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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 940 [Rate centres in NPA 940] [Dial plan for NPA 940]

NXX: 731

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
940-731 A Wichita Falls TX WCFLTXFGJMD  616J LEAP TELECOM, LLC 548   2024-12-23   
940-731 0 Wichita Falls TX WCFLTXFGJMD  616J LEAP TELECOM, LLC 548   2024-12-23   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.