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: 275

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-275 A Dallas TX DLLSTXLNDS0  9533 SOUTHWESTERN BELL 552      
972-275 0 Dallas TX DLLSTXLNDS0  9533 SOUTHWESTERN BELL 552      
972-275 1 Dallas TX DLLSTXLNDS0  9533 SOUTHWESTERN BELL 552      
972-275 2 Dallas TX DLLSTXLNDS0  9533 SOUTHWESTERN BELL 552      
972-275 3 Dallas TX DLLSTXLNDS0  9533 SOUTHWESTERN BELL 552      
972-275 4 Dallas TX DLLSTXLNDS0  9533 SOUTHWESTERN BELL 552      
972-275 5 Dallas TX DLLSTXLNDS0  9533 SOUTHWESTERN BELL 552      
972-275 6 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-03-07   
972-275 7 Dallas TX DLLSTXRNDS1  9533 SOUTHWESTERN BELL 552      
972-275 8 Dallas TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2005-07-15   
972-275 9 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-03-07   

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

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