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.
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Switch: KNVLTNMA78Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-399 A La Follette TN 6630 USA MOBILITY WIRELESS, INC. 474      
423-409 A Bulls Gap TN 6630 USA MOBILITY WIRELESS, INC. 474      
423-469 A Newport TN 6630 USA MOBILITY WIRELESS, INC. 474      
865-504 A Knoxville TN 6630 USA MOBILITY WIRELESS, INC. 474      
865-597 A Knoxville TN 6630 USA MOBILITY WIRELESS, INC. 474      
865-749 A Knoxville TN 6630 USA MOBILITY WIRELESS, INC. 474      
865-916 A Oak Ridge TN 6630 USA MOBILITY WIRELESS, INC. 474      

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

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