510 Area Code Phone Directory

Information for Area Code 510

State: CA
Largest City in Area: OAKLAND

Where is Area Code 510?

Area code (510) is in the state of CA. Below, are the major cities in the area code (510).

Major Cities in 510

OAKLAND, CA (1,361,990)
HAYWARD, CA (720,628)
FREMONT, CA (702,977)
SAN LEANDRO, CA (499,355)
BERKELEY, CA (486,012)
SAN FRANCISCO, CA (483,882)
RICHMOND, CA (383,958)
ALAMEDA, CA (330,058)
UNION CITY, CA (292,824)
CASTRO VALLEY, CA (255,027)

Zip Codes in 510

94501
94502
94512
94525
94530
94536
94537
94538
94539
94540
94541
94542
94543
94544
94545
94546
94547
94548
94552
94555