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Irving, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
972-823 0 IRNGTXXBXQY  624H ONVOY SPECTRUM, LLC 552   2025-10-20   
972-823 1 IRNGTXXBXTY  903C ONVOY, LLC - TX 552      
972-823 2 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2026-04-04   
972-823 3 IRNGTXXBXTY  903C ONVOY, LLC - TX 552      
972-823 4 IRNGTXXBXQY  624H ONVOY SPECTRUM, LLC 552   2025-10-20   
972-823 5 IRNGTXXBXTY  903C ONVOY, LLC - TX 552      
972-823 6 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2026-01-10   
972-823 7 IRNGTXXBXQY  624H ONVOY SPECTRUM, LLC 552   2025-10-20   
972-823 8 IRNGTXXBXQY  624H ONVOY SPECTRUM, LLC 552   2025-10-20   
972-823 9 IRNGTXXBXTY  903C ONVOY, LLC - TX 552      
972-827 A DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-827 0 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-827 1 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-827 2 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-827 3 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-827 4 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2023-01-15   
972-827 5 DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2007-06-18   
972-827 6 DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2007-06-18   
972-827 7 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-11-20   
972-827 8 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-11-20   
972-827 9 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-870 A DLLSTXNODS0  7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
972-871 A DLLSTXNODS0  7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
972-887 A IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-887 0 IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-887 1 IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-887 2 IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-887 3 IRNGTXXBX0X  793K TWC IP ENABLED SERVICES, LLC 552   2007-02-21   
972-887 4 IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-887 5 IRNGTXXBX0X  793K TWC IP ENABLED SERVICES, LLC 552   2007-10-15   
972-887 6 IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-887 7 IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-887 8 IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-887 9 IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-891 A DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-891 0 DLLTTX01DMD  5562 METROPCS, INC. 552   2005-12-15   
972-891 1 DLLTTX01DMD  5562 METROPCS, INC. 552   2005-12-15   
972-891 2 DLLTTX01DMD  5562 METROPCS, INC. 552   2005-12-15   
972-891 3 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-891 4 DLLTTX01DMD  5562 METROPCS, INC. 552   2005-12-15   
972-891 5 DLLTTX01DMD  5562 METROPCS, INC. 552   2005-12-15   
972-891 6 DLLSTXNODS0  7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552   2010-10-12   
972-891 7 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2007-04-25   
972-891 8 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-10-28   
972-891 9 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-03-11   
972-893 A IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-893 0 IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-893 1 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-10-04   
972-893 2 DLLSTXHM0MD  829J PAETEC ITEL, LLC 552   2011-01-20   
972-893 3 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2010-11-29   

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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