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: 934

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-934 A Surgoinsville TN KNVNTNEC6MD  516J TON80 COMMUNICATIONS, LLC 474      
423-934 0 Surgoinsville TN   073H TELNYX LLC 474   2021-05-14   
423-934 1 Surgoinsville TN   525E ONVOY, LLC - TN 474   2021-07-11   
423-934 2 Surgoinsville TN   525E ONVOY, LLC - TN 474   2021-10-25   
423-934 4 Surgoinsville TN   525E ONVOY, LLC - TN 474   2021-05-22   
423-934 5 Surgoinsville TN   525E ONVOY, LLC - TN 474   2021-05-22   
423-934 6 Surgoinsville TN   516J TON80 COMMUNICATIONS, LLC 474   2021-05-09   
423-934 8 Surgoinsville TN   939H COMMIO, LLC 474   2021-11-18   
423-934 9 Surgoinsville TN   939H COMMIO, LLC 474   2021-11-18   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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