Local Calling Guide

Area code/prefix search

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NPA: 925 [Rate centres in NPA 925] [Dial plan for NPA 925]

NXX: 392

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
925-392 A East Contra Costa CA OKLDCA03DS5  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
925-392 0 East Contra Costa CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-11-26   
925-392 1 East Contra Costa CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-29   
925-392 2 East Contra Costa CA SNFCCA21XPZ  553J WHITESKY COMMUNICATIONS, LLC 722   2021-09-16   
925-392 3 East Contra Costa CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-12-22   
925-392 4 East Contra Costa CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2003-01-11   
925-392 5 East Contra Costa CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-07-04   
925-392 6 East Contra Costa CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2013-03-16   
925-392 7 East Contra Costa CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2009-12-18   
925-392 8 East Contra Costa CA SNFCCA01XGX  516C AT&T CORP. 722   2006-06-30   
925-392 9 East Contra Costa CA OKLDCA03DS5  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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