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: KNVLTNMANMD

1 2 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-200 A Morristown TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-200 4 Morristown TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-201 A La Follette TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-201 4 La Follette TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-254 5 Morristown TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2008-05-20   
423-259 2 New Tazewell TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2010-07-06   
423-259 8 New Tazewell TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2014-07-18   
423-264 6 Vonore TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2020-10-18   
423-271 3 Sweetwater TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2012-03-16   
423-345 7 Surgoinsville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2014-05-06   
423-353 9 Morristown TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2013-07-20   
423-372 A Jellico TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-372 0 Jellico TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-381 8 Athens TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2011-04-08   
423-393 2 Bulls Gap TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2008-05-20   
423-415 4 Newport TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2011-07-01   
423-435 A Athens TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-435 0 Athens TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-435 9 Athens TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2012-09-07   
423-436 A Madisonville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-436 0 Madisonville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-437 A La Follette TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-437 0 La Follette TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-438 A Morristown TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-438 0 Morristown TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-438 1 Morristown TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2006-10-09   
423-453 A Athens TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-453 4 Athens TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-455 A Jellico TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-455 0 Jellico TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2004-11-15   
423-465 4 Newport TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2006-11-01   
423-500 9 Rogersville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2018-08-26   
423-536 6 Sweetwater TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2004-11-15   
423-545 A Madisonville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-545 4 Madisonville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-546 A Bulls Gap TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-546 0 Bulls Gap TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2005-12-10   
423-546 4 Bulls Gap TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-577 8 Oneida TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2021-10-03   
423-632 7 Wartburg TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2021-10-03   
423-781 0 Etowah TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2004-11-15   
423-973 A Sneedville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
423-973 3 Sneedville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2011-08-19   
423-973 4 Sneedville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
606-268 7 Jellico KY 4369 LEVEL 3 COMMUNICATIONS, LLC - KY 474   2014-05-06   
865-219 2 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2012-11-16   
865-223 5 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2006-07-10   
865-223 6 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2006-07-10   
865-224 7 Kingston TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2012-11-29   
865-225 6 Mascot TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2003-08-26   
865-225 9 Mascot TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2005-01-03   
865-229 A Greenback TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
865-229 0 Greenback TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2007-02-24   
865-229 1 Greenback TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2007-02-24   
865-238 0 Maryville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2006-05-26   
865-238 2 Maryville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2006-06-04   
865-238 4 Maryville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2003-02-17   
865-238 5 Maryville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2005-05-28   
865-240 2 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2012-06-15   
865-245 A Rockwood TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
865-245 2 Rockwood TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2011-10-03   
865-245 4 Rockwood TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2004-12-20   
865-248 6 Kingston TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2008-05-20   
865-259 7 Clinton TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2004-11-16   
865-262 8 Jefferson City TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2004-11-16   
865-268 8 Maryville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2011-05-07   
865-269 3 Clinton TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2007-03-15   
865-270 6 Kingston TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2004-11-16   
865-271 9 Lenoir City TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2004-11-16   
865-272 A Oak Ridge TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
865-272 0 Oak Ridge TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
865-277 6 Gatlinburg TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2004-11-16   
865-279 7 Sharps Chapel TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2014-05-06   
865-285 0 Harriman TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2006-04-27   
865-285 7 Harriman TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2004-11-16   
865-298 6 Oak Ridge TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2016-01-07   
865-299 6 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2014-10-24   
865-299 7 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2015-06-10   
865-302 2 Rutledge TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2020-06-25   
865-312 A Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
865-312 6 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2012-04-07   
865-312 7 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2010-09-11   
865-312 8 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2010-09-11   
865-320 0 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2013-10-05   
865-320 9 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2013-10-05   
865-321 8 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2011-04-23   
865-325 A Gatlinburg TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
865-325 0 Gatlinburg TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2006-07-16   
865-325 4 Gatlinburg TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2006-07-15   
865-329 6 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2005-10-23   
865-329 7 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2005-10-23   
865-336 8 Maryville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2014-10-24   
865-337 8 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2014-05-11   
865-338 A Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474      
865-338 5 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2017-06-02   
865-366 0 Sevierville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2006-04-27   
865-366 4 Sevierville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2003-08-26   
865-366 5 Sevierville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2005-10-24   
865-370 2 Knoxville TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2020-12-04   
865-375 4 Jefferson City TN 4806 LEVEL 3 COMMUNICATIONS, LLC - TN 474   2012-05-31   

1 2 >>

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.