Dumbarton Express (abbreviated DB) operates weekday transbay bus service from Palo Alto to Union City BART via the
Dumbarton Bridge (CA 84). Service is operated by MV Transportation, administered by AC Transit, and offered by
a consortium of transit agencies (ACT, SamTrans, Santa Clara VTA, BART, and Union City Transit). Two routes are currently
offered (as of June 1, 2016): DB, local service in Menlo Park and Palo Alto from Stanford University Main Quad via
the Palo Alto Transit Center, Lytton St., Middlefield Rd., and Willow Rd. DB1 is a peak hour route starting at Deer Creek Rd.
in Palo Alto, running via VA Hospital, Page Mill Rd., Oregon Expwy, and Bayshore Fwy. (US 101) to Willow Rd.
