoon View)
	196Bedok ↔ Clementi 196ABedok → Shenton Way	2009	3 August	196AExtended to start from Bedok Int.
		2011	19 November	Amended to Bedok Temp Int.
			26 November	Amended to Clementi Integrated Transport Hub.
		2014	10 August	Serves new bus stop opposite Blk 2 along Mountbatten Rd.
			30 November	Amended to Bedok Integrated Transport Hub.
		2017	26 November	Skips removed bus stop before Hosp Dr along Kg Bahru Rd.
		2024	28 January	Serves relocated bus stop after Clementi Swim Cplx along AYE.
		2025	30 March	Serves new bus stop opposite Police Cantonment Cplx along Cantonment Rd.

Service 197

1^st Generation (1971 – 1974)

Operator	Route	Year	Date	Service changes
ABC	Keppel Rd ↔ Jln Samulun	1971	11 April	Introduced between Keppel Rd Ter and Jln Samulun Ter under 1971 Bus Reorganisation.
	Crawford St ↔ Jln Samulun		10 November	Extended to Crawford St Ter.
		1974	3 February	Discontinued under 1974 Bus Rationalisation.

2^nd Generation (since 1978)

Operator	Route	Year	Date	Service changes
(Current) Known as prior to 1 November 2001	Jurong ↔ Lor 1 Geylang	1978	1 June	Introduced between Jurong Int and Geylang Fringe Car Pk.
		1986	7 September	Last bus from Jurong Int extended to 0025 hrs on Saturdays, Sundays and Public Holidays.
		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.
		1988	11 January	Serves merged bus stop along Ayer Rajah Rd.
		1989	29 January	Serves relocated bus stop opposite Sri Mariamman Tp along Sth Bridge Rd, skipping a removed bus stop opposite Jamae Mque.
	Boon Lay ↔ Lor 1 Geylang	1990	1 July	Amended to Boon Lay Int.
			22 July	Serves the bus stop outside Ellenborough Mkt along Eu Tong Sen St, skipping the bus stop outside Hill St Bldg along Hill St.
	Boon Lay ↔ Bedok	1991	7 April	Integrated with Service 41 and extended to Bedok Int under TransitLink Network Integration Exercise Phase 3.
	Bedok ↔ Jurong East	1992	28 June	Shortened to Jurong East Int under TransitLink Network Integration Exercise Phase 8 with the route extension of Service 198 to Boon Lay Int.
		2000	TBC	Serves additional bus stop after Jln Bt Merah along Kg Bahru Rd.
		2003	TBC	Serves new bus stop outside Shell Kiosk along Tg Katong Rd.
			7 December	Serves the bus stop outside Blk 3 along Neil Rd with the abolition of the bus stop outside Everton Pk.
		2005	5 June	Amended to ply Sims Ave and Sims Way with the partial closure of southbound Mountbatten Rd.
			12 June	Serves new bus stop outside Science Pk along AYE.
			26 June	Amended to ply Sims Way and Geylang Rd with the partial closure of northbound Mountbatten Rd.
		2006	TBC	Serves additional bus stop outside Victoria Sch along Marine Parade Rd.
		2009	5 July	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	26 June	Serves new bus stop outside The Pinnacle @ Duxton along Neil Rd.
			19 November	Amended to Bedok Temp Int.
			17 December	Amended to Jurong East Temp Int.
		2012	25 June	Designated wheelchair-accessible bus service (WAB).
		2014	30 November	Amended to Bedok Integrated Transport Hub.
		2017	26 November	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	Amended to relocated Jurong East Temp Int and amended to ply Jurong East St 12, skipping Jurong Town Hall Rd, Jurong East Ctrl and Jurong Gateway Rd.
		2024	28 January	Serves relocated bus stop after Clementi Swim Cplx along AYE.

