Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Ennis, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
972-872 5   6529 T-MOBILE USA, INC. 552   2004-10-15   
972-872 6   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2013-01-07   
972-872 7   9533 SOUTHWESTERN BELL 552      
972-872 8   004F BANDWIDTH.COM CLEC, LLC - TX 552   2012-11-10   
972-872 9   9533 SOUTHWESTERN BELL 552      
972-875 A ENNSTXTRDS0  9533 SOUTHWESTERN BELL 552      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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