Local Calling Guide
Area code/prefix search
NPA: 310
[Rate centres in NPA 310]
[Dial plan for NPA 310]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 310-310
| 0 |
Santa Monica: Santa Monica DA |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2007-07-06 |
|
| 310-310
| 1 |
Santa Monica: Santa Monica DA |
CA |
TRNECAGBGT3 |
6529 T-MOBILE USA, INC. |
730 |
|
2007-05-11 |
|
| 310-310
| 2 |
Santa Monica: Santa Monica DA |
CA |
SNMNCAXP2MD |
793K TWC IP ENABLED SERVICES, LLC |
730 |
|
2007-03-13 |
|
| 310-310
| 3 |
Santa Monica: Santa Monica DA |
CA |
SNMNCAXP2MD |
793K TWC IP ENABLED SERVICES, LLC |
730 |
|
2008-01-04 |
|
| 310-310
| 4 |
Santa Monica: Santa Monica DA |
CA |
TRNECAGBGT3 |
6529 T-MOBILE USA, INC. |
730 |
|
2007-05-11 |
|
| 310-310
| 5 |
Santa Monica: Santa Monica DA |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2007-10-16 |
|
| 310-310
| 6 |
Santa Monica: Santa Monica DA |
CA |
LSANCA03DS3 |
7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
730 |
|
2007-01-09 |
|
| 310-310
| 7 |
Santa Monica: Santa Monica DA |
CA |
SNMNCAXPX3Z |
649C ONVOY, LLC - CA |
730 |
|
2008-06-22 |
|
| 310-310
| 8 |
Santa Monica: Santa Monica DA |
CA |
SNMNCAXP2MD |
793K TWC IP ENABLED SERVICES, LLC |
730 |
|
2008-01-04 |
|
| 310-310
| 9 |
Santa Monica: Santa Monica DA |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2009-08-02 |
|
| 310-312
| A |
West Los Angeles |
CA |
WLANCAXFDS1 |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-313
| A |
Santa Monica: Mar Vista DA |
CA |
CLCYCAXG39K |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-314
| A |
Santa Monica: Santa Monica DA |
CA |
SNMNCAXJ31K |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-315
| A |
Santa Monica: Santa Monica DA |
CA |
WLANCAXH82J |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-316
| A |
Redondo |
CA |
TRNCCAXF54K |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-317
| A |
Malibu |
CA |
MALBCAXG45A |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-317
| 0 |
Malibu |
CA |
MALBCAXG45A |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-317
| 1 |
Malibu |
CA |
MALBCAXG45A |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-317
| 2 |
Malibu |
CA |
MALBCAXG45A |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-317
| 3 |
Malibu |
CA |
MALBCAXG45A |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-317
| 4 |
Malibu |
CA |
MALBCAXG45A |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-317
| 5 |
Malibu |
CA |
MALBCAXG45A |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-317
| 6 |
Malibu |
CA |
MALBCAXG45A |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-317
| 7 |
Malibu |
CA |
SNMNCAXPX3Z |
649C ONVOY, LLC - CA |
730 |
|
2004-09-25 |
|
| 310-317
| 8 |
Malibu |
CA |
MALBCAXG45A |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-317
| 9 |
Malibu |
CA |
MALBCAXG45A |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-318
| A |
Redondo |
CA |
HRBHCAXA37K |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-318
| 0 |
Redondo |
CA |
HRBHCAXA37K |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-318
| 1 |
Redondo |
CA |
HRBHCAXA37K |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-318
| 2 |
Redondo |
CA |
HRBHCAXA37K |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-318
| 3 |
Redondo |
CA |
HRBHCAXA37K |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-318
| 4 |
Redondo |
CA |
TRNECAGBGT3 |
6529 T-MOBILE USA, INC. |
730 |
|
2005-12-30 |
|
| 310-318
| 5 |
Redondo |
CA |
HRBHCAXA37K |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-318
| 6 |
Redondo |
CA |
HRBHCAXA37K |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-318
| 7 |
Redondo |
CA |
HRBHCAXA37K |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-318
| 8 |
Redondo |
CA |
HRBHCAXA37K |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-318
| 9 |
Redondo |
CA |
HRBHCAXA37K |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-319
| A |
Santa Monica: Santa Monica DA |
CA |
SNMNCAXGDS0 |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 310-320
| A |
Torrance |
CA |
TRNCCA11DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 310-321
| A |
El Segundo |
CA |
IRVNCASM1MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
730 |
|
|
|
| 310-321
| 0 |
El Segundo |
CA |
IRVNCASM1MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
730 |
|
|
|
| 310-321
| 1 |
El Segundo |
CA |
IRVNCASM1MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
730 |
|
|
|
| 310-321
| 2 |
El Segundo |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2007-05-02 |
|
| 310-321
| 3 |
El Segundo |
CA |
IRVNCASM1MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
730 |
|
|
|
| 310-321
| 4 |
El Segundo |
CA |
LSANCA54DS7 |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
730 |
|
2011-04-07 |
|
| 310-321
| 5 |
El Segundo |
CA |
IRVNCASM1MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
730 |
|
2000-04-14 |
|
| 310-321
| 6 |
El Segundo |
CA |
IRVNCASM1MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
730 |
|
2000-04-14 |
|
| 310-321
| 7 |
El Segundo |
CA |
IRVNCASM1MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
730 |
|
2003-04-11 |
|
| 310-321
| 8 |
El Segundo |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2011-12-04 |
|
| 310-321
| 9 |
El Segundo |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2018-10-16 |
|
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Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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