Singapore Buses route 151

Service 151 is a trunk service plying between Hougang Central Int and Kent Ridge Ter, passing through Hougang Avenue 5, 7 & 3, MacPherson, PIE, Whitley Bukit Timah, Clementi Road and NUS.

Demand is very strong especially for some crucial connections between Hougang and Tai Seng/Airport Road. Volvo B9TL CDGEs began to be deployed in October 2007.