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Santa Clarita: Newhall-Castaic DA, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
661-568 2 SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2015-11-27   
661-568 3 SHOKCA02QMD  793K TWC IP ENABLED SERVICES, LLC 730   2016-06-10   
661-568 4 SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-05-08   
661-568 5 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-10-24   
661-568 6 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-23   
661-568 7 SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2016-03-07   
661-568 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-08-08   
661-568 9 SHOKCA02QMD  793K TWC IP ENABLED SERVICES, LLC 730   2015-11-05   
661-593 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
661-593 0 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2016-09-12   
661-593 1 GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2026-04-20   
661-593 2 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2016-12-31   
661-593 3 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2017-04-17   
661-593 4 LSANCARCD3S  649C ONVOY, LLC - CA 730   2017-06-10   
661-593 5 LSANCAJW6MD  073H TELNYX LLC 730   2017-06-02   
661-593 6 LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2019-05-26   
661-593 7 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2016-09-12   
661-593 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2016-12-09   
661-593 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2016-09-11   
661-600 A LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
661-600 0 LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
661-600 1 LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
661-600 2 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-01-03   
661-600 3 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-01-30   
661-600 4 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2003-10-07   
661-600 5 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-02-03   
661-600 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-04-16   
661-600 7 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-06-10   
661-600 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-02-26   
661-600 9 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-03-02   
661-607 A CSTCCA11DS0  9740 PACIFIC BELL 730      
661-607 0 CSTCCA11DS0  9740 PACIFIC BELL 730      
661-607 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-11-11   
661-607 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-11-11   
661-607 3 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-03-16   
661-607 4 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-03-27   
661-607 5 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-07-08   
661-607 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-03-08   
661-607 7 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-03-08   
661-607 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-03-08   
661-607 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-10-16   
661-625 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
661-625 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-06-11   
661-625 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-07-11   
661-625 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-08-11   
661-625 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-09-10   
661-625 4 LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2022-02-07   
661-625 5 LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2022-02-07   
661-625 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2022-02-06   
661-625 7 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2022-02-06   

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Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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