Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: DLLSTX97XHX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
945-393 A Dallas TX 700J WAVENATION, LLC 552   2025-09-11   
945-393 0 Dallas TX 700J WAVENATION, LLC 552   2025-09-11   

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

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