Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]

NXX: 630

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-630 A Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-630 0 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-08-26   
972-630 1 Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-630 2 Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-630 3 Dallas TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2010-02-03   
972-630 4 Dallas TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2010-02-03   
972-630 5 Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-630 6 Dallas TX DLLSTX97DS8  8833 LOGIX COMMUNICATIONS CORPORATION - TX 552   2008-10-09   
972-630 7 Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-630 8 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-08-26   
972-630 9 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-08-26   

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

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