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

Service 300 (1990 - 1997)

Operator	Year	Date	Service changes
	1990	16 December	Introduced between Choa Chu Kang Int and Choa Chu Kang Ave 3 (Loop).
	1994	22 August	Amended to loop at Choa Chu Kang Ave 2, skipping Choa Chu Kang Ave 3.
	1997	TBC	Converted to a bi-directional feeder service with green and white plates.

Service 300 (since 1998)

Operator	Year	Date	Service changes
	1998	13 April	Re-numbered from Services 300G/W as a service between Choa Chu Kang Int and Choa Chu Kang Ave 3 (Loop).
Template:Trans Island Bus Services	1999	29 August	Operations transferred to TIBS.
	2001	TBC	Serves new bus stop outside Sunshine Pl along Choa Chu Kang Ave 3.
		31 October	Extended to ply Choa Chu Kang Ave 5 in both directions.
Template:SMRT Buses (Current)	2013	24 February	Serves new bus stop outside Blk 293 along Choa Chu Kang Ave 1.
		TBC	Last bus extended to 0055 hrs daily.
	2015	25 April	Amended to skip Choa Chu Kang Ave 5 with the introduction of Services 301 and 983.
	2017	17 December	Designated wheelchair-accessible bus service (WAB).
	2018	16 December	Amended to new Choa Chu Kang Int.
	2019	5 October	Last bus extended to 0105 hrs daily.

Service 300G (1997 - 1998)

Operator	Year	Date	Service changes
	1997	TBC	Re-numbered from Service 300 as a service between Choa Chu Kang Int and Choa Chu Kang Ave 2 (Loop) via Choa Chu Kang Ave 4.
	1998	13 April	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.

Service 300W (1997 - 1998)

Operator	Year	Date	Service changes
	1997	TBC	Re-numbered from Service 300 as a service between Choa Chu Kang Int and Choa Chu Kang Ave 2 (Loop) via Choa Chu Kang Way.
	1998	13 April	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.

Service 301 (1990 - 1997)

Operator	Year	Date	Service changes
	1990	15 April	Introduced between Choa Chu Kang Int and Teck Whye Lane (Loop).
	1991	21 April	Amended to ply Choa Chu Kang Way and Choa Chu Kang Ctrl, skipping Choa Chu Kang Dr and Choa Chu Kang Ave 1.
	1997	TBC	Integrated with Service 303 to form Service 307 and withdrawn.

Service 301 (since 2015)

Operator	Year	Date	Service changes
Template:SMRT Buses (Current)	2015	25 April	Introduced between Choa Chu Kang Int and Choa Chu Kang Ave 5 (Loop) under the LTA's Bus Service Enhancement Programme (BSEP).
		14 June	Designated wheelchair-accessible bus service (WAB).
	2016	3 January	Amended to loop at Keat Hong Cl.
	2018	16 December	Amended to new Choa Chu Kang Int.
	2019	5 October	Last bus extended to 0105 hrs daily.

Service 302

Operator	Year	Date	Service changes
	1993	24 October	Introduced between Choa Chu Kang Int and Choa Chu Kang Nth 5 (Loop).
	1994	6 February	Extended to loop at Choa Chu Kang St 52.
		20 November	Extended to loop at Choa Chu Kang St 62.
	1998	8 November	Extended to loop at Choa Chu Kang Cres, skipping Choa Chu Kang St 62.
Template:Trans Island Bus Services	1999	29 August	Operations transferred to TIBS.
Template:SMRT Buses (Current)	2013	TBC	Last bus extended to 0055 hrs daily.
	2016	3 April	Designated wheelchair-accessible bus service (WAB).
	2018	16 December	Amended to new Choa Chu Kang Int.
	2019	5 October	Last bus extended to 0105 hrs daily.

Short Trip 302A

Operator	Year	Date	Service changes
Template:SMRT Buses (Current)	2014	15 September	Introduced between Choa Chu Kang Dr (Yew Tee Stn) and Choa Chu Kang Cres (Loop) during peak hours on weekdays.
	2016	3 April	Designated wheelchair-accessible bus service (WAB).

Service 303 (1994 - 1997)

Operator	Year	Date	Service changes
	1994	6 February	Introduced between Choa Chu Kang Int and Choa Chu Kang Nth 5 (Loop).
	1995	29 October	Extended to loop at Choa Chu Kang St 62.
	1996	TBC	Serves new pair of bus stops outside and opposite Yew Mei Green Condo along Choa Chu Kang Nth 6.
	1997	TBC	Integrated with Service 301 to form Service 307 and withdrawn.

Service 307

Operator	Year	Date	Service changes
	1997	TBC	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.
Template:Trans Island Bus Services	1999	29 August	Operations transferred to TIBS.
		26 December	Converted to regular feeder service and amended to skip Choa Chu Kang Way, Choa Chu Kang Ctrl and Teck Whye Lane under Bt Panjang LRT Rationalisation.
	2001	31 October	Reverted back to Intra-Town service and amended to loop at Teck Whye Ave.
	2002	12 May	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.
Template:SMRT Buses (Current)	2007	15 July	Serves new pair of bus stops outside and opposite Northvale Condo along Choa Chu Kang Dr.
	2009	1 June	Designated wheelchair-accessible bus service (WAB).
	2012	21 October	Amended to ply Choa Chu Kang Ave 1 and Teck Whye Ave towards Teck Whye Lane.
	2013	TBC	Last bus extended to 0055 hrs daily.
	2018	12 August	Converted to Feeder service.
		16 December	Amended to new Choa Chu Kang Int.
	2019	5 October	Last bus extended to 0105 hrs on Saturdays, Sundays and Public Holidays.

Short Trip 307A

Operator	Year	Date	Service changes
Template:SMRT Buses (Current)	2016	1 September	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. Wheelchair-accessible at launch.
	2018	22 July	Extended to start from Choa Chu Kang Int.
		16 December	Amended to new Choa Chu Kang Int.
	2019	5 October	Last bus extended to 0105 hrs on weekdays.

Service 308 (2016 - 2018)

Operator	Year	Date	Service changes
Template:SMRT Buses	2016	15 May	Template:Intro BSEP
	2018	30 September	Integrated with Service 991 and withdrawn.