Local Calling Guide

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

NXX: 999

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-999 A Irving TX DLLATX37DMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
972-999 0 Irving TX DLLATX37DMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
972-999 1 Irving TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-999 2 Irving TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-999 3 Irving TX DLLTTX01DMD  5562 METROPCS, INC. 552   2006-01-13   
972-999 4 Irving TX DLLATX37DMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
972-999 5 Irving TX DLLTTX01DMD  5562 METROPCS, INC. 552   2005-09-29   
972-999 6 Irving TX DLLTTX01DMD  5562 METROPCS, INC. 552   2005-09-29   
972-999 7 Irving TX DLLTTX01DMD  5562 METROPCS, INC. 552   2005-09-29   
972-999 8 Irving TX DLLATX37DMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
972-999 9 Irving TX DLLATX37DMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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