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Plano, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
972-781 3   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-781 4   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-781 5   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-781 6   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-781 7   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-781 8   5562 METROPCS, INC. 552   2006-08-22   
972-781 9   903C ONVOY, LLC - TX 552   2009-07-23   
972-796 A PLANTXXDDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-797 A PLANTXXDDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-797 0   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-797 1   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-797 2   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-797 3   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-797 4   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-797 5   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-797 6   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-797 7   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-797 8   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-797 9   004F BANDWIDTH.COM CLEC, LLC - TX 552   2023-01-16   
972-801 A ALLNTXSADS0  7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
972-801 0   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
972-801 1   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
972-801 2   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
972-801 3   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
972-801 4   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
972-801 5   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
972-801 6   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
972-801 7   5562 METROPCS, INC. 552   2006-08-22   
972-801 8   5562 METROPCS, INC. 552   2006-08-22   
972-801 9   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
972-805 A   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-805 0   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-805 1   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-805 2   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-805 3   5562 METROPCS, INC. 552   2006-08-22   
972-805 4   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-805 5   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-805 6   5562 METROPCS, INC. 552   2006-08-22   
972-805 7   5562 METROPCS, INC. 552   2006-08-22   
972-805 8   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-805 9   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-806 A FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-806 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2017-07-29   
972-806 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2017-07-29   
972-806 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2017-07-29   
972-806 3   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2017-05-01   
972-806 4   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2017-05-01   
972-806 5   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2017-05-01   
972-806 6   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2017-05-01   
972-806 7   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2017-05-01   
972-806 8   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2017-05-01   
972-806 9   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2017-05-01   
972-826 A FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-836 A DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-836 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-836 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-836 2   5562 METROPCS, INC. 552   2006-08-22   
972-836 3   5562 METROPCS, INC. 552   2006-08-22   
972-836 4   5562 METROPCS, INC. 552   2006-08-22   
972-836 5   5562 METROPCS, INC. 552   2006-08-22   
972-836 6   004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-11-20   
972-836 7   004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-11-20   
972-836 8   004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-11-20   
972-836 9   004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-11-20   
972-840 A GRLDTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-864 A GRLDTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-867 A PLANTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-881 A PLANTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-905 A PLANTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-905 0   004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-06-18   
972-905 1   004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-06-18   
972-905 2   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2011-05-17   
972-905 3   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-06-02   
972-905 4   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-06-02   
972-905 5   793K TWC IP ENABLED SERVICES, LLC 552   2011-08-15   
972-905 6   004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-06-18   
972-905 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2011-06-11   
972-905 8   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2011-05-15   
972-905 9   004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-06-18   
972-926 A GRLDTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-926 0   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-926 1   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-926 2   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-926 3   004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-11-20   
972-926 4   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-926 5   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-926 6   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-926 7   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-926 8   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-926 9   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-941 A PLANTXXADS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-941 0   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-941 1   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552   2008-03-04   
972-941 2   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-941 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2008-04-15   
972-941 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2008-04-15   
972-941 5   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-941 6   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-941 7   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-941 8   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      

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

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