Local Calling Guide

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NPA: 661 [Rate centres in NPA 661] [Dial plan for NPA 661]

NXX: 524

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-524 A Lancaster CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-524 0 Lancaster CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2008-07-11   
661-524 1 Lancaster CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2010-01-20   
661-524 2 Lancaster CA NHLLCA01DS0  7480 PACIFIC BELL (COMPETITIVE) 730   2008-08-22   
661-524 3 Lancaster CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2010-03-06   
661-524 4 Lancaster CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2008-07-12   
661-524 5 Lancaster CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2009-01-15   
661-524 6 Lancaster CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2009-01-15   
661-524 7 Lancaster CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-04-30   
661-524 8 Lancaster CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-12-06   
661-524 9 Lancaster CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2015-06-16   

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

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