List of SamTrans bus lines

This is a list of bus routes operated by the San Mateo County Transit District (SamTrans) primarily in San Mateo County of the San Francisco Bay Area, in the state of California.

Notes:

  • †: San Francisco stops restriction applies
    • Northbound (from San Mateo County): SamTrans cannot pick up northbound passengers at San Francisco stops
    • Southbound (to San Mateo County): Passengers boarding in San Francisco may not disembark in San Francisco
  • NB – northbound, SB – southbound
  • Sunday service is run during most holidays.