510 Area Code Data

Area code 510 has a total estimated population of 1,799,242 people and covers the following localities in California:

  • Alameda
  • Berkeley
  • Crockett
  • El Sobrante
  • Fremont
  • Hayward
  • Hercules
  • Oakland
  • Richmond
  • San Leandro
  • Union City

The (510) area code is comprised of 660 unique phone exchanges: