Local Calling Guide

Area code/prefix search

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

NXX: 399

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-399 A Irving EMS TX IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 0 Irving EMS TX IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 1 Irving EMS TX IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 2 Irving EMS TX IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 3 Irving EMS TX IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 4 Irving EMS TX IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 5 Irving EMS TX IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 6 Irving EMS TX DLLTTX01DMD  5562 METROPCS, INC. 552   2008-02-24   
972-399 7 Irving EMS TX IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 8 Irving EMS TX IRNGTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-399 9 Irving EMS TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-15   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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