831 Area Code
Salinas, California
Area Code Information
| Area Code: | 831 |
| Major City: | Salinas |
| State/Region: | California (CA) |
| Time Zone: | Pacific |
| Current Local Time: | 2:03 PM |
| In Service Since: | 7/11/98 |
| Overlay: | No |
Other Area Codes in California
209 - Stockton 213 - Los Angeles 279 - Sacramento 310 - Los Angeles 323 - Los Angeles 408 - San Jose 415 - San Francisco 424 - Santa Monica 442 - Escondido 510 - Oakland 530 - Redding 559 - Fresno 562 - Long Beach 619 - San Diego 626 - Pomona 628 - San Francisco 650 - Daly City 657 - Los Angeles 661 - Santa Clarita 669 - San Jose 707 - Santa Rosa 714 - Anaheim 747 - Los Angeles 760 - Escondido 805 - Santa Barbara 818 - Burbank 820 - San Luis Obispo 858 - San Diego 909 - Anaheim 916 - Sacramento 925 - Concord 949 - Irvine 951 - Riverside
Prefixes & Exchanges
Showing 403 prefixes for area code 831
| Prefix | Location | Company | Assigned |
|---|---|---|---|
| 831-200 | Monterey | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 11/26/14 |
| 831-201 | Santa Cruz | NEW CINGULAR WIRELESS PCS, LLC | 9/7/16 |
| 831-202 | Salinas | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 3/30/18 |
| 831-203 | Salinas | AMERICAN MESSAGING SERVICES, LLC | -- |
| 831-204 | Monterey | YMAX COMMUNICATIONS CORP. - CA | -- |
| 831-205 | Hollister | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO | 10/8/09 |
| 831-206 | Salinas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-207 | Hollister | SPRINT SPECTRUM L.P. | 9/12/01 |
| 831-208 | Salinas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 3/20/19 |
| 831-209 | -- | [UNASSIGNED] | -- |
| 831-210 | Salinas | T-MOBILE USA, INC. | 1/16/02 |
| 831-211 | -- | [UNASSIGNED] | -- |
| 831-212 | Santa Cruz | SPRINT SPECTRUM L.P. | -- |
| 831-213 | -- | [UNASSIGNED] | -- |
| 831-214 | Salinas | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-216 | Felton | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO | -- |
| 831-217 | Bouldercrk | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO | -- |
| 831-218 | Ben Lomond | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO | -- |
| 831-219 | Aptos | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO | -- |
| 831-220 | Monterey | VONAGE NETWORK INC. | 5/31/18 |
| 831-221 | San Ardo | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-222 | Felton | U.S. TELEPACIFIC CORP. - CA | -- |
| 831-223 | Soledad | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-224 | Monterey | T-MOBILE USA, INC. | 12/14/01 |
| 831-225 | Salinas | CENTURYLINK COMMUNICATIONS LLC | 6/23/15 |
| 831-226 | Santa Cruz | AT&T CORP. | 7/16/15 |
| 831-227 | Santa Cruz | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-228 | Watsonvl | CHARTER FIBERLINK CA-CCO, LLC - CA | 9/21/15 |
| 831-229 | Salinas | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-230 | Monterey | TELNYX LLC | 12/15/16 |
| 831-231 | Greenfield | ONVOY, LLC - CA | 5/3/19 |
| 831-232 | Chualar | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-233 | Monterey | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-234 | Santa Cruz | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-235 | Salinas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-236 | Monterey | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-237 | Soledad | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-238 | Carmel | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-239 | Santa Cruz | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-240 | Salinas | T-MOBILE USA, INC. | -- |
