Local Calling Guide

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

NXX: 636

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-636 A Royse City EMS TX RYCYTXNERS0  9533 SOUTHWESTERN BELL 552      
972-636 0 Royse City EMS TX RYCYTXNERS0  9533 SOUTHWESTERN BELL 552      
972-636 1 Royse City EMS TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-06-24   
972-636 2 Royse City EMS TX RYCYTXNERS0  9533 SOUTHWESTERN BELL 552      
972-636 3 Royse City EMS TX RYCYTXNERS0  9533 SOUTHWESTERN BELL 552      
972-636 4 Royse City EMS TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-22   
972-636 5 Royse City EMS TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-05-08   
972-636 6 Royse City EMS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2024-01-07   
972-636 7 Royse City EMS TX RYCYTXNERS0  9533 SOUTHWESTERN BELL 552      
972-636 8 Royse City EMS TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-05-08   
972-636 9 Royse City EMS TX RYCYTXNERS0  9533 SOUTHWESTERN BELL 552      

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

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