Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 8645 SUNCOM DBA T-MOBILE USA

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
423-291 2 Mountain City TN JHCYTNXCX2Y  956   2006-01-03   
423-291 3 Mountain City TN   956   2007-05-22   
423-291 9 Mountain City TN JHCYTNXCX2Y  956      
423-292 A Fall Branch TN JHCYTNXCX2Y  956      
423-297 0 Elizabethton TN JHCYTNXCX2Y  956   2007-04-11   
423-328 4 Johnson City TN JHCYTNXCX2Y  956   2009-03-26   
423-328 6 Johnson City TN JHCYTNXCX2Y  956   2010-03-30   
423-330 2 Erwin TN JHCYTNXCX2Y  956   2003-10-25   
423-330 3 Erwin TN JHCYTNXCX2Y  956   2003-10-25   
423-330 5 Erwin TN JHCYTNXCX2Y  956   2003-10-25   
423-340 A Bristol TN JHCYTNXCX2Y  956      
423-340 0 Bristol TN JHCYTNXCX2Y  956      
423-340 1 Bristol TN JHCYTNXCX2Y  956      
423-340 2 Bristol TN JHCYTNXCX2Y  956      
423-340 6 Bristol TN JHCYTNXCX2Y  956      
423-340 7 Bristol TN JHCYTNXCX2Y  956   2017-07-21   
423-340 9 Bristol TN JHCYTNXCX2Y  956   2017-07-21   
423-342 0 Elizabethton TN JHCYTNXCX2Y  956   2007-01-05   
423-342 1 Elizabethton TN JHCYTNXCX2Y  956   2005-12-03   
423-343 2 Kingsport TN JHCYTNXCX2Y  956   2007-03-22   
423-383 A Bristol TN JHCYTNXCX2Y  956      
423-384 A Fall Branch TN JHCYTNXCX2Y  956      
423-388 A Erwin TN JHCYTNXCX2Y  956      
423-388 0 Erwin TN JHCYTNXCX2Y  956      
423-398 9 Kingsport TN   956   2011-04-29   
423-433 8 Johnson City TN JHCYTNXCX2Y  956   2007-11-28   
423-446 0 Fall Branch TN JHCYTNXCX2Y  956   2022-08-26   
423-446 4 Fall Branch TN JHCYTNXCX2Y  956   2022-01-19   
423-446 6 Fall Branch TN JHCYTNXCX2Y  956   2022-01-19   
423-460 2 Mountain City TN JHCYTNXCX2Y  956   2022-10-03   
423-518 A Elizabethton TN JHCYTNXCX2Y  956      
423-518 9 Elizabethton TN JHCYTNXCX2Y  956   2012-07-23   
423-530 9 Kingsport TN   956   2012-05-12   
423-557 A Johnson City TN JHCYTNXCX2Y  956      
423-557 0 Johnson City TN JHCYTNXCX2Y  956   2006-02-27   
423-557 1 Johnson City TN JHCYTNXCX2Y  956   2007-03-22   
423-557 9 Johnson City TN JHCYTNXCX2Y  956   2004-11-26   
423-579 7 Kingsport TN JHCYTNXCX2Y  956   2011-01-28   
423-588 2 Greeneville TN   956   2011-06-21   
423-631 6 Johnson City TN JHCYTNXCX2Y  956   2011-05-18   
423-631 7 Johnson City TN JHCYTNXCX2Y  956   2011-05-18   
423-631 8 Johnson City TN JHCYTNXCX2Y  956   2011-05-18   
423-631 9 Johnson City TN JHCYTNXCX2Y  956   2011-05-18   
423-646 A Bristol TN JHCYTNXCX2Y  956      
423-646 0 Bristol TN JHCYTNXCX2Y  956   2009-04-13   
423-646 1 Bristol TN JHCYTNXCX2Y  956      
423-646 2 Bristol TN JHCYTNXCX2Y  956      
423-646 3 Bristol TN JHCYTNXCX2Y  956      
423-646 4 Bristol TN JHCYTNXCX2Y  956      
423-646 5 Bristol TN JHCYTNXCX2Y  956      

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

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