| 831-241 | Monterey | AT&T LOCAL | -- |
| 831-242 | Monterey | PACIFIC BELL | -- |
| 831-244 | Big Sur | BANDWIDTH.COM CLEC, LLC - CA | -- |
| 831-245 | Hollister | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-246 | Ben Lomond | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-247 | Santa Cruz | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-248 | -- | [UNASSIGNED] | -- |
| 831-249 | Big Sur | AT&T CORP. | 12/14/09 |
| 831-250 | Carmel | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-251 | Aptos | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-252 | Ben Lomond | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-254 | Watsonvl | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-255 | Santa Cruz | NORTH COUNTY COMMUNICATIONS CORP. - CA | -- |
| 831-256 | Salinas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 4/10/15 |
| 831-257 | Aptos | ONVOY, LLC - CA | 10/7/16 |
| 831-258 | Salinas | NEW CINGULAR WIRELESS PCS, LLC | 7/8/16 |
| 831-261 | Salinas | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-262 | Salinas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-263 | King City | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-264 | Monterey | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-265 | Hollister | AT&T CORP. | 4/2/08 |
| 831-267 | Big Sur | MPOWER NETWORKS SERVICES INC. - CA | 12/14/06 |
| 831-268 | Felton | ONVOY, LLC - CA | 7/15/16 |
| 831-269 | Salinas | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO | 6/21/07 |
| 831-272 | Salinas | ONVOY, LLC - CA | -- |
| 831-273 | Salinas | ONVOY, LLC - CA | 4/6/17 |
| 831-274 | Watsonvl | BROADWING COMMUNICATIONS, LLC - CA | -- |
| 831-275 | Monterey | BANDWIDTH.COM CLEC, LLC - CA | 10/23/08 |
| 831-276 | Salinas | T-MOBILE USA, INC. | 2/14/17 |
| 831-277 | Monterey | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-278 | Ben Lomond | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-281 | Santa Cruz | AMERICAN MESSAGING SERVICES, LLC | -- |
| 831-282 | Watsonvl | AMERICAN MESSAGING SERVICES, LLC | -- |
| 831-283 | Carmel | AMERICAN MESSAGING SERVICES, LLC | -- |
| 831-284 | Hollister | AMERICAN MESSAGING SERVICES, LLC | -- |
| 831-285 | King City | AMERICAN MESSAGING SERVICES, LLC | -- |
| 831-286 | Soledad | AMERICAN MESSAGING SERVICES, LLC | -- |
| 831-287 | Salinas | YMAX COMMUNICATIONS CORP. - CA | 12/16/08 |
| 831-288 | Watsonvl | CHARTER FIBERLINK CA-CCO, LLC - CA | 6/11/09 |
| 831-290 | Gonzales | U.S. TELEPACIFIC CORP. - CA | 6/26/09 |
| 831-291 | Santa Cruz | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 4/7/14 |
| 831-292 | Soledad | NEW CINGULAR WIRELESS PCS, LLC | 1/8/19 |
| 831-293 | Carmel | LEVEL 3 COMMUNICATIONS, LLC - CA | 6/25/08 |
| 831-295 | Santa Cruz | T-MOBILE USA, INC. | 12/14/01 |
| 831-296 | Salinas | LEVEL 3 COMMUNICATIONS, LLC - CA | 7/12/10 |
| 831-297 | Hollister | T-MOBILE USA, INC. | 12/14/01 |
| 831-298 | Carmel Vly | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-299 | Tres Pinos | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-300 | Big Sur | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-301 | San Juan | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | -- |
