Local Calling Guide

Area code/prefix search

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NPA: 951 [Rate centres in NPA 951] [Dial plan for NPA 951]

NXX: 643

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
951-643 A Arlington CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
951-643 0 Arlington CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-01-03   
951-643 1 Arlington CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2013-08-22   
951-643 2 Arlington CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2013-04-27   
951-643 3 Arlington CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-01-03   
951-643 4 Arlington CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
951-643 5 Arlington CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2005-02-20   
951-643 6 Arlington CA LSANCAJW2MD  508J CENTURYLINK COMMUNICATIONS, LLC 730   2013-03-11   
951-643 7 Arlington CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-04-26   
951-643 8 Arlington CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-04-26   
951-643 9 Arlington CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2009-04-17   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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