Local Calling Guide

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

NXX: 586

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-586 A Dallas Fort Worth Airport EMS TX DFIATXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-586 0 Dallas Fort Worth Airport EMS TX DFIATXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-586 1 Dallas Fort Worth Airport EMS TX DFIATXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-586 2 Dallas Fort Worth Airport EMS TX IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2005-11-30   
972-586 3 Dallas Fort Worth Airport EMS TX IRNGTXXBXQY  624H ONVOY SPECTRUM, LLC 552   2022-05-23   
972-586 4 Dallas Fort Worth Airport EMS TX DFIATXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-586 5 Dallas Fort Worth Airport EMS TX DFIATXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-586 6 Dallas Fort Worth Airport EMS TX DFIATXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-586 7 Dallas Fort Worth Airport EMS TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-05-27   
972-586 8 Dallas Fort Worth Airport EMS TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-05-27   
972-586 9 Dallas Fort Worth Airport EMS TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-05-27   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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