National Phone Number Registry NPNR

Area Code 310 Location

Area code 310 is currently assigned for use in California since Nov 02, 1991. This area code originated from the 213 area code previously by means of area code split or overlay. View all phone prefixes used in area code 310 or other area codes in California.

(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
310-453 Santa Monica, CA FRONTIER CALIFORNIA INC.
310-454 Santa Monica, CA FRONTIER CALIFORNIA INC.
310-455 Santa Monica, CA FRONTIER CALIFORNIA INC.
310-456 MALIBU, CA FRONTIER CALIFORNIA INC.
310-457 MALIBU, CA FRONTIER CALIFORNIA INC.
310-458 Santa Monica, CA FRONTIER CALIFORNIA INC.
310-459 Santa Monica, CA FRONTIER CALIFORNIA INC.
310-460 Santa Monica, CA XO CALIFORNIA, INC.
310-461 Beverly Hills, CA U.S. TELEPACIFIC CORP. - CA
310-462 INGLEWOOD, CA SPRINT SPECTRUM L.P.
310-463 Santa Monica, CA NEW CINGULAR WIRELESS PCS, LLC
310-464 GARDENA, CA GLOBAL CROSSING LOCAL SERVICES, INC.-CA
310-465 REDONDO, CA FRONTIER CALIFORNIA INC.
310-466 Santa Monica, CA SPRINT SPECTRUM L.P.
310-467 Beverly Hills, CA NEW CINGULAR WIRELESS PCS, LLC
310-468 TORRANCE, CA PACIFIC BELL
310-469 EL SEGUNDO, CA GLOBAL CROSSING LOCAL SERVICES, INC.-CA
310-470 W ANGELES, CA FRONTIER CALIFORNIA INC.
310-471 W ANGELES, CA FRONTIER CALIFORNIA INC.
310-472 W ANGELES, CA FRONTIER CALIFORNIA INC.
310-473 W ANGELES, CA FRONTIER CALIFORNIA INC.
310-474 W ANGELES, CA FRONTIER CALIFORNIA INC.
310-475 W ANGELES, CA FRONTIER CALIFORNIA INC.
310-476 W ANGELES, CA FRONTIER CALIFORNIA INC.
310-477 W ANGELES, CA FRONTIER CALIFORNIA INC.
310-478 W ANGELES, CA FRONTIER CALIFORNIA INC.
310-479 W ANGELES, CA FRONTIER CALIFORNIA INC.
310-480 GARDENA, CA NEW CINGULAR WIRELESS PCS, LLC
310-481 W ANGELES, CA PACIFIC BELL - CLEC
310-482 Santa Monica / Mar Vista, CA PACIFIC BELL - CLEC
310-483 TORRANCE, CA BROADWING COMMUNICATIONS, LLC - CA
310-484 INGLEWOOD, CA MPOWER COMMUNICATIONS CORP - CA
310-485 Culver City, CA 33 WIRELESS INC.
310-486 Santa Monica / Mar Vista, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
310-487 Santa Monica / Mar Vista, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
310-488 Santa Monica / Mar Vista, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
310-489 GARDENA, CA NEW CINGULAR WIRELESS PCS, LLC
310-490 Santa Monica / Mar Vista, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
310-491 INGLEWOOD, CA BROADWING COMMUNICATIONS, LLC - CA
310-492 Beverly Hills, CA ALLEGIANCE TELECOM, INC. - CA
310-493 GARDENA, CA SPRINT SPECTRUM L.P.
310-494 MALIBU, CA GLOBAL CROSSING LOCAL SERVICES, INC.-CA
310-495 Culver City, CA 33 WIRELESS INC.
310-496 Santa Monica, CA TNCI-OP-CO - CA
310-497 Beverly Hills, CA SPRINT SPECTRUM L.P.
310-498 Beverly Hills, CA NEW CINGULAR WIRELESS PCS, LLC
310-499 Beverly Hills, CA GLOBAL CROSSING LOCAL SERVICES, INC.-CA
310-500 W ANGELES, CA LEVEL 3 TELECOM OF CALIFORNIA, LP - CA
310-501 COMPTON, CA USA MOBILITY WIRELESS, INC.
310-502 GARDENA, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
New numbers being added to 310 area code
Effective: 05/05/2017
310-620 in BEVERLY HILLS, CA
INTEGRATED PATH COMMUNICATIONS, LLC - CA
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: November 02, 1991
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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