Local Calling Guide

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NPA: 424 [Rate centres in NPA 424] [Dial plan for NPA 424]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-560 2 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2026-01-04   
424-560 3 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2026-01-04   
424-560 4 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2026-02-20   
424-560 5 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2026-03-26   
424-560 6 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2026-07-20   
424-560 7 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2026-07-20   
424-560 8 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2026-07-20   
424-560 9 Compton: Gardena DA CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2026-06-07   
424-561 A Redondo CA   649C ONVOY, LLC - CA 730      
424-561 0 Redondo CA   649C ONVOY, LLC - CA 730   2026-01-07   
424-561 1 Redondo CA   649C ONVOY, LLC - CA 730   2026-01-07   
424-561 2 Redondo CA   649C ONVOY, LLC - CA 730   2026-01-07   
424-561 3 Redondo CA   649C ONVOY, LLC - CA 730   2026-01-07   
424-561 4 Redondo CA   321J HD CARRIER LLC 730   2026-05-15   
424-561 5 Redondo CA   321J HD CARRIER LLC 730   2026-05-15   
424-561 6 Redondo CA   321J HD CARRIER LLC 730   2026-05-15   
424-561 8 Redondo CA   649C ONVOY, LLC - CA 730   2026-02-23   
424-561 9 Redondo CA   649C ONVOY, LLC - CA 730   2026-06-15   
424-562 A Santa Monica: Mar Vista DA CA   649C ONVOY, LLC - CA 730      
424-562 0 Santa Monica: Mar Vista DA CA   649C ONVOY, LLC - CA 730   2026-06-25   
424-562 1 Santa Monica: Mar Vista DA CA   649C ONVOY, LLC - CA 730   2026-06-25   
424-562 2 Santa Monica: Mar Vista DA CA   649C ONVOY, LLC - CA 730   2026-07-20   
424-562 8 Santa Monica: Mar Vista DA CA   649C ONVOY, LLC - CA 730   2026-06-25   
424-562 9 Santa Monica: Mar Vista DA CA   649C ONVOY, LLC - CA 730   2026-06-25   
424-563 A Hawthorne CA   649C ONVOY, LLC - CA 730   2026-03-23   
424-563 0 Hawthorne CA   649C ONVOY, LLC - CA 730   2026-03-23   
424-563 1 Hawthorne CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2026-05-01   
424-563 2 Hawthorne CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-05-22   
424-563 4 Hawthorne CA   649C ONVOY, LLC - CA 730   2026-08-01   
424-563 5 Hawthorne CA   649C ONVOY, LLC - CA 730   2026-08-01   
424-563 6 Hawthorne CA   649C ONVOY, LLC - CA 730   2026-08-01   
424-563 7 Hawthorne CA   649C ONVOY, LLC - CA 730   2026-08-01   
424-563 8 Hawthorne CA   649C ONVOY, LLC - CA 730   2026-06-14   
424-563 9 Hawthorne CA   649C ONVOY, LLC - CA 730   2026-08-01   
424-564 A Lomita CA   649C ONVOY, LLC - CA 730   2026-05-02   
424-564 0 Lomita CA   649C ONVOY, LLC - CA 730   2026-05-02   
424-564 1 Lomita CA   649C ONVOY, LLC - CA 730   2026-05-30   
424-564 7 Lomita CA   649C ONVOY, LLC - CA 730   2026-08-01   
424-564 8 Lomita CA   649C ONVOY, LLC - CA 730   2026-08-01   
424-564 9 Lomita CA   649C ONVOY, LLC - CA 730   2026-08-01   
424-565 A Torrance CA GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-565 0 Torrance CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-04-20   
424-565 1 Torrance CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-08-08   
424-565 2 Torrance CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-08-08   
424-565 3 Torrance CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-08-08   
424-565 4 Torrance CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-08-08   
424-565 5 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-01-13   
424-565 6 Torrance CA GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2023-08-02   
424-565 7 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-01-13   
424-565 8 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-01-13   

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Last updated: Fri, 10 Jul 2026 02:55:48 UTC

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