Service 198

Operator	Route	Year	Date	Service changes
Amalgamated Bus Company	New Market Rd ↔ Jln Boon Lay	1971	11 April	Introduced between New Market Rd Ter and Jln Boon Lay Ter under 1971 Bus Reorganisation.
	Sth Canal ↔ Jln Boon Lay		6 June	Amended to Sth Canal Ter.
			28 September	Amended to ply the extended Ganges Ave towards Sth Canal 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.
(Current) Known as prior to 1 November 2001		1973	1 July	Operations transferred to Singapore Bus Services.
	Jln Kolam Ayer ↔ Jln Boon Lay	1974	3 February	Extended to Jln Kolam Ayer Ter under 1974 Bus Rationalisation.
			1 October	Serves new bus stop outside Nan Hwa Girls' High Sch along Bencoolen St.
				Serves merged bus stop outside Sri Srinivasa Perumal Tp along Serangoon Rd.
	Sims Pl ↔ Jln Boon Lay	1976	13 December	Extended to Sims Pl Ter.
		1977	17 May	Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Jln Boon Lay Ter.
	Sims Pl ↔ Jurong	1978	1 June	Extended to Jurong Int.
		1979	11 November	Amended to ply Ganges Ave towards Jurong Int with the realignment of Delta Circus.
		1982	22 May	Amended to ply Aljunied Rd, MacPherson Rd and Bendemeer/Serangoon Rd, skipping Jln Kolam Ayer.
		1988	29 May	Skips the bus stop outside NUH along AYE.
	Sims Pl ↔ Boon Lay	1990	1 July	Amended to Boon Lay Int.
	Sims Pl ↔ Jurong East	1991	7 April	Shortened to Jurong East Int under TransitLink Network Integration Exercise Phase 3.
	Bukit Merah ↔ Boon Lay	1992	28 June	Extended to Boon Lay Int and shortened to Bt Merah Int under TransitLink Network Integration Exercise Phase 8 with the route amendment of Service 64 to Sims Pl Ter.
		1996	TBC	Serves new bus stop outside Blk 220 along Boon Lay Ave.
		2006	18 June	Amended to Boon Lay Temp Int.
			3 December	Designated wheelchair-accessible bus service (WAB).
		2009	27 December	Amended to Boon Lay Integrated Transport Hub.
	198Bukit Merah ↔ Boon Lay 198ABoon Lay → Jurong East Ave 1	2012	6 February	198AIntroduced from Boon Lay Int to Jurong East Ave 1 (Opp Parc Oasis) during evening peak hours on weekdays. Wheelchair-accessible bus service (WAB) at launch.
		2018	18 November	198AEnhanced to operate during the evening on Saturdays, Sundays and Public Holidays.
		2024	28 January	Serves relocated bus stop after Clementi Swim Cplx along AYE.

Service 199

1^st Generation (1971 – 1974)

Operator	Route	Year	Date	Service changes
ABC	Prince Edward ↺ Dunearn Rd	1971	21 July	Introduced between Prince Edward Ter and Dunearn Rd (Dunearn Hostel) (Loop).
		1973	11 March	Amended to ply Zion Rd and Hoot Kiam Rd towards Dunearn Rd with the partial conversion of Kim Seng Rd and Irwell Bank Rd to one-way traffic.
		1974	3 February	Discontinued under 1974 Bus Rationalisation.

2^nd Generation (since 1978)

Operator	Route	Year	Date	Service changes
Known as prior to 1 November 2001	Jurong ↺ Nanyang Ave	1978	3 July	Introduced between Jurong Int and Nanyang Ave (Loop), operating on weekdays and Saturdays only.
		1979	1 October	Amended to ply Corporation Rd, Jurong Rd and Upp Jurong Rd.
			12 November	Amended to ply Boon Lay Way and Jln Boon Lay.
		1982	23 August	Amended to serve NTI via Nanyang Cres and Nanyang Circle between 0600 hrs and 1800 hrs on weekdays & Saturdays.
		1985	30 November	Amended to ply along the new carriageway of Upp Jurong Rd (between Jln Boon Lay and Benoi Rd).
		1986	24 March	Amended to ply Jln Bahar, skipping Upp Jurong Rd.
			2 June	Extended to operate on Sundays and Public Holidays.
				Last bus extended to 2200 hrs on weekdays and Saturdays.
		1987	22 February	Amended to ply Nanyang Ave, Nanyang Cres and Nanyang Dr.
		1989	22 October	Integrated with Service 406 and amended to ply Yung Ho Rd, Yuan Ching Rd and Boon Lay Way.
		1990	3 June	Amended to ply Nanyang Circle and Student Wk, skipping Nanyang Ave.
	Boon Lay ↺ Nanyang Ave		1 July	Amended to Boon Lay Int.
			19 November	First bus revised to 0630 hrs on Sundays and Public Holidays.
		1991	20 January	Amended to ply Nanyang Dr, skipping Nanyang Cres.
		1999	TBC	Last bus extended to 0025 hrs on Sundays and Public Holidays.
	Boon Lay ↺ Nanyang Cres	2001	7 January	Amended to loop at Nanyang Cres with the introduction of Service 179.
				Last bus revised to 0020 hrs on Sundays and Public Holidays.
		2006	18 June	Amended to Boon Lay Temp Int.
		2008	2 December	Designated wheelchair-accessible bus service (WAB).
		2009	27 December	Amended to ply Jurong West Ctrl 1, skipping Jurong West Ctrl 3.
		2010	10 February	Serves additional bus stop outside Blk 263 along Jln Boon Lay.
			8 May	Amended to Boon Lay Integrated Transport Hub.
		2016	13 November	Serves additional bus stop opposite Nanyang Ave along Jln Bahar.
		2017	23 July	Serves new bus stop outside Nanyang Cres Halls along Nanyang Cres.
(Current)		2024	1 September	Operations transferred to SMRT Buses.

