831 Area Code Data

Area code 831 has a total estimated population of 718,923 people and covers the following localities in California:

  • Aptos
  • Aromas
  • Ben Lomond
  • Big Sur
  • Boulder Creek
  • Carmel By The Sea
  • Carmel Valley
  • Castroville
  • Chualar
  • Feather Falls
  • Felton
  • Gonzales
  • Greenfield
  • Hollister
  • King City
  • Marina
  • Paicines
  • Salinas
  • San Ardo
  • San Juan Bautista
  • San Lucas
  • Santa Clara
  • Santa Cruz
  • Scotts Valley
  • Seaside
  • Soledad
  • Tres Pinos
  • Watsonville

The (831) area code is comprised of 330 unique phone exchanges: