Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 940 [Rate centres in NPA 940] [Dial plan for NPA 940]

NXX: 335

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
940-335 A Wichita Falls TX WCFLTXFGBMD  475J CALLWORKS CORPORATION 548      
940-335 0 Wichita Falls TX WCFLTXNIX6X  903C ONVOY, LLC - TX 548   2024-02-23   
940-335 1 Wichita Falls TX WCFLTXFGBMD  475J CALLWORKS CORPORATION 548   2022-05-05   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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