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: 336

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-336 A Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-336 0 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-08-23   
424-336 1 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-08-23   
424-336 2 Hawthorne CA LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2011-09-23   
424-336 3 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-08-23   
424-336 4 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-08-23   
424-336 5 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-08-23   
424-336 6 Hawthorne CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2018-11-15   
424-336 7 Hawthorne CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2012-10-21   
424-336 8 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2011-04-29   
424-336 9 Hawthorne CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2012-11-18   

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

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