Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 925 [Rate centres in NPA 925] [Dial plan for NPA 925]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
925-420 A East Contra Costa CA SNFCCAMMDSA  4129 O1 COMMUNICATIONS, INC. - CA 722      
925-420 0 East Contra Costa CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-12-14   
925-420 1 East Contra Costa CA   4129 O1 COMMUNICATIONS, INC. - CA 722      
925-420 2 East Contra Costa CA   4129 O1 COMMUNICATIONS, INC. - CA 722      
925-420 3 East Contra Costa CA   7610 COMCAST PHONE OF CALIFORNIA, LLC - CA 722   2014-10-02   
925-420 4 East Contra Costa CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-13   
925-420 5 East Contra Costa CA   7610 COMCAST PHONE OF CALIFORNIA, LLC - CA 722   2006-11-02   
925-420 6 East Contra Costa CA   7610 COMCAST PHONE OF CALIFORNIA, LLC - CA 722   2006-11-02   
925-420 7 East Contra Costa CA   649C ONVOY, LLC - CA 722   2013-11-29   
925-420 8 East Contra Costa CA   649C ONVOY, LLC - CA 722   2013-11-29   
925-420 9 East Contra Costa CA   649C ONVOY, LLC - CA 722   2014-12-12   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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