| 831-302 | San Lucas | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-303 | San Ardo | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | -- |
| 831-304 | Greenfield | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | -- |
| 831-305 | Gonzales | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-306 | Chualar | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-307 | Castrovl | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-308 | Carmel Vly | BANDWIDTH.COM CLEC, LLC - CA | -- |
| 831-309 | Carmel | BANDWIDTH.COM CLEC, LLC - CA | -- |
| 831-310 | -- | [UNASSIGNED] | -- |
| 831-311 | -- | [UNASSIGNED] | -- |
| 831-313 | Hollister | CHARTER FIBERLINK CA-CCO, LLC - CA | 6/11/09 |
| 831-315 | Soledad | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 2/15/16 |
| 831-316 | Santa Cruz | ALLEGIANCE TELECOM, INC. - CA | -- |
| 831-318 | Aptos | ONVOY, LLC - CA | 3/17/16 |
| 831-319 | Watsonvl | ALLEGIANCE TELECOM, INC. - CA | 4/17/01 |
| 831-320 | Salinas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-322 | Watsonvl | ONVOY, LLC - CA | 3/17/16 |
| 831-323 | -- | [UNASSIGNED] | -- |
| 831-324 | Monterey | COMCAST PHONE OF CALIFORNIA, LLC - CA | -- |
| 831-325 | Santa Cruz | SPRINT SPECTRUM L.P. | 4/25/01 |
| 831-331 | Santa Cruz | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-332 | Santa Cruz | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-333 | Monterey | PACIFIC BELL | -- |
| 831-334 | Santa Cruz | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-335 | Felton | PACIFIC BELL | -- |
| 831-336 | Ben Lomond | PACIFIC BELL | -- |
| 831-337 | Bouldercrk | MCI WORLDCOM COMMUNICATIONS, INC., CA | -- |
| 831-338 | Bouldercrk | PACIFIC BELL | -- |
| 831-342 | -- | [UNASSIGNED] | -- |
| 831-345 | Santa Cruz | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 11/13/01 |
| 831-346 | Santa Cruz | T-MOBILE USA, INC. | 9/23/14 |
| 831-348 | Watsonvl | FRACTEL, LLC | 3/20/19 |
| 831-350 | Tres Pinos | LEVEL 3 COMMUNICATIONS, LLC - CA | 5/11/06 |
| 831-353 | Watsonvl | ONVOY, LLC - CA | 7/18/16 |
| 831-359 | Santa Cruz | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-372 | Monterey | PACIFIC BELL | -- |
| 831-373 | Monterey | PACIFIC BELL | -- |
| 831-375 | Monterey | PACIFIC BELL | -- |
| 831-382 | San Lucas | PACIFIC BELL | -- |
| 831-383 | Monterey | METRO PCS, INC. | 9/13/01 |
| 831-384 | Monterey | PACIFIC BELL | -- |
| 831-385 | King City | PACIFIC BELL | -- |
| 831-386 | King City | PACIFIC BELL | -- |
| 831-387 | King City | BANDWIDTH.COM CLEC, LLC - CA | -- |
| 831-389 | Pinnacles | PINNACLES TELEPHONE CO. | -- |
| 831-392 | Monterey | PACIFIC BELL | -- |
| 831-393 | Monterey | PACIFIC BELL | -- |
| 831-394 | Monterey | PACIFIC BELL | -- |
| 831-400 | Santa Cruz | VOIPSTREET, INC. | -- |
| 831-401 | Ben Lomond | BROADWING COMMUNICATIONS, LLC - CA | -- |
| 831-402 | Monterey | NEW CINGULAR WIRELESS PCS, LLC | 11/13/01 |
| 831-406 | Watsonvl | T-MOBILE USA, INC. | 12/14/01 |
| 831-408 | -- | [UNASSIGNED] | -- |
| 831-411 | -- | [UNASSIGNED] | -- |
| 831-417 | Salinas | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | -- |
| 831-418 | Santa Cruz | AMERICAN MESSAGING SERVICES, LLC | -- |
| 831-419 | Santa Cruz | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-420 | Santa Cruz | PACIFIC BELL | -- |
