National Phone Number Registry NPNR

Area Code 310 Location

Area code 310 is located in California. View all phone prefeixes used in area code 310

(310)
Enter 7-digit phone number for area code 310 or the complete 10-digit phone number

Phone Prefixes for Area Code 310

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Area code Location Company / Service Provider
310-503 GARDENA, CA NEW CINGULAR WIRELESS PCS, LLC
310-504 REDONDO, CA PEERLESS NETWORK OF CALIFORNIA, LLC - CA
310-505 GARDENA, CA SPRINT SPECTRUM L.P.
310-506 MALIBU, CA FRONTIER CALIFORNIA INC.
310-507 SAN PEDRO, CA MCI WORLDCOM COMMUNICATIONS, INC., CA
310-508 GARDENA, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
310-509 COMPTON, CA USA MOBILITY WIRELESS, INC.
310-510 AVALON, CA PACIFIC BELL
310-512 GARDENA, CA PACIFIC BELL
310-513 SAN PEDRO, CA PACIFIC BELL
310-514 SAN PEDRO, CA PACIFIC BELL
310-515 GARDENA, CA PACIFIC BELL
310-516 GARDENA, CA PACIFIC BELL
310-517 LOMITA, CA PACIFIC BELL
310-518 SAN PEDRO, CA PACIFIC BELL
310-519 SAN PEDRO, CA PACIFIC BELL
310-521 SAN PEDRO, CA PACIFIC BELL
310-522 SAN PEDRO, CA PACIFIC BELL
310-523 GARDENA, CA PACIFIC BELL
310-524 EL SEGUNDO, CA PACIFIC BELL
310-525 GARDENA, CA TELEPORT COMMUNICATIONS GROUP - LOS ANGELES
310-526 SNMN SNMN, CA MCI WORLDCOM COMMUNICATIONS, INC., CA
310-527 GARDENA, CA PACIFIC BELL
310-528 GARDENA, CA NEW CINGULAR WIRELESS PCS, LLC
310-529 EL SEGUNDO, CA NEW CINGULAR WIRELESS PCS, LLC
310-530 LOMITA, CA PACIFIC BELL
310-531 HAWTHORNE, CA TELEPORT COMMUNICATIONS GROUP - LOS ANGELES
310-532 GARDENA, 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 COMPTON, CA PACIFIC BELL
310-538 GARDENA, CA PACIFIC BELL
310-539 LOMITA, CA PACIFIC BELL
310-540 REDONDO, CA FRONTIER CALIFORNIA INC.
310-541 REDONDO, CA FRONTIER CALIFORNIA INC.
310-542 REDONDO, CA FRONTIER CALIFORNIA INC.
310-543 REDONDO, CA FRONTIER CALIFORNIA INC.
310-544 REDONDO, CA FRONTIER CALIFORNIA INC.
310-545 REDONDO, CA FRONTIER CALIFORNIA INC.
310-546 REDONDO, CA FRONTIER CALIFORNIA INC.
310-547 SAN PEDRO, CA PACIFIC BELL
310-548 SAN PEDRO, CA PACIFIC BELL
310-549 SAN PEDRO, CA PACIFIC BELL
310-550 Beverly Hills, CA PACIFIC BELL
310-551 Beverly Hills, CA PACIFIC BELL
310-552 Beverly Hills, CA PACIFIC BELL
310-553 Beverly Hills, CA PACIFIC BELL
310-554 COMPTON, CA T-MOBILE USA, INC.
310 Area Code Information
Type of code: General Purpose Code
Location: CA - US
Time zone: P
Assigned for use: Yes
Code in service: Yes
Service date: 02-NOV-91
In jeopardy: No
Relief in progress: No
NPA Relief status:
Code assignable: Yes
Geographic or
non-geographic:
G
Reserved for future use: No
Planning letter(s): 347 250 IL90/08-055
Overlay code: Yes
Overlay complex: 310/424
Dialing plan Standard Permissive
Home local calls: 1+10D NA
Foreign local calls: 1+10D NA
Home toll calls: 1+10D NA
Foreign toll calls: 1+10D -
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