Local Calling Guide

Area code/prefix search

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

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
817-934 6 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2014-10-06   
817-934 7 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2014-10-06   
817-934 8 DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2022-02-06   
817-934 9 DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2021-10-23   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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