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
423-278 A Greeneville TN   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956      
423-278 0 Greeneville TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2007-01-26   
423-278 1 Greeneville TN   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956      
423-278 2 Greeneville TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2008-05-08   
423-278 3 Greeneville TN   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956      
423-278 4 Greeneville TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2007-09-24   
423-278 5 Greeneville TN   7278 BROOKS FIBER COMMUNICATIONS OF TENNESSEE, INC.- TN 956   2007-08-10   
423-278 6 Greeneville TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2007-07-15   
423-278 8 Greeneville TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2003-12-21   
423-278 9 Greeneville TN   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2008-05-13   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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