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: 643

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
925-643 A Pittsburg West CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-643 0 Pittsburg West CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-07-30   
925-643 1 Pittsburg West CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-10-09   
925-643 2 Pittsburg West CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2014-09-22   
925-643 3 Pittsburg West CA FRMTCAJYDS0  707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 722   2018-07-18   
925-643 4 Pittsburg West CA SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722   2020-10-01   
925-643 5 Pittsburg West CA SNFCCA01XGX  516C AT&T CORP. 722   2007-02-19   
925-643 6 Pittsburg West CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-12-05   
925-643 7 Pittsburg West CA SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS, LLC 722   2015-02-02   
925-643 8 Pittsburg West CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-12-05   
925-643 9 Pittsburg West CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      

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

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