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: 554

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-554 A Compton: Compton DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-554 0 Compton: Compton DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2017-05-07   
310-554 1 Compton: Compton DA CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-03-17   
310-554 2 Compton: Compton DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2017-05-07   
310-554 3 Compton: Compton DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2017-05-07   
310-554 4 Compton: Compton DA CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2017-03-24   
310-554 5 Compton: Compton DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2018-01-27   
310-554 6 Compton: Compton DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2018-01-27   
310-554 7 Compton: Compton DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2018-01-27   
310-554 8 Compton: Compton DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2018-04-27   
310-554 9 Compton: Compton DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2017-03-16   

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

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