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: KNVLTNMA51Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-289 3 Morristown TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-10   
423-289 4 Morristown TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-16   
423-289 5 Morristown TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-21   
423-289 6 Morristown TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-21   
423-289 7 Morristown TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2009-07-23   
423-289 8 Morristown TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2009-07-23   
423-437 3 La Follette TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-21   
423-437 4 La Follette TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-21   
423-437 5 La Follette TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-21   
423-437 6 La Follette TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-21   
423-465 8 Newport TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-21   
423-465 9 Newport TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-22   
865-230 7 Knoxville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2009-07-23   
865-230 8 Knoxville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2009-07-23   
865-230 9 Knoxville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2009-07-23   
865-247 8 Knoxville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2009-07-23   
865-282 3 Knoxville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2011-09-08   
865-332 A Knoxville TN 284E YMAX COMMUNICATIONS CORP. - TN 474      
865-332 0 Knoxville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-02-25   
865-332 1 Knoxville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-02-25   
865-332 2 Knoxville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-21   
865-332 3 Knoxville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-21   
865-332 4 Knoxville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-21   
865-332 5 Knoxville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-21   
865-365 5 Sevierville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-10   
865-365 7 Sevierville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-16   
865-365 8 Sevierville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-21   
865-365 9 Sevierville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2008-06-21   
865-583 6 Knoxville TN 284E YMAX COMMUNICATIONS CORP. - TN 474   2011-05-11   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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