Local Calling Guide

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

NXX: 893

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-893 A Irving TX IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-893 0 Irving TX IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-893 1 Irving TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-10-04   
972-893 2 Irving TX DLLSTXHM4MD  7409 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - TX 552   2011-01-20   
972-893 3 Irving TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2010-11-29   
972-893 4 Irving TX IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-893 5 Irving TX IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-893 6 Irving TX DLLSTXHW6MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552   2010-04-01   
972-893 7 Irving TX IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-893 8 Irving TX DLLSTXHW6MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552   2007-12-01   
972-893 9 Irving TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-04-30   

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

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