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: 758

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-758 A Bristol TN JHCYTNXCXQY  8356 US LEC OF TENNESSEE, INC. 956      
423-758 0 Bristol TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2021-03-06   
423-758 1 Bristol TN JHCYTNXCXQY  8356 US LEC OF TENNESSEE, INC. 956      
423-758 2 Bristol TN JHCYTNXCXQY  8356 US LEC OF TENNESSEE, INC. 956      
423-758 3 Bristol TN JHCYTNXCXQY  8356 US LEC OF TENNESSEE, INC. 956      
423-758 4 Bristol TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2017-10-21   
423-758 5 Bristol TN JHCYTNXCXQY  8356 US LEC OF TENNESSEE, INC. 956      
423-758 6 Bristol TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2011-04-14   
423-758 7 Bristol TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2011-10-25   
423-758 8 Bristol TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2012-04-09   
423-758 9 Bristol TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2017-07-14   

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

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