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: 473

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
940-473 A Vernon TX WCFLTXGA2MD  6529 T-MOBILE USA, INC. 548      
940-473 0 Vernon TX WCFLTXNIWMD  004F BANDWIDTH.COM CLEC, LLC - TX 548   2018-12-20   
940-473 1 Vernon TX WCFLTXGA2MD  5562 METROPCS, INC. 548      
940-473 2 Vernon TX WCFLTXNIWMD  004F BANDWIDTH.COM CLEC, LLC - TX 548   2018-12-20   
940-473 3 Vernon TX WCFLTXNIWMD  004F BANDWIDTH.COM CLEC, LLC - TX 548   2019-05-02   
940-473 4 Vernon TX WCFLTXNIWMD  004F BANDWIDTH.COM CLEC, LLC - TX 548   2019-05-02   
940-473 5 Vernon TX WCFLTXCFBMD  516C AT&T CORP. 548   2012-01-07   
940-473 6 Vernon TX WCFLTXESX5Y  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 548   2017-12-18   
940-473 7 Vernon TX WCFLTXGA2MD  6529 T-MOBILE USA, INC. 548   2012-05-28   
940-473 8 Vernon TX WCFLTXGA2MD  6529 T-MOBILE USA, INC. 548      
940-473 9 Vernon TX WCFLTXGA2MD  6529 T-MOBILE USA, INC. 548      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.