Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 423 [Rate centres in NPA 423] [Dial plan for NPA 423]

NXX: 342

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-342 A Elizabethton TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-342 0 Elizabethton TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2007-01-05   
423-342 1 Elizabethton TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2005-12-03   
423-342 2 Elizabethton TN JHCYTNXCXQY  8356 US LEC OF TENNESSEE, INC. 956   2006-05-20   
423-342 3 Elizabethton TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2008-04-03   
423-342 4 Elizabethton TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2005-01-30   
423-342 5 Elizabethton TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2006-02-18   
423-342 6 Elizabethton TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-342 7 Elizabethton TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-342 8 Elizabethton TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-342 9 Elizabethton TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      

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

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