Service 200

Operator	Route	Year	Date	Service changes
United Bus Company	Bukit Timah ↔ Sth Buona Vista Rd	1971	11 April	Introduced between Bt Timah Ter and Sth Buona Vista Rd Ter under 1971 Bus Reorganisation.
	Upp Bt Timah Rd ↔ Sth Buona Vista Rd		TBC	Extended to Upp Bt Timah Rd Ter.
(Current) Known as prior to 1 November 2001		1973	1 July	Operations transferred to Singapore Bus Services.
	Upp Bt Timah Rd ↔ Pasir Panjang Rd	1974	3 February	Extended to Pasir Panjang Rd Ter under 1974 Bus Rationalisation.
		1977	17 May	Amended to ply Commonwealth Ave Extension and Nth Buona Vista Rd towards Pasir Panjang Rd Ter.
		1979	30 December	Amended to ply Jln Anak Bt towards Pasir Panjang Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
		1980	14 December	Amended to u-turn at 18 km Woodlands Rd before terminating at Upp Bt Timah Rd Ter.
	Upp Bt Timah Rd ↔ Kent Ridge	1981	5 July	Amended to Kent Ridge Ter.
	Kent Ridge ↺ Jln Anak Bt		15 November	Shortened to loop at Jln Anak Bt from Kent Ridge Ter.
		1987	12 August	Serves new bus stop opposite PSB Science Pk Bldg along Sth Buona Vista Rd.
		1988	29 May	Amended to ply Buona Vista Flyover with the opening of AYE, skipping Portsdown Rd.
		1989	25 June	Skips the bus stop after Tan Boon Chong Ave along Holland Rd.
	Kent Ridge ↺ Holland Dr	1993	5 December	Shortened to loop at Holland Dr under TransitLink Network Integration Exercise Phase 14.
	Buona Vista ↺ Kent Ridge	2006	17 December	Amended to start from Buona Vista Ter and loop at Kent Ridge Ter.
	200Buona Vista ↺ Kent Ridge 200ABuona Vista → Kent Ridge	2012	17 September	200AIntroduced from Buona Vista Ter to Kent Ridge Ter during morning peak hours on weekdays and after the last bus of Service 200 daily.
		2015	22 June	Designated wheelchair-accessible bus service (WAB).

Service 201

1^st Generation (1971 – 1993)

Operator	Route	Year	Date	Service changes
UBC	Jln Jurong Kechil ↔ Pasir Panjang Rd	1971	11 April	Introduced between Jln Jurong Kechil Ter and Pasir Panjang Rd Ter under 1971 Bus Reorganisation.
	Toh Tuck Rd ↔ Pasir Panjang Rd	1974	3 February	Integrated with Service 207 and extended to Toh Tuck Rd End Ter under 1974 Bus Rationalisation.
		1979	30 December	Amended to ply Jln Anak Bt towards Pasir Panjang Rd Ter with the partial conversion of Upp Bt Timah Rd to one-way traffic.
	Pasir Panjang Rd ↺ Jln Anak Bt	1981	25 May	Shortened to loop at Jln Anak Bt from Pasir Panjang Rd Ter with the introduction of Service 205.
	Kent Ridge ↺ Jln Anak Bt		5 July	Amended to Kent Ridge Ter.
		1986	1 June	Skips removed bus stop before Ayer Rajah Rd along Clementi Rd.
		1987	19 April	Serves new staggered bus stop under the PIE Flyover along Jln Anak Bt, skipping the bus stop opposite Bt Timah Plaza.
				Amended to use new access road from Upp Bt Timah Rd to Jln Anak Bt, skipping BKE.
		1993	4 April	Discontinued with the introduction of Service 151 under TransitLink Network Integration Exercise Phase 12.

2^nd Generation (since 2014)

Operator	Route	Year	Date	Service changes
(Current)	Kent Ridge ↺ Pandan Gdns	2014	23 November	Introduced between Kent Ridge Ter and Pandan Gdns (Loop) under the LTA's Bus Service Enhancement Programme (BSEP), operating between 0545 hrs and 2330 hrs daily.
		2015	30 March	Designated wheelchair-accessible bus service (WAB).
		2023	8 January	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.

See also

• History of Bus Services