Transportation
Highways within the East Bay include: Interstates 80, 580, 680, 880, 980, and 238; State Route 24; and State Route 4 are the main highways of the East Bay. Minor Highways include State Route 13, State Route 84, State Route 92, State Route 160, State Route 238, and State Route 242.
The East Bay's major rail transit service is Bay Area Rapid Transit, or BART, which has an extensive route system linking all major population areas of the East Bay, as well as a link to San Francisco. Amtrak California and the Altamont Commuter Express (ACE) also operate rail services in the East Bay.
AC Transit is the major bus transit agency for the region, and provides bus service throughout Alameda and Contra Costa counties, hence the "AC" moniker. County Connection, WestCAT, WHEELS, Tri-Delta Transit and Union City Transit also provide bus service in the East Bay.
Bicycle transportation is strongly promoted by city and county agencies, and by organizations like the East Bay Bicycle Coalition.
Read more about this topic: East Bay (San Francisco Bay Area)