Its transmitter site is based in Newark near the Dumbarton Bridge.

The city is also served indirectly by State Route 84 which traverses the Dumbarton Bridge to the north.

The Dumbarton Bridge is the southernmost of the highway bridges across San Francisco Bay in California.

There is no freeway connection between U.S. 101 and the southwest end of the Dumbarton Bridge.

Newark lies near the intersection of I-880, State Route 84, and the Dumbarton Bridge.

The city is the eastern terminus of the Dumbarton Bridge.

Dumbarton Bridge may refer to:

It passes under Q Street Northwest's Dumbarton Bridge over the creek with no access.

The segment from the western end of the Dumbarton Bridge to the interchange with I-880 has been upgraded to a freeway.

The local area around the Dumbarton Bridge is an important ecological area, hosting many species of birds, fish and mammals.