Service CBD1[]
Marina Centre - Orchard Rd (loop)
Marina Centre Terminal, (Raffles Boulevard), Raffles Ave, Stamford Rd, Orchard Rd, Penang Rd, Somerset Rd, Grange Rd, Orchard Boulevard, Tomlinson Rd, Tanglin Rd and Orchard Rd, Bras Basah Rd, Raffles Boulevard, Marina Centre Terminal.
Originally Anson Rd to Tomlinson Rd service when it was introduced on 27th March 1978. This service was withdrawn in 11 April 1989 due to duplication of tourist MRT link. This route was then replaced by svc 390.
Service CBD2[]
Holland Road Fringe Carpark - New Bridge Road (Loop)
Holland Rd Fringe Car Park, Holland Rd, Napier Rd, Tanglin Rd, Orchard Rd, Dhoby Ghaut, Bras Basah Rd, North Bridge Rd, South Bridge Rd, Neil Rd, New Bridge Rd, Eu Tong Sen St, Canal Rd, New Bridge Rd, Hill St, Stamford Rd, Orchard Rd, Penang Rd, Somerset Rd, Grange Rd, Orchard Blvd, Grange Rd, Napier Rd, Holland Rd and Holland Rd Fringe Car Park.
Introduced on 27th March 1978, the service was withdrawn in the 1980s due to weak demand.