Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 510 [Rate centres in NPA 510] [Dial plan for NPA 510]

NXX: 455

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-455 A Crockett CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-455 0 Crockett CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-455 1 Crockett CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-455 2 Crockett CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-07-04   
510-455 3 Crockett CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-02-14   
510-455 4 Crockett CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-04-10   
510-455 5 Crockett CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2013-03-28   
510-455 6 Crockett CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
510-455 7 Crockett CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2013-01-17   
510-455 8 Crockett CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2009-12-18   
510-455 9 Crockett CA SNFCCA01XGX  516C AT&T CORP. 722   2011-05-16   

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

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