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: KNVLTNTWCM0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-371 A Sweetwater TN 6664 SPRINT SPECTRUM L.P. 474      
423-381 A Athens TN 6664 SPRINT SPECTRUM L.P. 474      
423-405 A Athens TN 6664 SPRINT SPECTRUM L.P. 474   2011-05-28   
865-200 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474   2011-04-30   
865-208 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474   2010-05-23   
865-240 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474   2012-04-15   
865-243 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474      
865-282 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474   2011-09-03   
865-300 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474      
865-315 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474   2012-07-07   
865-321 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474      
865-384 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474      
865-385 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474      
865-386 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474      
865-405 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474      
865-406 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474      
865-441 A Knoxville TN 6664 SPRINT SPECTRUM L.P. 474   2007-08-24   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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