Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-223 A Vernon TX 732J NUSO, LLC 548      
940-223 1 Vernon TX 732J NUSO, LLC 548   2023-04-09   
940-223 2 Vernon TX 732J NUSO, LLC 548   2023-11-25   
940-223 3 Vernon TX 732J NUSO, LLC 548   2023-11-25   

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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