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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-857 A Fremont-Newark: Main DA CA SNFECAEJDS0  8782 ALLEGIANCE TELECOM, INC. - CA 722      
510-857 0 Fremont-Newark: Main DA CA   8782 ALLEGIANCE TELECOM, INC. - CA 722      
510-857 1 Fremont-Newark: Main DA CA   8782 ALLEGIANCE TELECOM, INC. - CA 722      
510-857 2 Fremont-Newark: Main DA CA   5562 METRO PCS, INC. 722   2009-04-10   
510-857 3 Fremont-Newark: Main DA CA   6529 T-MOBILE USA, INC. 722   2005-04-24   
510-857 4 Fremont-Newark: Main DA CA   6529 T-MOBILE USA, INC. 722   2006-09-25   
510-857 5 Fremont-Newark: Main DA CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-11-03   
510-857 6 Fremont-Newark: Main DA CA   6529 T-MOBILE USA, INC. 722   2006-09-25   
510-857 7 Fremont-Newark: Main DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2005-07-14   
510-857 8 Fremont-Newark: Main DA CA   3662 PACIFIC CENTREX SERVICES, INC. - CA 722   2006-12-01   
510-857 9 Fremont-Newark: Main DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2013-09-19   

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

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