Local Calling Guide

Area code/prefix search

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

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
940-980 6 DLLTTX01GMD  6529 T-MOBILE USA, INC. 552   2023-11-10   
940-980 7 ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-01-27   
940-980 8 ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-01-27   
940-980 9 ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-01-27   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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