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Austin, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
512-737 6   073H TELNYX LLC 558   2023-11-06   
512-737 7   073H TELNYX LLC 558   2023-11-06   
512-737 8   903C ONVOY, LLC - TX 558   2023-10-27   
512-737 9   903C ONVOY, LLC - TX 558   2023-10-28   
512-739 A AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-739 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-08-21   
512-739 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-08-21   
512-739 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-08-21   
512-739 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-08-21   
512-739 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-08-21   
512-739 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-08-21   
512-739 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-09-07   
512-739 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-09-07   
512-739 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-06-02   
512-739 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-06-02   
512-740 A AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558      
512-740 0   6529 T-MOBILE USA, INC. 558      
512-740 1   6529 T-MOBILE USA, INC. 558      
512-740 2   6529 T-MOBILE USA, INC. 558      
512-740 3   6529 T-MOBILE USA, INC. 558      
512-740 4   6529 T-MOBILE USA, INC. 558      
512-740 5   6529 T-MOBILE USA, INC. 558      
512-740 6   6529 T-MOBILE USA, INC. 558      
512-740 7   6529 T-MOBILE USA, INC. 558      
512-740 8   6529 T-MOBILE USA, INC. 558      
512-740 9   6529 T-MOBILE USA, INC. 558      
512-741 A AUSTTXFADS0  9533 SOUTHWESTERN BELL 558      
512-742 A AUSTTXFADS0  9533 SOUTHWESTERN BELL 558      
512-743 A AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558      
512-743 0   6529 T-MOBILE USA, INC. 558      
512-743 1   6529 T-MOBILE USA, INC. 558      
512-743 2   6529 T-MOBILE USA, INC. 558      
512-743 3   6529 T-MOBILE USA, INC. 558      
512-743 4   6529 T-MOBILE USA, INC. 558      
512-743 5   6529 T-MOBILE USA, INC. 558      
512-743 6   6529 T-MOBILE USA, INC. 558      
512-743 7   6529 T-MOBILE USA, INC. 558      
512-743 8   6529 T-MOBILE USA, INC. 558      
512-743 9   6529 T-MOBILE USA, INC. 558      
512-744 A AUSTTXUHAMD  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-744 0   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-744 1   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-744 2   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-744 3   6529 T-MOBILE USA, INC. 558   2006-05-15   
512-744 4   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-744 5   6529 T-MOBILE USA, INC. 558   2006-05-15   
512-744 6   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-744 7   6529 T-MOBILE USA, INC. 558   2006-05-15   
512-744 8   6529 T-MOBILE USA, INC. 558   2006-06-08   
512-744 9   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-745 A AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558      
512-745 0   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2006-10-05   
512-745 1   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2006-10-16   
512-745 2   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2006-10-14   
512-745 3   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2006-10-28   
512-745 4   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2006-11-07   
512-745 5   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2006-12-23   
512-745 6   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2007-01-10   
512-745 7   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2007-06-15   
512-745 8   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2007-12-07   
512-745 9   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2006-09-21   
512-747 A AUSTTXUHAMD  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-747 0   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2005-04-01   
512-747 1   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2005-04-01   
512-747 2   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2005-04-01   
512-747 3   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2005-04-01   
512-747 4   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2005-04-01   
512-747 5   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2005-04-01   
512-747 6   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2005-04-01   
512-747 7   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2005-04-01   
512-747 8   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2005-04-01   
512-747 9   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2005-04-01   
512-748 A AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558      
512-748 0   6529 T-MOBILE USA, INC. 558      
512-748 1   6529 T-MOBILE USA, INC. 558      
512-748 2   6529 T-MOBILE USA, INC. 558      
512-748 3   6529 T-MOBILE USA, INC. 558      
512-748 4   6529 T-MOBILE USA, INC. 558      
512-748 5   6529 T-MOBILE USA, INC. 558      
512-748 6   6529 T-MOBILE USA, INC. 558      
512-748 7   6529 T-MOBILE USA, INC. 558      
512-748 8   6529 T-MOBILE USA, INC. 558      
512-748 9   5562 METROPCS, INC. 558      
512-750 A AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-751 A AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-758 A AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558      
512-758 0   6529 T-MOBILE USA, INC. 558   2008-10-09   
512-758 1   6529 T-MOBILE USA, INC. 558   2008-11-02   
512-758 2   6529 T-MOBILE USA, INC. 558   2008-12-21   
512-758 3   6529 T-MOBILE USA, INC. 558   2010-02-17   
512-758 4   004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-10-21   
512-758 5   6529 T-MOBILE USA, INC. 558   2009-04-02   
512-758 6   004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-10-21   
512-758 7   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2009-03-16   
512-758 8   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2009-03-16   
512-758 9   6529 T-MOBILE USA, INC. 558   2008-10-09   
512-761 A AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-761 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-02-14   
512-761 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-02-14   
512-761 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-02-14   

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

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