| District of California area codes: 831 | |
|---|---|
| Country | United States |
| State/Province | California |
| Major City | Salinas |
| Time Zone | Pacific |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 831-262 | Monterey | Salinas, CA | Cellco Partnership DBA Verizon Wireless |
| 831-263 | Monterey | King City, CA | O1 Communications |
| 831-264 | Monterey | Salinas, CA | O1 Communications |
| 831-265 | San Benito | Hollister, CA | Sbc Internet Services |
| 831-267 | Monterey | Big Sur, CA | Mpower Networks Services Inc. |
| 831-269 | Monterey | Salinas, CA | Teleport Communications Group - San Francisco |
| 831-272 | Monterey | Salinas, CA | Cf Communications DBA Telekenex |
| 831-274 | Santa Cruz | Watsonville, CA | Broadwing Communications |
| 831-275 | Monterey | Monterey, CA | Bandwidth.com Clec |
| 831-277 | Monterey | Monterey, CA | Cellco Partnership DBA Verizon Wireless |
| 831-278 | Santa Cruz | Ben Lomond, CA | Cellco Partnership DBA Verizon Wireless |
| 831-281 | Santa Cruz | Santa Cruz, CA | American Messaging (am) |
| 831-282 | Santa Cruz | Watsonville, CA | American Messaging (am) |
| 831-283 | Monterey | Carmel, CA | American Messaging (am) |
| 831-284 | San Benito | Hollister, CA | American Messaging (am) |
| 831-285 | Monterey | King City, CA | American Messaging (am) |
| 831-286 | Monterey | Soledad, CA | American Messaging (am) |
| 831-287 | Monterey | Salinas, CA | Ymax Communications Corp. |
| 831-288 | Santa Cruz | Watsonville, CA | Charter Fiberlink Ca-cco |
| 831-290 | Monterey | Gonzales, CA | U.s. Telepacific Corp. |
There are 334 prefixes, In the code area, the major cities are Hollister, CA;Marina, CA;Monterey, CA;Salinas, CA;. The major city is Salinas.