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: KNVLTNMA31Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-201 6 La Follette TN 6278 UNITED STATES CELLULAR - TN 474   2020-09-15   
423-210 A Tellico Plains TN 6278 UNITED STATES CELLULAR - TN 474      
423-210 1 Tellico Plains TN 6278 UNITED STATES CELLULAR - TN 474      
423-214 A Englewood TN 6278 UNITED STATES CELLULAR - TN 474      
423-214 9 Englewood TN 6278 UNITED STATES CELLULAR - TN 474      
423-248 A Newport TN 6278 UNITED STATES CELLULAR - TN 474      
423-248 0 Newport TN 6278 UNITED STATES CELLULAR - TN 474      
423-252 7 Athens TN 6278 UNITED STATES CELLULAR - TN 474   2004-05-13   
423-252 9 Athens TN 6278 UNITED STATES CELLULAR - TN 474   2007-07-26   
423-253 4 Tellico Plains TN 6278 UNITED STATES CELLULAR - TN 474      
423-253 5 Tellico Plains TN 6278 UNITED STATES CELLULAR - TN 474      
423-259 A New Tazewell TN 6278 UNITED STATES CELLULAR - TN 474      
423-259 0 New Tazewell TN 6278 UNITED STATES CELLULAR - TN 474      
423-259 1 New Tazewell TN 6278 UNITED STATES CELLULAR - TN 474      
423-261 4 Coker Creek TN 6278 UNITED STATES CELLULAR - TN 474      
423-261 5 Coker Creek TN 6278 UNITED STATES CELLULAR - TN 474      
423-295 4 Ball Play TN 6278 UNITED STATES CELLULAR - TN 474      
423-295 5 Ball Play TN 6278 UNITED STATES CELLULAR - TN 474      
423-319 6 Huntsville TN 6278 UNITED STATES CELLULAR - TN 474      
423-319 7 Huntsville TN 6278 UNITED STATES CELLULAR - TN 474      
423-319 8 Huntsville TN 6278 UNITED STATES CELLULAR - TN 474      
423-319 9 Huntsville TN 6278 UNITED STATES CELLULAR - TN 474      
423-363 A Huntsville TN 6278 UNITED STATES CELLULAR - TN 474      
423-363 0 Huntsville TN 6278 UNITED STATES CELLULAR - TN 474      
423-377 A La Follette TN 6278 UNITED STATES CELLULAR - TN 474      
423-377 7 La Follette TN 6278 UNITED STATES CELLULAR - TN 474      
423-462 1 Riceville TN 6278 UNITED STATES CELLULAR - TN 474      
423-462 4 Riceville TN 6278 UNITED STATES CELLULAR - TN 474      
423-462 5 Riceville TN 6278 UNITED STATES CELLULAR - TN 474      
423-519 A Tellico Plains TN 6278 UNITED STATES CELLULAR - TN 474      
423-572 A Englewood TN 6278 UNITED STATES CELLULAR - TN 474      
423-572 0 Englewood TN 6278 UNITED STATES CELLULAR - TN 474      
423-572 1 Englewood TN 6278 UNITED STATES CELLULAR - TN 474      
423-572 2 Englewood TN 6278 UNITED STATES CELLULAR - TN 474      
423-592 A La Follette TN 6278 UNITED STATES CELLULAR - TN 474      
423-592 0 La Follette TN 6278 UNITED STATES CELLULAR - TN 474      
423-592 1 La Follette TN 6278 UNITED STATES CELLULAR - TN 474      
423-592 9 La Follette TN 6278 UNITED STATES CELLULAR - TN 474      
423-627 7 Robbins TN 6278 UNITED STATES CELLULAR - TN 474      
423-663 7 Huntsville TN 6278 UNITED STATES CELLULAR - TN 474      
423-701 A Robbins TN 6278 UNITED STATES CELLULAR - TN 474      
423-701 0 Robbins TN 6278 UNITED STATES CELLULAR - TN 474   2014-03-30   
423-701 1 Robbins TN 6278 UNITED STATES CELLULAR - TN 474   2016-04-01   
423-721 A Newport TN 6278 UNITED STATES CELLULAR - TN 474      
423-721 0 Newport TN 6278 UNITED STATES CELLULAR - TN 474      
423-721 1 Newport TN 6278 UNITED STATES CELLULAR - TN 474      
423-721 2 Newport TN 6278 UNITED STATES CELLULAR - TN 474      
423-721 3 Newport TN 6278 UNITED STATES CELLULAR - TN 474      
423-721 4 Newport TN 6278 UNITED STATES CELLULAR - TN 474      
423-721 5 Newport TN 6278 UNITED STATES CELLULAR - TN 474      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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