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: 355

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-355 A Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 0 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 1 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 2 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 3 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 4 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 5 Hawthorne CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2022-04-19   
310-355 6 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 7 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 8 Hawthorne CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-05-22   
310-355 9 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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