Local Calling Guide

Area code/prefix search

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Switch: DLLSTX37DFS

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
469-501 A Dallas TX 951F AIRUS, INC. - TX 552      
469-501 1 Dallas TX 951F AIRUS, INC. - TX 552   2018-10-05   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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