| 831-421 | Santa Cruz | PACIFIC BELL | -- |
| 831-422 | Salinas | PACIFIC BELL | -- |
| 831-423 | Santa Cruz | PACIFIC BELL | -- |
| 831-424 | Salinas | PACIFIC BELL | -- |
| 831-425 | Santa Cruz | PACIFIC BELL | -- |
| 831-426 | Santa Cruz | PACIFIC BELL | -- |
| 831-427 | Santa Cruz | PACIFIC BELL | -- |
| 831-428 | Santa Cruz | SPRINT SPECTRUM L.P. | -- |
| 831-429 | Santa Cruz | PACIFIC BELL | -- |
| 831-430 | Santa Cruz | PACIFIC BELL | -- |
| 831-431 | Santa Cruz | PACIFIC BELL | -- |
| 831-435 | Santa Cruz | PACIFIC BELL | -- |
| 831-438 | Santa Cruz | PACIFIC BELL | -- |
| 831-439 | Santa Cruz | PACIFIC BELL | -- |
| 831-440 | Santa Cruz | PACIFIC BELL | -- |
| 831-442 | Salinas | PACIFIC BELL | -- |
| 831-443 | Salinas | PACIFIC BELL | -- |
| 831-444 | Salinas | PACIFIC BELL | -- |
| 831-449 | Salinas | PACIFIC BELL | -- |
| 831-453 | Castrovl | AT&T CORP. | 1/25/11 |
| 831-454 | Santa Cruz | PACIFIC BELL | -- |
| 831-455 | Salinas | PACIFIC BELL | -- |
| 831-457 | Santa Cruz | PACIFIC BELL | -- |
| 831-458 | Santa Cruz | PACIFIC BELL | -- |
| 831-459 | Santa Cruz | PACIFIC BELL | -- |
| 831-460 | Santa Cruz | PACIFIC BELL | -- |
| 831-461 | Santa Cruz | PACIFIC BELL | -- |
| 831-462 | Santa Cruz | PACIFIC BELL | -- |
| 831-464 | Santa Cruz | PACIFIC BELL | -- |
| 831-465 | Santa Cruz | PACIFIC BELL | -- |
| 831-466 | Santa Cruz | PACIFIC BELL | -- |
| 831-469 | Santa Cruz | PACIFIC BELL | -- |
| 831-471 | Santa Cruz | PACIFIC BELL | -- |
| 831-475 | Santa Cruz | PACIFIC BELL | -- |
| 831-476 | Santa Cruz | PACIFIC BELL | -- |
| 831-477 | Santa Cruz | PACIFIC BELL | -- |
| 831-479 | Santa Cruz | PACIFIC BELL | -- |
| 831-480 | Santa Cruz | MATRIX TELECOM, LLC. SII TNCI - CA | -- |
| 831-484 | Salinas | PACIFIC BELL | -- |
| 831-498 | Watsonvl | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-500 | Salinas | ONVOY, LLC - CA | -- |
| 831-502 | Santa Cruz | PACIFIC BELL | -- |
| 831-508 | Felton | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-510 | -- | [UNASSIGNED] | -- |
| 831-511 | -- | [UNASSIGNED] | -- |
| 831-512 | Salinas | SPRINT SPECTRUM L.P. | -- |
| 831-515 | Santa Cruz | MPOWER COMMUNICATIONS CORP - CA | -- |
| 831-520 | Monterey | AMERICAN MESSAGING SERVICES, LLC | -- |
| 831-521 | Monterey | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-524 | Hollister | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-525 | King City | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-531 | Aptos | XO CALIFORNIA, INC. | -- |
| 831-532 | Ben Lomond | XO CALIFORNIA, INC. | -- |
| 831-533 | Bouldercrk | XO CALIFORNIA, INC. | -- |
| 831-534 | Felton | XO CALIFORNIA, INC. | -- |
| 831-535 | Santa Cruz | XO CALIFORNIA, INC. | -- |
| 831-536 | Watsonvl | XO CALIFORNIA, INC. | -- |
| 831-537 | Hollister | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-539 | Watsonvl | SPRINT SPECTRUM L.P. | -- |
| 831-540 | Salinas | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-555 | -- | PACIFIC BELL | -- |
| 831-560 | Aptos | AMERICAN MESSAGING SERVICES, LLC | -- |
| 831-562 | -- | [UNASSIGNED] | -- |
| 831-566 | Santa Cruz | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6/14/02 |
| 831-572 | Aptos | UTILITY TELECOM GROUP, LLC - CA | -- |
| 831-574 | Carmel | U.S. TELEPACIFIC CORP. - CA | -- |
| 831-575 | Santa Cruz | PACIFIC BELL | -- |
