About California Area Code 510
The
510 area code includes California cities Alameda, Berkeley, Castro Valley, Crockett, El Cerrito, El Sobrante, Fremont, Hayward, Newark, Oakland, Richmond, San Leandro, Union City; bayside East Bay.
Nearby area codes are
209,
408,
415,
650,
669,
707,
831 and
925.
Search for a phone number:
510 Area Code Exchanges 370-423:
510-370-xxxx 510-371-xxxx 510-372-xxxx 510-373-xxxx 510-374-xxxx 510-375-xxxx 510-376-xxxx 510-377-xxxx 510-378-xxxx 510-379-xxxx 510-380-xxxx 510-381-xxxx 510-382-xxxx 510-383-xxxx 510-384-xxxx 510-385-xxxx 510-386-xxxx 510-387-xxxx 510-388-xxxx 510-389-xxxx 510-390-xxxx 510-391-xxxx 510-392-xxxx 510-393-xxxx 510-394-xxxx 510-395-xxxx 510-396-xxxx 510-397-xxxx 510-398-xxxx 510-399-xxxx 510-400-xxxx 510-401-xxxx 510-402-xxxx 510-403-xxxx 510-404-xxxx 510-405-xxxx 510-406-xxxx 510-407-xxxx 510-408-xxxx 510-409-xxxx 510-410-xxxx 510-411-xxxx 510-412-xxxx 510-413-xxxx 510-414-xxxx 510-415-xxxx 510-416-xxxx 510-417-xxxx 510-418-xxxx 510-419-xxxx 510-420-xxxx 510-421-xxxx 510-422-xxxx 510-423-xxxx