Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 424 [Rate centres in NPA 424] [Dial plan for NPA 424]

NXX: 250

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-250 A Lomita CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-250 0 Lomita CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-27   
424-250 1 Lomita CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2009-07-06   
424-250 2 Lomita CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-06-20   
424-250 3 Lomita CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-10-28   
424-250 4 Lomita CA   515J IP HORIZON LLC 730   2009-10-09   
424-250 5 Lomita CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2010-06-10   
424-250 6 Lomita CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-11-01   
424-250 7 Lomita CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2010-11-23   
424-250 8 Lomita CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-02-17   
424-250 9 Lomita CA   793K TWC IP ENABLED SERVICES, LLC 730   2012-04-06   

Last updated: Sat, 04 Jul 2026 13:07:56 UTC

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