| 831-576 | Santa Cruz | MATRIX TELECOM, LLC. SII TNCI - CA | -- |
| 831-578 | Salinas | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-580 | Gonzales | O1 COMMUNICATIONS, INC. - CA | 5/1/01 |
| 831-582 | Monterey | PACIFIC BELL | -- |
| 831-583 | Monterey | PACIFIC BELL | -- |
| 831-585 | Salinas | SPRINT SPECTRUM L.P. | 2/18/05 |
| 831-586 | San Juan | O1 COMMUNICATIONS, INC. - CA | 5/1/01 |
| 831-588 | Santa Cruz | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-593 | San Juan | CHARTER FIBERLINK CA-CCO, LLC - CA | -- |
| 831-594 | Salinas | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-595 | Salinas | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-596 | Salinas | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-597 | Salinas | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | -- |
| 831-598 | Salinas | AMERICAN MESSAGING SERVICES, LLC | -- |
| 831-600 | Santa Cruz | U.S. TELEPACIFIC CORP. - CA | -- |
| 831-601 | Monterey | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-603 | Aptos | MATRIX TELECOM, LLC. SII TNCI - CA | -- |
| 831-604 | Ben Lomond | MATRIX TELECOM, LLC. SII TNCI - CA | -- |
| 831-607 | Aptos | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-609 | Ben Lomond | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-610 | Bouldercrk | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-611 | -- | [UNASSIGNED] | -- |
| 831-612 | Aptos | BROADWING COMMUNICATIONS, LLC - CA | -- |
| 831-613 | Greenfield | BANDWIDTH.COM CLEC, LLC - CA | -- |
| 831-618 | Bouldercrk | MATRIX TELECOM, LLC. SII TNCI - CA | -- |
| 831-619 | -- | [UNASSIGNED] | -- |
| 831-620 | Carmel | PACIFIC BELL | -- |
| 831-621 | Santa Cruz | BROADWING COMMUNICATIONS, LLC - CA | -- |
| 831-622 | Carmel | PACIFIC BELL | -- |
| 831-623 | San Juan | PACIFIC BELL | -- |
| 831-624 | Carmel | PACIFIC BELL | -- |
| 831-625 | Carmel | PACIFIC BELL | -- |
| 831-626 | Carmel | PACIFIC BELL | -- |
| 831-627 | San Ardo | PACIFIC BELL | -- |
| 831-628 | Tres Pinos | PACIFIC BELL | -- |
| 831-630 | Hollister | PACIFIC BELL | -- |
| 831-632 | Castrovl | PACIFIC BELL | -- |
| 831-633 | Castrovl | PACIFIC BELL | -- |
| 831-634 | Hollister | PACIFIC BELL | -- |
| 831-635 | Hollister | PACIFIC BELL | -- |
| 831-636 | Hollister | PACIFIC BELL | -- |
| 831-637 | Hollister | PACIFIC BELL | -- |
| 831-638 | Hollister | PACIFIC BELL | -- |
| 831-641 | Monterey | PACIFIC BELL | -- |
| 831-642 | Monterey | PACIFIC BELL | -- |
| 831-643 | Monterey | PACIFIC BELL | -- |
| 831-644 | Monterey | PACIFIC BELL | -- |
| 831-645 | Monterey | PACIFIC BELL | -- |
| 831-646 | Monterey | PACIFIC BELL | -- |
| 831-647 | Monterey | PACIFIC BELL | -- |
| 831-648 | Monterey | PACIFIC BELL | -- |
| 831-649 | Monterey | PACIFIC BELL | -- |
| 831-650 | -- | [UNASSIGNED] | -- |
| 831-652 | Carmel Vly | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-653 | San Lucas | O1 COMMUNICATIONS, INC. - CA | 5/1/01 |
| 831-655 | Monterey | PACIFIC BELL | -- |
| 831-656 | Monterey | PACIFIC BELL | -- |
| 831-657 | Monterey | PACIFIC BELL | -- |
| 831-658 | Monterey | PACIFIC BELL | -- |
| 831-659 | Carmel Vly | PACIFIC BELL | -- |
| 831-661 | Aptos | PACIFIC BELL | -- |
| 831-662 | Aptos | PACIFIC BELL | -- |
| 831-663 | Salinas | PACIFIC BELL | -- |
