Trunk Services 400 - 405

Service 400

Direction 1	Looping at	Depot	Number of buses	Operator	Bus Package
Shenton Way Terminal	Marina Coastal Drive	Ulu Pandan Depot (UPDEP)	3	Template:SBS Transit	Bukit Merah

Fleet
SBS7559K SG5610U 2 Volvo B9TL (1 WEG2 Batch 1 / 1 WEG2 Batch 4)

Notes
1 missing DD. Daily: 1AM-2PM / 1S / 1T (3 buses)

Service 403

Direction 1	Looping at	Depot	Number of buses	Operator	Bus Package
Pasir Ris Interchange	Pasir Ris Road	Loyang Depot (LYDEP)	4	Template:Go-Ahead Singapore	Loyang

Fleet
Any Single-decker buses

Notes
This service practices jumpbus. Weekdays: 2AM-2PM / 1SS / 1TQ (4 duties) Saturdays: 2AM-3PM / 1TQ (3 - 4 duties) Sundays: 3AM-3PM / 1TQ (4 duties)

Service 405

Direction 1	Looping at	Depot	Number of buses	Operator	Bus Package
Boon Lay Interchange	Old Choa Chu Kang Road	Soon Lee Bus Park (SLBP)	2	Template:SBS Transit	Jurong West

Fleet
Any Single-decker buses

Notes
This service only operates on the following festivals: Qing Ming Good Friday First Ramadan Hari Raya Puasa Hari Raya Haji Deepavali All Souls' Day Special Saturdays: TBC (2 buses) Special Sundays: TBC (2 buses)