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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-441 A Cumberland Gap TN DAVLKY229MD  6664 SPRINT SPECTRUM L.P. 466      
423-441 0 Cumberland Gap TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 466   2008-10-10   
423-441 2 Cumberland Gap TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 466   2009-05-08   
423-441 4 Cumberland Gap TN   525E ONVOY, LLC - TN 466   2019-08-29   
423-441 5 Cumberland Gap TN   516C AT&T CORP. 466   2012-12-22   
423-441 8 Cumberland Gap TN   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 466   2014-08-22   
423-441 9 Cumberland Gap TN   6664 SPRINT SPECTRUM L.P. 466   2003-02-28   

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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