| 831-664 | Hollister | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-665 | Hollister | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-666 | Watsonvl | ONVOY, LLC - CA | -- |
| 831-667 | Big Sur | PACIFIC BELL | -- |
| 831-673 | Hollister | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-674 | Greenfield | PACIFIC BELL | -- |
| 831-675 | Gonzales | PACIFIC BELL | -- |
| 831-676 | Salinas | AT&T LOCAL | 8/30/02 |
| 831-677 | Soledad | MATRIX TELECOM, LLC. SII TNCI - CA | -- |
| 831-678 | Soledad | PACIFIC BELL | -- |
| 831-679 | Chualar | PACIFIC BELL | -- |
| 831-682 | Salinas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 3/9/01 |
| 831-684 | Aptos | PACIFIC BELL | -- |
| 831-685 | Aptos | PACIFIC BELL | -- |
| 831-687 | Aptos | PACIFIC BELL | -- |
| 831-688 | Aptos | PACIFIC BELL | -- |
| 831-689 | Aptos | PACIFIC BELL | -- |
| 831-693 | Idria | PINNACLES TELEPHONE CO. | -- |
| 831-700 | -- | [UNASSIGNED] | -- |
| 831-703 | Bouldercrk | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA | -- |
| 831-704 | Felton | ONVOY, LLC - CA | -- |
| 831-705 | Chualar | U.S. TELEPACIFIC CORP. - CA | 3/13/02 |
| 831-706 | Santa Cruz | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA | -- |
| 831-707 | Watsonvl | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA | -- |
| 831-708 | Aptos | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-709 | Ben Lomond | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-710 | Salinas | NEW CINGULAR WIRELESS PCS, LLC | 4/12/02 |
| 831-711 | -- | [UNASSIGNED] | -- |
| 831-713 | Santa Cruz | O1 COMMUNICATIONS, INC. - CA | -- |
| 831-714 | -- | [UNASSIGNED] | -- |
| 831-717 | Monterey | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-718 | Monterey | MCI WORLDCOM COMMUNICATIONS, INC., CA | 8/16/05 |
| 831-722 | Watsonvl | PACIFIC BELL | -- |
| 831-724 | Watsonvl | PACIFIC BELL | -- |
| 831-726 | Watsonvl | PACIFIC BELL | -- |
| 831-728 | Watsonvl | PACIFIC BELL | -- |
| 831-731 | Castrovl | O1 COMMUNICATIONS, INC. - CA | 5/1/01 |
| 831-732 | San Ardo | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-737 | Salinas | U.S. TELEPACIFIC CORP. - CA | 3/28/06 |
| 831-740 | Watsonvl | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO | -- |
| 831-741 | Castrovl | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-744 | Gonzales | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-747 | Monterey | AT&T CORP. | 4/6/05 |
| 831-750 | Watsonvl | SPRINT SPECTRUM L.P. | -- |
| 831-751 | Salinas | PACIFIC BELL | -- |
| 831-753 | Salinas | PACIFIC BELL | -- |
| 831-754 | Salinas | PACIFIC BELL | -- |
| 831-755 | Salinas | PACIFIC BELL | -- |
| 831-756 | Salinas | UTILITY TELECOM GROUP, LLC - CA | 9/12/05 |
| 831-757 | Salinas | PACIFIC BELL | -- |
| 831-758 | Salinas | PACIFIC BELL | -- |
| 831-759 | Salinas | PACIFIC BELL | -- |
| 831-760 | Monterey | SPRINT SPECTRUM L.P. | -- |
| 831-761 | Watsonvl | PACIFIC BELL | -- |
| 831-763 | Watsonvl | PACIFIC BELL | -- |
| 831-766 | Salinas | PACIFIC BELL | -- |
| 831-768 | Watsonvl | PACIFIC BELL | -- |
| 831-769 | Salinas | PACIFIC BELL | -- |
| 831-770 | Salinas | PACIFIC BELL | -- |
| 831-771 | Salinas | PACIFIC BELL | -- |
| 831-772 | Salinas | PACIFIC BELL | -- |
| 831-774 | Gonzales | MPOWER COMMUNICATIONS CORP - CA | 4/27/05 |
| 831-775 | Salinas | PACIFIC BELL | -- |
| 831-776 | Salinas | SPRINT SPECTRUM L.P. | 7/12/01 |
