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: 304

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
925-304 A Clayton CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
925-304 0 Clayton CA SNFCCAMKX5Y  506J TWILIO INTERNATIONAL INC 722   2020-10-01   
925-304 1 Clayton CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
925-304 2 Clayton CA SNFCCA01XGX  516C AT&T CORP. 722   2006-06-30   
925-304 3 Clayton CA   649C ONVOY, LLC - CA 722   2021-03-04   
925-304 4 Clayton CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-04-10   
925-304 5 Clayton CA OKLDCAEBDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722   2005-12-12   
925-304 6 Clayton CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-10-24   
925-304 7 Clayton CA FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 722   2005-06-13   
925-304 8 Clayton CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2005-06-13   
925-304 9 Clayton CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2005-06-13   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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