Local Calling Guide

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Red Oak (Ovilla), TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
972-515 A RDOKTXHORS0  9533 SOUTHWESTERN BELL 552      
972-515 0 FRBRTXBLGTA  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2014-11-07   
972-515 1 FRBRTXBLGTA  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2014-12-12   
972-515 2 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2010-02-15   
972-515 3 FRBRTXBLGTA  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2014-12-12   
972-515 4 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2004-04-04   
972-515 5 FRBRTXBLGTA  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2015-02-16   
972-515 6 FRBRTXBLGTA  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2014-06-19   
972-515 7 FRBRTXBLGTA  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2013-08-20   
972-515 8 RDOKTXHORS0  9533 SOUTHWESTERN BELL 552      
972-515 9 FRBRTXBLGTA  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2013-10-24   

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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