Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: DLLSTXTA03Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
945-941 A Dallas TX 706G WIDE VOICE, LLC - TX 552   2025-08-22   
945-941 1 Dallas TX 706G WIDE VOICE, LLC - TX 552   2025-08-22   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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