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
424-556 1 Santa Monica: Santa Monica DA CA   649C ONVOY, LLC - CA 730   2025-10-19   
424-556 2 Santa Monica: Santa Monica DA CA   649C ONVOY, LLC - CA 730   2025-10-19   
424-556 3 Santa Monica: Santa Monica DA CA   516C AT&T CORP. 730   2026-01-06   
424-556 8 Santa Monica: Santa Monica DA CA   6529 T-MOBILE USA, INC. 730   2025-08-01   
424-556 9 Santa Monica: Santa Monica DA CA   6529 T-MOBILE USA, INC. 730   2025-08-01   
424-557 A El Segundo CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2025-09-11   
424-557 0 El Segundo CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2025-09-11   
424-557 1 El Segundo CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2025-09-11   
424-557 7 El Segundo CA   145J TERRA NOVA TELECOM INC. 730   2025-09-12   
424-557 8 El Segundo CA   649C ONVOY, LLC - CA 730   2025-10-12   
424-558 A Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-558 0 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-08-26   
424-558 1 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-08-26   
424-558 2 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2007-05-19   
424-558 3 Torrance CA ANHMCA01XEY  516C AT&T CORP. 730   2006-08-28   
424-558 4 Torrance CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-09-02   
424-558 5 Torrance CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2016-10-08   
424-558 6 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2007-10-21   
424-558 7 Torrance CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-11-03   
424-558 8 Torrance CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2007-01-10   
424-558 9 Torrance CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-10-26   
424-559 A West Los Angeles CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
424-559 0 West Los Angeles CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2018-03-13   
424-559 1 West Los Angeles CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2018-03-13   
424-559 2 West Los Angeles CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2018-03-13   
424-559 3 West Los Angeles CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730   2018-03-12   
424-559 4 West Los Angeles CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2018-03-13   
424-559 5 West Los Angeles CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2019-04-29   
424-559 6 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2018-03-13   
424-559 7 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2018-03-13   
424-559 8 West Los Angeles CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2018-03-13   
424-559 9 West Los Angeles CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2018-03-13   
424-560 A Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2025-10-25   
424-560 0 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2025-10-25   
424-560 1 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2025-10-25   
424-561 A Redondo CA   516C AT&T CORP. 730   2026-01-06   
424-561 7 Redondo CA   516C AT&T CORP. 730   2026-01-06   
424-562 A Santa Monica: Mar Vista DA CA   516C AT&T CORP. 730   2026-01-06   
424-562 7 Santa Monica: Mar Vista DA CA   516C AT&T CORP. 730   2026-01-06   
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   
424-565 9 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-01-13   
424-566 A Beverly Hills CA LSANCAJWIMD  965H FRACTEL, LLC 730      
424-566 0 Beverly Hills CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2021-06-01   
424-566 1 Beverly Hills CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2021-06-01   
424-566 2 Beverly Hills CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2021-06-01   
424-566 3 Beverly Hills CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2021-06-01   
424-566 4 Beverly Hills CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2021-06-01   
424-566 5 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-07-12   
424-566 6 Beverly Hills CA LSANCAJWIMD  965H FRACTEL, LLC 730   2021-05-31   
424-566 7 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-07-12   
424-566 8 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-07-12   
424-566 9 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-07-12   
424-567 A Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-567 0 Hawthorne CA LSANCARCD4S  973E RACE TELECOMMUNICATIONS, INC. - CA 730   2016-11-27   
424-567 1 Hawthorne CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2016-11-27   
424-567 2 Hawthorne CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2016-11-27   
424-567 3 Hawthorne CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2016-11-27   
424-567 4 Hawthorne CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2016-11-27   
424-567 5 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-01-12   
424-567 6 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-01-12   
424-567 7 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-01-11   
424-567 8 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2019-04-22   
424-567 9 Hawthorne CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2018-03-28   
424-568 A Inglewood CA   829J PAETEC ITEL, LLC 730      
424-568 0 Inglewood CA   829J PAETEC ITEL, LLC 730   2006-11-12   
424-568 1 Inglewood CA   829J PAETEC ITEL, LLC 730   2006-11-12   
424-568 2 Inglewood CA   829J PAETEC ITEL, LLC 730   2006-11-12   
424-568 3 Inglewood CA   829J PAETEC ITEL, LLC 730   2006-11-12   
424-568 4 Inglewood CA   829J PAETEC ITEL, LLC 730   2006-11-12   
424-568 5 Inglewood CA   829J PAETEC ITEL, LLC 730   2006-11-12   
424-568 6 Inglewood CA   829J PAETEC ITEL, LLC 730   2006-11-12   
424-568 7 Inglewood CA   829J PAETEC ITEL, LLC 730   2006-11-12   
424-568 8 Inglewood CA   829J PAETEC ITEL, LLC 730   2006-11-12   
424-568 9 Inglewood CA   829J PAETEC ITEL, LLC 730   2006-11-12   
424-570 A San Pedro CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2025-04-07   
424-570 0 San Pedro CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2013-08-19   
424-570 1 San Pedro CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-06-18   
424-570 2 San Pedro CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-06-18   
424-570 3 San Pedro CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-06-18   
424-570 4 San Pedro CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-11-01   
424-570 5 San Pedro CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-11-01   
424-570 6 San Pedro CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2010-11-27   
424-570 7 San Pedro CA   649C ONVOY, LLC - CA 730   2025-10-13   
424-570 8 San Pedro CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-04-23   
424-570 9 San Pedro CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-04-23   
424-571 A Torrance CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
424-571 0 Torrance CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2010-01-14   
424-571 1 Torrance CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2010-01-15   
424-571 2 Torrance CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-26   
424-571 3 Torrance CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-26   
424-571 4 Torrance CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2010-03-06   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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