Local Calling Guide

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

NXX: 251

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-251 A Irving EMS TX IRNGTXXBDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-251 0 Irving EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-03-10   
972-251 1 Irving EMS TX IRNGTXXBDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-251 2 Irving EMS TX IRNGTXXBDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-251 3 Irving EMS TX FTWPTXNLBMD  6664 SPRINT SPECTRUM L.P. 552   2010-12-10   
972-251 4 Irving EMS TX IRNGTXXBDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-251 5 Irving EMS TX IRNGTXXBDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-251 6 Irving EMS TX IRNGTXXBDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-251 7 Irving EMS TX IRNGTXXBDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-251 8 Irving EMS TX IRNGTXXBDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-251 9 Irving EMS TX FTWPTXNLBMD  6664 SPRINT SPECTRUM L.P. 552   2010-12-10   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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