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.

Switch: WCFLTXFG2MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-213 A Iowa Park TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 548   2004-07-19   
940-226 A Childress TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 548      
940-228 A Wichita Falls TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 548      
940-355 A Munday TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 548   2006-11-11   
940-477 A Henrietta TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 548      
940-757 A Wichita Falls TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 548      
940-905 A Iowa Park TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 548      

Last updated: Sun, 31 May 2020 11:59:01 UTC

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