History of Services 191 - 201

Service 191 (1971 - 1983)

Operator	Route	Year	Date	Service changes
STC	Ulu Pandan ↔ Prince Edward (1971 - 1977)	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 (1977 - Jun 1981)		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 (Jun - Sep 1981)	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 (Sep 1981 - 1983)		20 September	Extended to loop at Nicoll Highway.
		1983	30 October	Integrated with Service 7 and discontinued.

Service 191 (since 1988)

Refer to Bus Service 191 for more information.

Service 191A (1971 - 1974)

Operator	Route	Year	Date	Service changes
STC	Commonwealth Ave ↔ Prince Edward (Apr - May 1971)	1971	11 April	Introduced between Commonwealth Ave Ter and Prince Edward Ter under 1971 Bus Reorganisation.
	Henderson Rd ↔ Prince Edward (May 1971 - 1974)		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 (1971 - 1974)

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

Service 192 (1974 - 1988)

Operator	Route	Year	Date	Service changes
	Pasir Panjang Rd ↔ South Canal (1974 - 1979)	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 ↔ South Canal (1979 - 1988)		16 December	Extended to Jurong Int.
		1982	24 May	Amended to ply West Coast Highway.
		1988	18 December	Integrated with Service 51 and discontinued.

Service 192 (since 1989)

Refer to Bus Service 192 for more information.

Service 192A (1971 - 1974)

Operator	Route	Year	Date	Service changes
ABC	Clementi Rd ↔ South Canal (Apr - Sep 1971)	1971	11 April	Introduced between Clementi Rd Ter and Sth Canal Ter under 1971 Bus Reorganisation.
	Pasir Panjang Rd ↔ South Canal (Sep 1971 - 1974)		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 (1971 - 1991)

Operator	Route	Year	Date	Service changes
ABC	Commonwealth Ave ↔ South Canal (Apr 1971)	1971	11 April	Introduced between Commonwealth Ave Ter and Sth Canal Ter under 1971 Bus Reorganisation.
	Commonwealth Ave ↺ Tg Pagar Rd (Apr - Nov 1971)		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.
	Bukit Timah ↺ Tg Pagar Rd (Nov 1971 - 1974)		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.
	Bukit Timah ↔ Tg Pagar Rd (1974 - 1976)	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 - 1979)	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 (1979 - 1980)		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 - 1985)	1980	14 December	Amended to Princess Elizabeth Ter.
	Princess Elizabeth ↔ Prince Edward (1985 - 1987)	1985	27 January	Amended to Prince Edward Ter with the closure of Anson Rd Ter.
	Princess Elizabeth ↔ Shenton Way (1987 - 1991)	1987	28 June	Amended to Shenton Way Ter.
		1991	28 April	Discontinued under TransitLink Network Integration Exercise Phase 4.

Service 193 (since 1995)

Refer to Bus Service 193 for more information.

Service 193A (1971 - 1974)

Operator	Route	Year	Date	Service changes
ABC	Commonwealth Ave ↔ South Canal (Apr 1971)	1971	18 April	Introduced between Commonwealth Ave Ter and Sth Canal Ter.
	Commonwealth Ave ↺ Tg Pagar Rd (Apr 1971 - 1974)		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 (1971 - 1993)

Operator	Year	Date	Service changes
ABC	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.

Service 194 (since 1995)

Refer to Bus Service 194 for more information.

Service 195 / Short-Trip 195A / 195B (2002 - 2005) / 195B (2015 - 2018)

Refer to Bus Service 195 for more information.

Service 196 / Short-Trip 196A

Refer to Bus Service 196 for more information.

Service 197 (1971 - 1974)

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

Service 197 (since 1978)

Refer to Bus Service 197 for more information.

Service 198 / Short-Trip 198A

Refer to Bus Service 198 for more information.

Service 199 (1971 - 1974)

Operator	Year	Date	Service changes
ABC	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 Rationalization.

Service 199 (since 1978)

Refer to Bus Service 199 for more information.

Service 200 / Short-Trip 200A

Refer to Bus Service 200 for more information.

Service 201 (1971 - 1993)

Operator	Route	Year	Date	Service changes
UBC	Jln Jurong Kechil ↔ Pasir Panjang Rd (1971 - 1974)	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 - 1981)	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 (May - Jul 1981)	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 (Jul 1981 - 1993)		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.

Service 201 (since 2014)

Refer to Bus Service 201 for more information.