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  • Address

510 Area Code Information

State: CA

Largest City in Area: OAKLAND

Where is Area Code 510? Area code (510) is in the state of CA. The PeopleSearchNow database has 4,356,356 records on file with a phone number in the area code of (510). 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
  • 94536
  • 94538
  • 94539
  • 94541
  • 94544
  • 94546
  • 94555
  • 94560
  • 94577
  • 94578
  • 94587
  • 94601
  • 94602
  • 94605
  • 94606
  • 94610
  • 94611
  • 94804
  • 94806