| 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 |
|---|---|---|---|
| 831-674 | Greenfield | Monterey | Landline |
| 831-869 | Monterey | Monterey | Wireless |
| 831-443 | Salinas | Monterey | Landline |
| 831-704 | Felton | Santa Cruz | Landline |
| 831-844 | Big Sur | Monterey | Landline |
| 831-740 | Watsonville | Santa Cruz | Landline |
| 831-296 | Salinas | Monterey | Wireless |
| 831-484 | Salinas | Monterey | Landline |
| 831-222 | Felton | Santa Cruz | Landline |
| 831-515 | Santa Cruz | Santa Cruz | Landline |
| 831-277 | Monterey | Monterey | Wireless |
| 831-585 | Salinas | Monterey | Landline |
| 831-975 | Salinas | Monterey | Landline |
| 831-333 | Monterey | Monterey | Landline |
| 831-774 | Gonzales | Monterey | Landline |
| 831-498 | Watsonville | Santa Cruz | Landline |
| 831-768 | Watsonville | Santa Cruz | Landline |
| 831-203 | Salinas | Monterey | Wireless |
| 831-454 | Santa Cruz | Santa Cruz | Landline |
| 831-427 | Santa Cruz | Santa Cruz | Landline |