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: 944

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
940-944 A Wichita Falls TX WCFLTXNIXWX  622J SKYE TELECOM LLC DBA SKYETEL 548      
940-944 0 Wichita Falls TX WCFLTXRK0MD  6271 UNITED STATES CELLULAR - TX 548   2024-12-04   
940-944 1 Wichita Falls TX WCFLTXRK0MD  6271 UNITED STATES CELLULAR - TX 548   2024-12-04   
940-944 2 Wichita Falls TX WCFLTXRK0MD  6271 UNITED STATES CELLULAR - TX 548   2024-12-04   
940-944 3 Wichita Falls TX WCFLTXRK0MD  6271 UNITED STATES CELLULAR - TX 548   2024-12-04   
940-944 4 Wichita Falls TX WCFLTXNIXWX  622J SKYE TELECOM LLC DBA SKYETEL 548   2021-11-06   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.