Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: WCFLTXFG0MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-276 A Wichita Falls TX 197D VONAGE AMERICA LLC 548      
940-276 0 Wichita Falls TX 197D VONAGE AMERICA LLC 548   2018-08-05   
940-905 2 Iowa Park TX 197D VONAGE AMERICA LLC 548   2021-05-29   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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