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: 331

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-331 A Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-331 0 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-331 1 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-331 2 Hawthorne CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-331 3 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-331 4 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-331 5 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-331 6 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-331 7 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-331 8 Hawthorne CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-331 9 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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