History of Parks Services
Service 408 
| Operator | Year | Date | Service changes |
|---|---|---|---|
| 2005 | 12 March | Introduced between HarbourFront Int and Port Rd (Loop), operating on Saturdays, Sundays and Public Holidays only. | |
| 2009 | 7 March | Amended to ply Henderson Rd, Depot Rd and Alexandra Rd in both directions and ply Telok Blangah Heights, Telok Blangah St 32 and Telok Blangah Dr towards HarbourFront Int. | |
| 2014 | 1 March | Amended to ply Henderson Rd towards HarbourFront Int, skipping Telok Blangah Heights, Telok Blangah St 32 and Telok Blangah Dr. | |
| 2016 | 28 March | Designated wheelchair-accessible bus service (WAB). 
| |
| 1 August | Withdrawn. |
Service 409
| Operator | Year | Date | Service changes |
|---|---|---|---|
| Template:SBS Transit | 2005 | 14 November | Introduced between HarbourFront Int and Mount Faber Rd (Loop). |
| 2006 | 1 July | Revised to operate on Saturdays, Sundays and public holidays only. | |
| 2013 | 1 March | Withdrawn. |