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: 497

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-497 A Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-497 0 Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-497 1 Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-497 2 Dallas TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2012-04-06   
972-497 3 Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-497 4 Dallas TX DLLSTXTLDS7  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2012-01-16   
972-497 5 Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-497 6 Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-497 7 Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-497 8 Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-497 9 Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      

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

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