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: 724

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-724 A Sneedville TN KNVLTNMAYAY  829J PAETEC ITEL, LLC 474   2024-12-07   
423-724 3 Sneedville TN KNVNTNEC6MD  516J TON80 COMMUNICATIONS, LLC 474   2022-03-26   
423-724 4 Sneedville TN KNVLTNMAYAY  829J PAETEC ITEL, LLC 474      
423-724 5 Sneedville TN KNVLTNMAYAY  829J PAETEC ITEL, LLC 474      
423-724 6 Sneedville TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2016-06-09   
423-724 7 Sneedville TN KNVLTNMA56Z  124F BANDWIDTH.COM CLEC, LLC - TN 474   2010-03-04   
423-724 8 Sneedville TN KNVLTNMA56Z  124F BANDWIDTH.COM CLEC, LLC - TN 474   2012-06-22   
423-724 9 Sneedville TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2016-06-09   

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

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