Coverage Map
Interactive
Showing coverage area for Area Code 831 in California.
Top Cities
| City Name | Type |
|---|---|
| Los Angeles | Principal |
| Woodpark | Principal |
| Waterton | Principal |
| Grand Springburg | Principal |
| Grand Ridgefield | Principal |
| Watermouth | Principal |
| New Valleywood | Principal |
| Fort Fieldville | Principal |
| Lake Ridgeton | Principal |
| Fallsfield | Principal |
| Woodville | Principal |
| Valleypark | Principal |
| Fieldfield | Principal |
| Brookville | Principal |
| New Springville | Principal |
| North Viewview | Principal |
| Fieldmouth | Principal |
| New Waterfield | Principal |
| East Springmouth | Principal |
| Fieldmouth | Principal |
| Stonefield | Principal |
| Viewport | Principal |
| Valleymouth | Principal |
| West Stoneport | Principal |
| Hillview | Principal |
| Fort Fallswood | Principal |
| Havenburg | Principal |
| Havencity | Principal |
| Little Waterpark | Principal |
| Grand Creekton | Principal |
Counties Served
| County | State |
|---|---|
| Monterey County | California |
| Santa Cruz County | California |
| San Benito County | California |
Active Phone Prefixes
Recently Assigned
| Prefix | Usage | Location | Carrier |
|---|---|---|---|
| 831-473 | Mobile | Greater Metro Area | Sprint |
| 831-544 | Mobile | Greater Metro Area | AT&T |
| 831-863 | Landline | Greater Metro Area | T-Mobile |
| 831-226 | Mobile | Greater Metro Area | Sprint |
| 831-827 | Mobile | Greater Metro Area | Sprint |
| 831-853 | Landline | Greater Metro Area | AT&T |
| 831-485 | Landline | Greater Metro Area | T-Mobile |
| 831-566 | Mobile | Greater Metro Area | Verizon Wireless |
| 831-604 | Landline | Greater Metro Area | AT&T |
| 831-286 | Mobile | Greater Metro Area | T-Mobile |
| 831-377 | Landline | Greater Metro Area | Verizon Wireless |
| 831-315 | Mobile | Greater Metro Area | AT&T |
| 831-681 | Landline | Greater Metro Area | T-Mobile |
| 831-785 | Landline | Greater Metro Area | Sprint |
| 831-977 | Mobile | Greater Metro Area | T-Mobile |
| 831-369 | Landline | Greater Metro Area | AT&T |
| 831-272 | Mobile | Greater Metro Area | Verizon Wireless |
| 831-261 | Mobile | Greater Metro Area | Verizon Wireless |
| 831-478 | Landline | Greater Metro Area | Sprint |
| 831-979 | Landline | Greater Metro Area | Verizon Wireless |
| 831-707 | Landline | Greater Metro Area | T-Mobile |
| 831-445 | Landline | Greater Metro Area | T-Mobile |
| 831-803 | Mobile | Greater Metro Area | T-Mobile |
| 831-293 | Landline | Greater Metro Area | Sprint |
| 831-337 | Mobile | Greater Metro Area | T-Mobile |
| 831-968 | Landline | Greater Metro Area | Verizon Wireless |
| 831-563 | Mobile | Greater Metro Area | AT&T |
| 831-363 | Landline | Greater Metro Area | AT&T |
| 831-623 | Mobile | Greater Metro Area | Verizon Wireless |
| 831-245 | Mobile | Greater Metro Area | Sprint |