| General Information about Area Code 831 | |
|---|---|
| Country | United States |
| State / Province / Territory | California |
| Major City | Santa Cruz |
| Time Zone | Pacific (UTC-08:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 831-386 | King City | Monterey | Landline |
| 831-777 | Santa Cruz | Santa Cruz | - |
| 831-626 | Carmel | Monterey | Landline |
| 831-313 | Hollister | San Benito | Landline |
| 831-281 | Santa Cruz | Santa Cruz | Wireless |
| 831-636 | Hollister | San Benito | Landline |
| 831-539 | Watsonville | Santa Cruz | Wireless |
| 831-596 | Salinas | Monterey | Wireless |
| 831-419 | Santa Cruz | Santa Cruz | Wireless |
| 831-479 | Santa Cruz | Santa Cruz | Landline |
| 831-653 | San Ardo | Monterey | Landline |
| 831-525 | King City | Monterey | Landline |
| 831-728 | Watsonville | Santa Cruz | Landline |
| 831-272 | Salinas | Monterey | Landline |
| 831-262 | Salinas | Monterey | Wireless |
| 831-576 | Santa Cruz | Santa Cruz | Landline |
| 831-769 | Salinas | Monterey | Landline |
| 831-308 | Salinas | Monterey | Landline |
| 831-655 | Monterey | Monterey | Landline |
| 831-717 | Salinas | Monterey | Landline |