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: 515

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-515 A South Pittsburg TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472      
423-515 0 South Pittsburg TN   073H TELNYX LLC 472   2021-01-23   
423-515 1 South Pittsburg TN   525E ONVOY, LLC - TN 472   2021-03-15   
423-515 2 South Pittsburg TN   525E ONVOY, LLC - TN 472   2021-07-11   
423-515 3 South Pittsburg TN   525E ONVOY, LLC - TN 472   2021-07-11   
423-515 4 South Pittsburg TN   506J TWILIO INTERNATIONAL INC 472   2021-08-08   
423-515 5 South Pittsburg TN   525E ONVOY, LLC - TN 472   2019-11-29   
423-515 6 South Pittsburg TN   525E ONVOY, LLC - TN 472   2019-11-29   
423-515 7 South Pittsburg TN   4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2020-02-27   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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