| 831-777 | Santa Cruz | ONVOY, LLC - CA | 8/17/15 |
| 831-778 | San Lucas | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-783 | Salinas | PACIFIC BELL | -- |
| 831-784 | Salinas | PACIFIC BELL | -- |
| 831-785 | Salinas | METRO PCS, INC. | -- |
| 831-786 | Watsonvl | PACIFIC BELL | -- |
| 831-789 | Salinas | MATRIX TELECOM, LLC. SII TNCI - CA | -- |
| 831-794 | Salinas | METRO PCS, INC. | 9/13/01 |
| 831-796 | Salinas | PACIFIC BELL | -- |
| 831-800 | Salinas | VAYA TELECOM, INC. - CA | 10/15/10 |
| 831-801 | Hollister | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-805 | Santa Cruz | [UNASSIGNED] | -- |
| 831-809 | Salinas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-811 | -- | [UNASSIGNED] | -- |
| 831-818 | Santa Cruz | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-821 | Tres Pinos | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | -- |
| 831-824 | Santa Cruz | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO | -- |
| 831-828 | -- | [UNASSIGNED] | -- |
| 831-831 | -- | [UNASSIGNED] | -- |
| 831-840 | Watsonvl | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-844 | Big Sur | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-850 | Felton | ONVOY, LLC - CA | -- |
| 831-851 | Watsonvl | ONVOY, LLC - CA | -- |
| 831-854 | Santa Cruz | MATRIX TELECOM, LLC. SII TNCI - CA | -- |
| 831-855 | Monterey | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | -- |
| 831-856 | Greenfield | O1 COMMUNICATIONS, INC. - CA | 5/1/01 |
| 831-858 | -- | [UNASSIGNED] | -- |
| 831-867 | Monterey | COMMIO, LLC | 3/24/17 |
| 831-869 | Monterey | SPRINT SPECTRUM L.P. | 7/12/01 |
| 831-877 | Carmel | FRACTEL, LLC | 3/20/19 |
| 831-883 | Monterey | PACIFIC BELL | -- |
| 831-884 | Monterey | PACIFIC BELL | -- |
| 831-886 | Monterey | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-887 | Monterey | TERRA NOVA TELECOM INC. | -- |
| 831-888 | Santa Cruz | ONVOY, LLC - CA | -- |
| 831-889 | Santa Cruz | UTILITY TELECOM GROUP, LLC - CA | 6/27/18 |
| 831-899 | Monterey | PACIFIC BELL | -- |
| 831-900 | Santa Cruz | ONVOY, LLC - CA | -- |
| 831-901 | Monterey | SPRINT SPECTRUM L.P. | -- |
| 831-902 | Hollister | SPRINT SPECTRUM L.P. | -- |
| 831-905 | Salinas | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-909 | -- | [UNASSIGNED] | -- |
| 831-911 | -- | [UNASSIGNED] | -- |
| 831-912 | Monterey | AMERICAN MESSAGING SERVICES, LLC | -- |
| 831-915 | Monterey | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-916 | -- | [UNASSIGNED] | -- |
| 831-917 | Monterey | NEW CINGULAR WIRELESS PCS, LLC | -- |
| 831-920 | Monterey | LEVEL 3 COMMUNICATIONS, LLC - CA | 6/3/05 |
| 831-921 | Tres Pinos | LEVEL 3 COMMUNICATIONS, LLC - CA | -- |
| 831-948 | Watsonvl | UTILITY TELECOM GROUP, LLC - CA | 4/3/15 |
| 831-949 | -- | [UNASSIGNED] | -- |
| 831-950 | -- | [UNASSIGNED] | -- |
| 831-951 | -- | [UNASSIGNED] | -- |
| 831-958 | -- | [UNASSIGNED] | -- |
| 831-959 | -- | [UNASSIGNED] | -- |
| 831-970 | Salinas | SPRINT SPECTRUM L.P. | -- |
| 831-975 | Salinas | COMCAST PHONE OF CALIFORNIA, LLC - CA | -- |
| 831-976 | -- | [UNASSIGNED] | -- |
| 831-996 | Tres Pinos | O1 COMMUNICATIONS, INC. - CA | 5/1/01 |
| 831-998 | Salinas | MCI WORLDCOM COMMUNICATIONS, INC., CA | 7/17/03 |
| 831-999 | Santa Cruz | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 4/6/16 |
California Area Codes