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: 966

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-966 A Ball Play TN KNVLTNEC0MD  965H FRACTEL, LLC 474      
423-966 1 Ball Play TN MRTWTN281MD  792K CHARTER IP ENABLED SERVICES, LLC 474   2023-06-25   
423-966 2 Ball Play TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2021-04-11   
423-966 5 Ball Play TN KNVNTNEC6MD  516J TON80 COMMUNICATIONS, LLC 474   2021-07-01   
423-966 6 Ball Play TN KNVLTNEC0MD  965H FRACTEL, LLC 474   2020-09-12   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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