| Operator
|
Route
|
Year
|
Date
|
Service changes
|
 Known as prior to 1 November 2001
|
Clementi ↺ Clementi Ave 2
|
1979
|
23 December
|
Introduced between Clementi Ter and Clementi Ave 2 (Loop).
|
| 1980
|
16 November
|
Amended to Clementi Int.
|
| Clementi ↺ Clementi West St 2
|
1988
|
8 March
|
Integrated with Service 287 and extended to loop at Clementi West St 2.
|
| 1994
|
TBC
|
Last bus extended to 0015 hrs daily.
|
| 2006
|
29 October
|
Amended to Clementi Temp Int.
|
| 2011
|
26 November
|
Amended to Clementi Integrated Transport Hub.
|
| 3 December
|
Designated wheelchair-accessible bus service (WAB).
|
| 2013
|
TBC
|
Last bus extended to 0030 hrs daily.
|
| 2014
|
TBC
|
First bus brought forward to 0535 hrs on weekdays.
|
 (Current)
|
2016
|
26 June
|
Operations transferred to Tower Transit Singapore.
|