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NPA: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-443 A Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-444 A Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-445 A Irving EMS TX IRNGTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 0 Irving EMS TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 1 Irving EMS TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 2 Irving EMS TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 3 Irving EMS TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 4 Irving EMS TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 5 Irving EMS TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 6 Irving EMS TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 7 Irving EMS TX   004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-15   
972-445 8 Irving EMS TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-445 9 Irving EMS TX   004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-15   
972-446 A Carrollton TX CRTNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-447 A Dallas TX DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-447 0 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-447 1 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-447 2 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-447 3 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-447 4 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-447 5 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-447 6 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-447 7 Dallas TX   624H ONVOY SPECTRUM, LLC 552   2021-12-19   
972-447 8 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-447 9 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-448 A Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-449 A Palmer TX PLMRTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-449 0 Palmer TX   004F BANDWIDTH.COM CLEC, LLC - TX 552   2014-10-11   
972-449 1 Palmer TX   903C ONVOY, LLC - TX 552   2012-12-16   
972-449 2 Palmer TX   2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-449 3 Palmer TX   2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-449 4 Palmer TX   903C ONVOY, LLC - TX 552   2012-12-16   
972-449 5 Palmer TX   903C ONVOY, LLC - TX 552   2012-12-16   
972-449 6 Palmer TX   903C ONVOY, LLC - TX 552   2012-12-16   
972-449 7 Palmer TX   903C ONVOY, LLC - TX 552   2013-12-09   
972-449 8 Palmer TX   903C ONVOY, LLC - TX 552   2013-12-09   
972-449 9 Palmer TX   903C ONVOY, LLC - TX 552   2016-04-11   
972-450 A Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-451 A Grand Prairie TX DLLSTXJP2MD  6630 USA MOBILITY WIRELESS, INC. 552      
972-452 A Scurry TX SCRYTXXADS0  2153 TEXAS WINDSTREAM, LLC 552      
972-452 0 Scurry TX   2153 TEXAS WINDSTREAM, LLC 552      
972-452 1 Scurry TX   2153 TEXAS WINDSTREAM, LLC 552      
972-452 2 Scurry TX   2153 TEXAS WINDSTREAM, LLC 552      
972-452 3 Scurry TX   2153 TEXAS WINDSTREAM, LLC 552      
972-452 4 Scurry TX   2153 TEXAS WINDSTREAM, LLC 552      
972-452 5 Scurry TX   2153 TEXAS WINDSTREAM, LLC 552      
972-452 6 Scurry TX   903C ONVOY, LLC - TX 552   2020-04-29   
972-452 7 Scurry TX   508J CENTURYLINK COMMUNICATIONS, LLC 552   2014-12-22   
972-452 8 Scurry TX   2153 TEXAS WINDSTREAM, LLC 552      
972-452 9 Scurry TX   903C ONVOY, LLC - TX 552   2020-04-29   

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

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