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: 263

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-263 A Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-263 0 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-263 1 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-263 2 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-263 3 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-263 4 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-263 5 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-263 6 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-263 7 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-263 8 Hawthorne CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2005-02-07   
310-263 9 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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