| 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 |
|---|---|---|---|
| 831-663 | Salinas | Monterey | Landline |
| 831-205 | Hollister | San Benito | Landline |
| 831-335 | Felton | Santa Cruz | Landline |
| 831-682 | Salinas | Monterey | Wireless |
| 831-665 | Hollister | San Benito | Landline |
| 831-241 | Salinas | Monterey | Landline |
| 831-444 | Salinas | Monterey | Landline |
| 831-207 | Hollister | San Benito | Wireless |
| 831-233 | Salinas | Monterey | Landline |
| 831-295 | Santa Cruz | Santa Cruz | Wireless |
| 831-325 | Santa Cruz | Santa Cruz | Wireless |
| 831-265 | Hollister | San Benito | Landline |
| 831-618 | Boulder Creek | Santa Cruz | Landline |
| 831-722 | Watsonville | Santa Cruz | Landline |
| 831-242 | Monterey | Monterey | Landline |
| 831-586 | Salinas | Monterey | Landline |
| 831-706 | Santa Cruz | Santa Cruz | Landline |
| 831-771 | Salinas | Monterey | Landline |
| 831-744 | Gonzales | Monterey | Landline |
| 831-801 | Tres Pinos | San Benito | Wireless |