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

Page 12 of 16 — Previous   Next
Area code Location Company / Service Provider
310-760 EL SEGUNDO, CA XO CALIFORNIA, INC.
310-761 COMPTON, CA PACIFIC BELL
310-762 COMPTON, CA PACIFIC BELL
310-763 COMPTON, CA PACIFIC BELL
310-764 COMPTON, CA PACIFIC BELL
310-765 EL SEGUNDO, CA MCI WORLDCOM COMMUNICATIONS, INC., CA
310-766 GARDENA, CA SPRINT SPECTRUM L.P.
310-767 GARDENA, CA PACIFIC BELL
310-768 GARDENA, CA PACIFIC BELL
310-769 GARDENA, CA PACIFIC BELL
310-770 Beverly Hills, CA SPRINT SPECTRUM L.P.
310-771 GARDENA, CA PACIFIC BELL
310-772 Beverly Hills, CA PACIFIC BELL
310-773 Santa Monica / Mar Vista, CA LEVEL 3 COMMUNICATIONS, LLC - CA
310-774 MALIBU, CA SPRINT SPECTRUM L.P.
310-775 W ANGELES, CA LEVEL 3 COMMUNICATIONS, LLC - CA
310-776 Santa Monica / Mar Vista, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
310-777 Beverly Hills, CA PACIFIC BELL
310-778 GARDENA, CA THE TELEPHONE CONNECTION LOCAL SERVICES, LLC
310-779 Beverly Hills, CA NEW CINGULAR WIRELESS PCS, LLC
310-780 GARDENA, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
310-781 TORRANCE, CA PACIFIC BELL
310-782 TORRANCE, CA PACIFIC BELL
310-783 TORRANCE, CA PACIFIC BELL
310-784 LOMITA, CA PACIFIC BELL
310-785 Beverly Hills, CA PACIFIC BELL
310-786 Beverly Hills, CA PACIFIC BELL
310-787 TORRANCE, CA PACIFIC BELL
310-788 Beverly Hills, CA PACIFIC BELL
310-789 Beverly Hills, CA PACIFIC BELL
310-790 Santa Monica, CA USA MOBILITY WIRELESS, INC.
310-791 REDONDO, CA FRONTIER CALIFORNIA INC.
310-792 REDONDO, CA FRONTIER CALIFORNIA INC.
310-793 REDONDO, CA FRONTIER CALIFORNIA INC.
310-794 W ANGELES, CA FRONTIER CALIFORNIA INC.
310-795 Santa Monica, CA NEW CINGULAR WIRELESS PCS, LLC
310-796 REDONDO, CA FRONTIER CALIFORNIA INC.
310-797 EL SEGUNDO, CA AMERICAN MESSAGING SERVICES, LLC
310-798 REDONDO, CA FRONTIER CALIFORNIA INC.
310-799 Culver City, CA AMERICAN MESSAGING SERVICES, LLC
310-800 GARDENA, CA MCI WORLDCOM COMMUNICATIONS, INC., CA
310-801 Beverly Hills, CA NEW CINGULAR WIRELESS PCS, LLC
310-802 REDONDO, CA FRONTIER CALIFORNIA INC.
310-803 TORRANCE, CA LEVEL 3 TELECOM OF CALIFORNIA, LP - CA
310-804 Santa Monica, CA NEW CINGULAR WIRELESS PCS, LLC
310-805 GARDENA, CA USA MOBILITY WIRELESS, INC.
310-806 W ANGELES, CA U.S. TELEPACIFIC CORP. - CA
310-807 GARDENA, CA TNCI-OP-CO - CA
310-808 GARDENA, CA PACIFIC BELL
310-809 SAN PEDRO, CA SPRINT SPECTRUM L.P.
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 -
Page 12 of 16

Home   ·   Area Codes   ·   News & Info
Some useful links:
National Do Not Call Registry FTC - Cell Phones and the Do Not Call Registry FCC - Do Not Call List FTC Complaint Assistant 1.3.86