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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-929 A Avalon CA LSANCARCD9S  4129 O1 COMMUNICATIONS, INC. - CA 730      
310-929 0 Avalon CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2009-08-07   
310-929 1 Avalon CA   4129 O1 COMMUNICATIONS, INC. - CA 730      
310-929 2 Avalon CA   4129 O1 COMMUNICATIONS, INC. - CA 730      
310-929 3 Avalon CA   7262 XO CALIFORNIA, INC. 730   2006-03-30   
310-929 4 Avalon CA   4129 O1 COMMUNICATIONS, INC. - CA 730      
310-929 5 Avalon CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-07-26   
310-929 6 Avalon CA   649C ONVOY, LLC - CA 730   2016-12-04   
310-929 7 Avalon CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-08-09   
310-929 8 Avalon CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2007-01-04   
310-929 9 Avalon CA   649C ONVOY, LLC - CA 730   2009-06-03   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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