Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 310 [Rate centres in NPA 310] [Dial plan for NPA 310]

NXX: 438

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-438 A Compton: Compton DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-438 0 Compton: Compton DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2009-10-24   
310-438 1 Compton: Compton DA CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2009-11-06   
310-438 2 Compton: Compton DA CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2009-11-06   
310-438 3 Compton: Compton DA CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2009-11-06   
310-438 4 Compton: Compton DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2009-11-11   
310-438 5 Compton: Compton DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-02-17   
310-438 6 Compton: Compton DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-02-17   
310-438 7 Compton: Compton DA CA LSANCAJWDS5  258E YMAX COMMUNICATIONS CORP. - CA 730   2009-09-14   
310-438 8 Compton: Compton DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2005-11-07   
310-438 9 Compton: Compton DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-10-28   

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

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