Area Codes > 310 > Central Office Codes
Exchange | Rate Center | State | Operating Company |
---|---|---|---|
310-500 | W ANGELES | CA | TIME WARNER TELECOM OF CALIFORNIA, LP - CA |
310-501 | CMTN CMTN | CA | ARCH WIRELESS HOLDINGS, INC. |
310-502 | CMTN GRDN | CA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
310-503 | CMTN GRDN | CA | BLUE LICENSES HOLDING, LLC |
310-504 | CMTN GRDN | CA | ARCH WIRELESS HOLDINGS, INC. |
310-505 | CMTN GRDN | CA | NEXTEL COMMUNICATIONS, INC. |
310-506 | MALIBU | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-507 | SAN PEDRO | CA | MCI WORLDCOM COMMUNICATIONS, INC., CA |
310-508 | CMTN GRDN | CA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
310-509 | CMTN CMTN | CA | ARCH WIRELESS HOLDINGS, INC. |
310-510 | AVALON | CA | PACIFIC BELL |
310-511 | CA | ||
310-512 | CMTN GRDN | CA | PACIFIC BELL |
310-513 | SAN PEDRO | CA | PACIFIC BELL |
310-514 | SAN PEDRO | CA | PACIFIC BELL |
310-515 | CMTN GRDN | CA | PACIFIC BELL |
310-516 | CMTN GRDN | CA | PACIFIC BELL |
310-517 | LOMITA | CA | PACIFIC BELL |
310-518 | SAN PEDRO | CA | PACIFIC BELL |
310-519 | SAN PEDRO | CA | PACIFIC BELL |
310-520 | CA | PACIFIC BELL | |
310-521 | SAN PEDRO | CA | PACIFIC BELL |
310-522 | SAN PEDRO | CA | PACIFIC BELL |
310-523 | CMTN GRDN | CA | PACIFIC BELL |
310-524 | EL SEGUNDO | CA | PACIFIC BELL |
310-525 | CMTN GRDN | CA | TELEPORT COMMUNICATIONS GROUP - LOS ANGELES |
310-526 | SNMN SNMN | CA | MCI WORLDCOM COMMUNICATIONS, INC., CA |
310-527 | CMTN GRDN | CA | PACIFIC BELL |
310-528 | CMTN GRDN | CA | BLUE LICENSES HOLDING, LLC |
310-529 | EL SEGUNDO | CA | BLUE LICENSES HOLDING, LLC |
310-530 | LOMITA | CA | PACIFIC BELL |
310-531 | HAWTHORNE | CA | TELEPORT COMMUNICATIONS GROUP - LOS ANGELES |
310-532 | CMTN GRDN | CA | PACIFIC BELL |
310-533 | TORRANCE | CA | PACIFIC BELL |
310-534 | LOMITA | CA | PACIFIC BELL |
310-535 | EL SEGUNDO | CA | PACIFIC BELL |
310-536 | HAWTHORNE | CA | PACIFIC BELL |
310-537 | CMTN CMTN | CA | PACIFIC BELL |
310-538 | CMTN GRDN | CA | PACIFIC BELL |
310-539 | LOMITA | CA | PACIFIC BELL |
310-540 | REDONDO | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-541 | REDONDO | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-542 | REDONDO | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-543 | REDONDO | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-544 | REDONDO | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-545 | REDONDO | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-546 | REDONDO | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-547 | SAN PEDRO | CA | PACIFIC BELL |
310-548 | SAN PEDRO | CA | PACIFIC BELL |
310-549 | SAN PEDRO | CA | PACIFIC BELL |
310-550 | BEVERLYHLS | CA | PACIFIC BELL |
310-551 | BEVERLYHLS | CA | PACIFIC BELL |
310-552 | BEVERLYHLS | CA | PACIFIC BELL |
310-553 | BEVERLYHLS | CA | PACIFIC BELL |
310-554 | SNMN SNMN | CA | COOK TELECOM, INC. |
310-555 | GRDN0386T | CA | MULTIPLE OCN LISTING |
310-556 | BEVERLYHLS | CA | PACIFIC BELL |
310-557 | BEVERLYHLS | CA | PACIFIC BELL |
310-558 | CULVERCITY | CA | PACIFIC BELL |
310-559 | CULVERCITY | CA | PACIFIC BELL |
310-560 | SNMN MRVS | CA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
310-561 | TORRANCE | CA | T-MOBILE USA, INC. |
310-562 | W ANGELES | CA | BLUE LICENSES HOLDING, LLC |
310-563 | EL SEGUNDO | CA | PACIFIC BELL |
310-564 | SNMN SNMN | CA | PAC - WEST TELECOMM, INC. |
310-565 | SNMN SNMN | CA | ARCH WIRELESS HOLDINGS, INC. |
310-566 | SNMN SNMN | CA | U.S. TELEPACIFIC CORP. - CA |
310-567 | CMTN GRDN | CA | BLUE LICENSES HOLDING, LLC |
310-568 | INGLEWOOD | CA | PACIFIC BELL |
310-569 | SNMN MRVS | CA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
310-570 | SNMN SNMN | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-571 | W ANGELES | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-572 | SNMN MRVS | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-573 | SNMN SNMN | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-574 | SNMN MRVS | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-575 | W ANGELES | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-576 | SNMN SNMN | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-577 | SNMN MRVS | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-578 | SNMN MRVS | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-579 | MALIBU | CA | MCIMETRO, ATS, INC. |
310-580 | SNMN SNMN | CA | BROADWING COMMUNICATINS. LLC - CA |
310-581 | SNMN SNMN | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-582 | SNMN SNMN | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-583 | SNMN SNMN | CA | DIGITCOM SERVICES, INC. |
310-584 | SNMN SNMN | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-585 | SNMN SNMN | CA | ARCH WIRELESS HOLDINGS, INC. |
310-586 | SNMN SNMN | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-587 | SNMN SNMN | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-588 | SNMN SNMN | CA | ARCH WIRELESS HOLDINGS, INC. |
310-589 | MALIBU | CA | VERIZON CALIFORNIA INC.-CA (GTE) |
310-590 | INGLEWOOD | CA | NEXTEL COMMUNICATIONS, INC. |
310-591 | SNMN MRVS | CA | TIME WARNER TELECOM OF CALIFORNIA, LP - CA |
310-592 | W ANGELES | CA | BLUE LICENSES HOLDING, LLC |
310-593 | SNMN SNMN | CA | ALLEGIANCE TELECOM, INC. - CA |
310-594 | CMTN GRDN | CA | SPRINT SPECTRUM L.P. |
310-595 | BEVERLYHLS | CA | MCIMETRO, ATS, INC. |
310-596 | BEVERLYHLS | CA | ARCH WIRELESS HOLDINGS, INC. |
310-597 | W ANGELES | CA | LEVEL 3 COMMUNICATIONS, LLC - CA |
310-598 | BEVERLYHLS | CA | AT&T LOCAL |
310-599 | CMTN CMTN | CA | DIGITCOM SERVICES, INC. |