Active Prefixes in Area Code 831
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 831-480-#### | Oakland | Landline Numbers | Pac - West Telecomm,... |
| 831-484-#### | Salinas | Landline Numbers | Pacific Bell... |
| 831-498-#### | San Francisco | Landline Numbers | O1 Communications, I... |
| 831-502-#### | Santa Cruz | Landline Numbers | Pacific Bell... |
| 831-508-#### | San Francisco | Landline Numbers | O1 Communications, I... |
| 831-512-#### | Salinas | Wireless Numbers | Sprint Spectrum L.p.... |
| 831-515-#### | San Jose | Landline Numbers | Mpower Communication... |
| 831-520-#### | Salinas | Landline Numbers | American Messaging S... |
| 831-521-#### | Salinas | Wireless Numbers | New Cingular Wireles... |
| 831-524-#### | Salinas | Wireless Numbers | New Cingular Wireles... |
| 831-525-#### | Salinas | Landline Numbers | Pac - West Telecomm,... |
| 831-531-#### | Fremont | Landline Numbers | Xo California, Inc.... |
| 831-532-#### | Fremont | Landline Numbers | Xo California, Inc.... |
| 831-533-#### | Fremont | Landline Numbers | Xo California, Inc.... |
| 831-534-#### | Fremont | Landline Numbers | Xo California, Inc.... |
| 831-535-#### | Fremont | Landline Numbers | Xo California, Inc.... |
| 831-536-#### | Fremont | Landline Numbers | Xo California, Inc.... |
| 831-537-#### | Salinas | Landline Numbers | Pac - West Telecomm,... |
| 831-539-#### | Santa Clara | Wireless Numbers | Sprint Spectrum L.p.... |
| 831-540-#### | Salinas | Landline Numbers | O1 Communications, I... |
| 831-560-#### | Oakland | Landline Numbers | American Messaging (... |
| 831-566-#### | Sunnyvale | Wireless Numbers | Cellco Partnership D... |
| 831-572-#### | Oakland | Landline Numbers | The Telephone Connec... |
| 831-574-#### | Salinas | Landline Numbers | Pac - West Telecomm,... |
| 831-576-#### | Oakland | Landline Numbers | Pac - West Telecomm,... |
| 831-578-#### | Salinas | Wireless Numbers | New Cingular Wireles... |
| 831-580-#### | Salinas | Landline Numbers | O1 Communications, I... |
| 831-582-#### | Marina | Landline Numbers | Pacific Bell... |
| 831-583-#### | Seaside | Landline Numbers | Pacific Bell... |
| 831-585-#### | Salinas | Wireless Numbers | Sprint Spectrum L.p.... |
Area Code 831 Introduction
| Area Code: | 831 |
| Country: | United States |
| State/Province: | California - CA |
| Major City: | Santa Cruz |
| Time Zone: | Pacific |
| Average property | $78.5K |
| Average age | 58 y/o |
| Average assets | $59.9K |
| Population density | 163,696 sq mi (423,970 km2) |
| Population | 39,250,017 |
| latitude Longitude: | |
| 32°32′ N to 42° N / 114°8′ W to 124°26′ W | |
| About 831 : | |
| The 831 Area Code (or Area Code 831) is located in the state of CA. Area Code 831 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 723 thousand unique phone numbers and 1.88 million individuals near the city of Monterey Area code 831 was put into service. Area code 831 was created from a split of area code 408. |
|
| Major cities or places | |
| Marina, CA>Monterey, CA>Salinas, CA>Santa Cruz, CA>Seaside, CA>Watsonville, CA | |