Local Calling Guide

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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
972-999 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  6664 SPRINT SPECTRUM, L.P. 552   2006-01-13   
972-999 4 Irving TX DLLATX37DMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
972-999 5 Irving TX DLLTTX01DMD  6664 SPRINT SPECTRUM, L.P. 552   2005-09-29   
972-999 6 Irving TX DLLTTX01DMD  6664 SPRINT SPECTRUM, L.P. 552   2005-09-29   
972-999 7 Irving TX DLLTTX01DMD  6664 SPRINT SPECTRUM, L.P. 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      

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Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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