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Austin, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
512-945 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-945 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-945 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-945 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-945 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-945 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-945 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-945 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-946 A AUSTTXUHAMD  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-946 0   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-02-17   
512-946 1   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-02-17   
512-946 2   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-02-17   
512-946 3   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-02-17   
512-946 4   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-02-17   
512-946 5   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-02-17   
512-946 6   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-02-17   
512-946 7   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-02-17   
512-946 8   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-02-17   
512-946 9   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-02-17   
512-947 A AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558      
512-949 A AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-949 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-10-27   
512-949 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-11-06   
512-949 2   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2008-07-04   
512-949 3   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2008-07-04   
512-949 4   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2008-08-22   
512-949 5   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2008-08-22   
512-949 6   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2008-08-22   
512-949 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-11-23   
512-949 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2009-01-05   
512-949 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2008-03-22   
512-952 A AUSUTX78DS0  7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-952 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-07-11   
512-952 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-07-11   
512-952 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-07-11   
512-952 3   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2012-12-31   
512-952 4   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2012-12-31   
512-952 5   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2012-12-31   
512-952 6   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2012-12-31   
512-952 7   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2012-12-31   
512-952 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-07-11   
512-952 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-07-13   
512-953 A AUSXTXZR0MD  793K TWC IP ENABLED SERVICES, LLC 558   2025-01-29   
512-953 0   793K TWC IP ENABLED SERVICES, LLC 558   2015-04-27   
512-953 1   793K TWC IP ENABLED SERVICES, LLC 558   2015-04-27   
512-953 2   903C ONVOY, LLC - TX 558   2021-01-20   
512-953 3   004F BANDWIDTH.COM CLEC, LLC - TX 558   2015-05-09   
512-953 4   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 558   2015-05-04   
512-953 5   516C AT&T CORP. 558   2015-04-14   
512-953 6   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2015-02-24   
512-953 7   004F BANDWIDTH.COM CLEC, LLC - TX 558   2015-05-09   
512-953 8   793K TWC IP ENABLED SERVICES, LLC 558   2015-03-16   
512-953 9   793K TWC IP ENABLED SERVICES, LLC 558   2015-03-16   
512-954 A AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-954 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2013-03-05   
512-954 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2013-03-15   
512-954 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2013-03-15   
512-954 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2013-03-15   
512-954 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2013-03-15   
512-954 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2013-03-15   
512-954 6   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2013-02-24   
512-954 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2013-03-15   
512-954 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2013-03-15   
512-954 9   829J PAETEC ITEL, LLC 558   2013-03-09   
512-956 A AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-956 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-10-02   
512-956 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-10-02   
512-956 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-10-02   
512-956 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-10-02   
512-956 4   004F BANDWIDTH.COM CLEC, LLC - TX 558   2015-05-26   
512-956 5   004F BANDWIDTH.COM CLEC, LLC - TX 558   2015-05-26   
512-956 6   004F BANDWIDTH.COM CLEC, LLC - TX 558   2015-05-26   
512-956 7   004F BANDWIDTH.COM CLEC, LLC - TX 558   2015-05-26   
512-956 8   004F BANDWIDTH.COM CLEC, LLC - TX 558   2015-05-26   
512-956 9   004F BANDWIDTH.COM CLEC, LLC - TX 558   2015-05-26   
512-960 A AUSTTXGR28Z  156J RCLEC, INC. 558      
512-960 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-06-12   
512-960 1   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2014-04-29   
512-960 2   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2014-04-29   
512-960 3   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2014-04-29   
512-960 4   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2014-04-26   
512-960 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-06-12   
512-960 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-06-12   
512-960 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-06-12   
512-960 8   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 558   2014-06-20   
512-960 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2014-07-13   
512-961 A AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2024-02-09   
512-961 0   6529 T-MOBILE USA, INC. 558   2006-09-18   
512-961 1   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2006-09-20   
512-961 2   6529 T-MOBILE USA, INC. 558   2006-08-11   
512-961 3   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2006-09-20   
512-961 4   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2007-06-28   
512-961 5   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2007-06-28   
512-961 6   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2007-06-28   
512-961 7   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2007-06-28   
512-961 8   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2007-11-12   
512-961 9   6529 T-MOBILE USA, INC. 558   2006-08-11   
512-962 A AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558      
512-962 0   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2014-05-25   
512-962 1   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2014-05-25   

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

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