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
310-657 Beverly Hills, CA PACIFIC BELL
310-658 EL SEGUNDO, CA LEVEL 3 TELECOM OF CALIFORNIA, LP - CA
310-659 Beverly Hills, CA PACIFIC BELL
310-660 GARDENA, CA PACIFIC BELL
310-661 COMPTON, CA PACIFIC BELL
310-662 EL SEGUNDO, CA PACIFIC BELL
310-663 Santa Monica, CA SPRINT SPECTRUM L.P.
310-664 Santa Monica, CA FRONTIER CALIFORNIA INC.
310-665 INGLEWOOD, CA PACIFIC BELL
310-666 Beverly Hills, CA NEW CINGULAR WIRELESS PCS, LLC
310-667 COMPTON, CA LEVEL 3 TELECOM OF CALIFORNIA, LP - CA
310-668 COMPTON, CA PACIFIC BELL
310-669 COMPTON, CA PACIFIC BELL
310-670 INGLEWOOD, CA PACIFIC BELL
310-671 INGLEWOOD, CA PACIFIC BELL
310-672 INGLEWOOD, CA PACIFIC BELL
310-673 INGLEWOOD, CA PACIFIC BELL
310-674 INGLEWOOD, CA PACIFIC BELL
310-675 HAWTHORNE, CA PACIFIC BELL
310-676 HAWTHORNE, CA PACIFIC BELL
310-677 INGLEWOOD, CA PACIFIC BELL
310-678 GARDENA, CA SPRINT SPECTRUM L.P.
310-679 HAWTHORNE, CA PACIFIC BELL
310-680 INGLEWOOD, CA PACIFIC BELL
310-681 GARDENA, CA AMERICAN MESSAGING SERVICES, LLC
310-683 REDONDO, CA TELEPORT COMMUNICATIONS GROUP - LOS ANGELES
310-684 SAN PEDRO, CA COX CALIFORNIA TELCOM, L.L.C. - CA
310-685 GARDENA, CA USA MOBILITY WIRELESS, INC.
310-686 INGLEWOOD, CA SPRINT SPECTRUM L.P.
310-687 COMPTON, CA PACIFIC BELL
310-688 Beverly Hills, CA THE TELEPHONE CONNECTION LOCAL SERVICES, LLC
310-689 W ANGELES, CA TELEPORT COMMUNICATIONS GROUP - LOS ANGELES
310-690 W ANGELES, CA SHELCOMM
310-691 Beverly Hills, CA BROADWING COMMUNICATIONS, LLC - CA
310-692 INGLEWOOD, CA LEVEL 3 TELECOM OF CALIFORNIA, LP - CA
310-693 INGLEWOOD, CA ALLEGIANCE TELECOM, INC. - CA
310-694 W ANGELES, CA NEW CINGULAR WIRELESS PCS, LLC
310-695 INGLEWOOD, CA PACIFIC BELL
310-696 W ANGELES, CA MPOWER COMMUNICATIONS CORP - CA
310-697 REDONDO, CA XO CALIFORNIA, INC.
310-698 REDONDO, CA MPOWER COMMUNICATIONS CORP - CA
310-699 Santa Monica, CA NEW CINGULAR WIRELESS PCS, LLC
310-701 GARDENA, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
310-702 GARDENA, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
310-703 INGLEWOOD, CA SPRINT SPECTRUM L.P.
310-704 GARDENA, CA SPRINT SPECTRUM L.P.
310-705 COMPTON, CA THE TELEPHONE CONNECTION LOCAL SERVICES, LLC
310-706 HAWTHORNE, CA MPOWER COMMUNICATIONS CORP - CA
310-707 SAN PEDRO, CA MPOWER COMMUNICATIONS CORP - CA
310-708 GARDENA, CA AMERICAN MESSAGING SERVICES, LLC
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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