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: 389

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-389 A Midway (Sullivan) TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956      
423-389 0 Midway (Sullivan) TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2019-01-11   
423-389 1 Midway (Sullivan) TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956      
423-389 2 Midway (Sullivan) TN JHCYTNXCXPY  624H ONVOY SPECTRUM, LLC 956   2024-03-05   
423-389 4 Midway (Sullivan) TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2014-07-17   
423-389 6 Midway (Sullivan) TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956      
423-389 7 Midway (Sullivan) TN GTCYVA02AMD  008A MOUNTAINET TELEPHONE COMPANY - TN 956   2004-10-01   
423-389 8 Midway (Sullivan) TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2005-09-29   
423-389 9 Midway (Sullivan) TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2003-02-04   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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