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: 373

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-373 A Bulls Gap TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
423-373 0 Bulls Gap TN KNVLTNMAY8X  624H ONVOY SPECTRUM, LLC 474   2023-06-17   
423-373 1 Bulls Gap TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
423-373 2 Bulls Gap TN KNVLTNMA56Z  124F BANDWIDTH.COM CLEC, LLC - TN 474   2018-11-24   
423-373 4 Bulls Gap TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2023-09-09   
423-373 5 Bulls Gap TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2022-09-29   
423-373 6 Bulls Gap TN KNVLTNMA56Z  124F BANDWIDTH.COM CLEC, LLC - TN 474   2018-12-29   
423-373 7 Bulls Gap TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2021-10-25   
423-373 8 Bulls Gap TN KNVNTNEC0MD  073H TELNYX LLC 474   2020-01-16   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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