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: 216

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-216 A Benton TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472   2024-12-05   
423-216 0 Benton TN   829J PAETEC ITEL, LLC 472      
423-216 1 Benton TN   4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2019-11-24   
423-216 2 Benton TN   525E ONVOY, LLC - TN 472   2020-03-26   
423-216 3 Benton TN   525E ONVOY, LLC - TN 472   2020-03-26   
423-216 4 Benton TN   525E ONVOY, LLC - TN 472   2020-06-18   
423-216 5 Benton TN   525E ONVOY, LLC - TN 472   2020-06-18   
423-216 6 Benton TN   525E ONVOY, LLC - TN 472   2021-07-11   
423-216 7 Benton TN   525E ONVOY, LLC - TN 472   2021-07-11   
423-216 8 Benton TN   939H COMMIO, LLC 472   2022-11-21   
423-216 9 Benton TN   073H TELNYX LLC 472   2021-01-17   

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

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