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: WCFLTXFGKMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-408 A Wichita Falls TX 700J WAVENATION, LLC 548   2026-03-06   
940-408 0 Wichita Falls TX 700J WAVENATION, LLC 548   2026-03-06   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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