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: 537

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-537 A Santa Monica: Mar Vista DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-537 0 Santa Monica: Mar Vista DA CA LSANCARCD4S  973E RACE TELECOMMUNICATIONS, INC. - CA 730   2016-11-18   
424-537 1 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2017-01-23   
424-537 2 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2017-04-20   
424-537 3 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2017-04-20   
424-537 4 Santa Monica: Mar Vista DA CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2017-06-09   
424-537 5 Santa Monica: Mar Vista DA CA LSANCAJW6MD  073H TELNYX LLC 730   2017-06-02   
424-537 6 Santa Monica: Mar Vista DA CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2017-07-22   
424-537 7 Santa Monica: Mar Vista DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2017-04-21   
424-537 8 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2016-10-29   
424-537 9 Santa Monica: Mar Vista DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2016-10-28   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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