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Hawthorne, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
310-531 A LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-531 0   6529 T-MOBILE USA, INC. 730   2004-01-10   
310-531 1   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2000-04-10   
310-531 2   829J PAETEC ITEL, LLC 730   2002-04-15   
310-531 3   6529 T-MOBILE USA, INC. 730   2004-05-31   
310-531 4   6529 T-MOBILE USA, INC. 730   2004-05-31   
310-531 5   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2009-03-09   
310-531 6   6529 T-MOBILE USA, INC. 730   2004-09-10   
310-531 7   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2001-05-30   
310-531 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2000-07-15   
310-531 9   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-536 A ELSGCA12DS0  9740 PACIFIC BELL 730      
310-536 0   9740 PACIFIC BELL 730      
310-536 1   9740 PACIFIC BELL 730      
310-536 2   9740 PACIFIC BELL 730      
310-536 3   9740 PACIFIC BELL 730      
310-536 4   9740 PACIFIC BELL 730      
310-536 5   9740 PACIFIC BELL 730      
310-536 6   6529 T-MOBILE USA, INC. 730   2005-05-26   
310-536 7   9740 PACIFIC BELL 730      
310-536 8   9740 PACIFIC BELL 730      
310-536 9   9740 PACIFIC BELL 730      
310-643 A ELSGCA12DS0  9740 PACIFIC BELL 730      
310-644 A HWTHCA01DS0  9740 PACIFIC BELL 730      
310-675 A HWTHCA01DS0  9740 PACIFIC BELL 730      
310-676 A HWTHCA01DS0  9740 PACIFIC BELL 730      
310-679 A HWTHCA01DS0  9740 PACIFIC BELL 730      
310-682 A LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-682 0   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 1   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 2   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 3   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 4   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 5   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 6   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 7   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 8   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 9   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-706 A IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-706 0   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-706 1   6529 T-MOBILE USA, INC. 730   2005-02-25   
310-706 2   649C ONVOY, LLC - CA 730   2005-08-19   
310-706 3   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-706 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2004-09-25   
310-706 5   6529 T-MOBILE USA, INC. 730   2004-12-08   
310-706 6   829J PAETEC ITEL, LLC 730   2003-02-10   
310-706 7   6529 T-MOBILE USA, INC. 730   2004-12-08   
310-706 8   6529 T-MOBILE USA, INC. 730   2005-05-26   
310-706 9   6529 T-MOBILE USA, INC. 730   2022-05-19   
310-725 A ELSGCA12DS0  9740 PACIFIC BELL 730      
310-725 0   9740 PACIFIC BELL 730      
310-725 1   9740 PACIFIC BELL 730      
310-725 2   9740 PACIFIC BELL 730      
310-725 3   9740 PACIFIC BELL 730      
310-725 4   9740 PACIFIC BELL 730      
310-725 5   9740 PACIFIC BELL 730      
310-725 6   9740 PACIFIC BELL 730      
310-725 7   6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-725 8   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2014-03-05   
310-725 9   9740 PACIFIC BELL 730      
310-727 A ELSGCA12DS0  9740 PACIFIC BELL 730      
310-759 A LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-759 0   649C ONVOY, LLC - CA 730   2023-08-26   
310-759 1   649C ONVOY, LLC - CA 730   2023-08-26   
310-759 2   649C ONVOY, LLC - CA 730   2023-08-26   
310-759 3   649C ONVOY, LLC - CA 730   2023-08-26   
310-759 4   649C ONVOY, LLC - CA 730   2023-08-26   
310-759 5   649C ONVOY, LLC - CA 730   2023-08-26   
310-759 6   649C ONVOY, LLC - CA 730   2023-08-26   
310-759 7   649C ONVOY, LLC - CA 730   2023-08-26   
310-759 8   649C ONVOY, LLC - CA 730   2023-08-26   
310-759 9   649C ONVOY, LLC - CA 730   2023-08-26   
310-812 A ELSGCA12DS0  9740 PACIFIC BELL 730      
310-813 A ELSGCA12DS0  9740 PACIFIC BELL 730      
310-814 A ELSGCA12DS0  9740 PACIFIC BELL 730      
310-844 A IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-844 0   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-844 1   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-844 2   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-05-07   
310-844 3   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-01-13   
310-844 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-05-07   
310-844 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-01-13   
310-844 6   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-05-16   
310-844 7   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2004-04-03   
310-844 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-08-19   
310-844 9   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-848 A BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-848 0   6529 T-MOBILE USA, INC. 730   2005-11-11   
310-848 1   649C ONVOY, LLC - CA 730   2005-11-10   
310-848 2   9262 UTILITY TELECOM GROUP, LLC - CA 730   2006-07-06   
310-848 3   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-11-14   
310-848 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-11-14   
310-848 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-11-14   
310-848 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-11-11   
310-848 7   6529 T-MOBILE USA, INC. 730   2005-11-11   
310-848 8   6529 T-MOBILE USA, INC. 730   2005-11-11   
310-848 9   6529 T-MOBILE USA, INC. 730   2005-11-11   
310-956 A IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-956 0   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-01-03   
310-956 1   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-05-16   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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