Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 310 [Rate centres in NPA 310] [Dial plan for NPA 310]

NXX: 970

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-970 A Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-970 0 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-970 1 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-970 2 Hawthorne CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2006-08-01   
310-970 3 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-970 4 Hawthorne CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2006-11-17   
310-970 5 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-970 6 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-970 7 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-970 8 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-970 9 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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