Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 615 [Rate centres in NPA 615] [Dial plan for NPA 615]

NXX: 623

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
615-623 A Gallatin TN NSVLTNMT96Z  124F BANDWIDTH.COM CLEC, LLC - TN 470      
615-623 0 Gallatin TN   124F BANDWIDTH.COM CLEC, LLC - TN 470   2022-01-01   
615-623 1 Gallatin TN   073H TELNYX LLC 470   2022-08-18   
615-623 2 Gallatin TN   624H ONVOY SPECTRUM, LLC 470   2022-01-02   
615-623 3 Gallatin TN   624H ONVOY SPECTRUM, LLC 470   2022-01-02   
615-623 4 Gallatin TN   525E ONVOY, LLC - TN 470   2022-09-29   
615-623 5 Gallatin TN   624H ONVOY SPECTRUM, LLC 470   2022-03-27   
615-623 6 Gallatin TN   624H ONVOY SPECTRUM, LLC 470   2022-03-27   
615-623 7 Gallatin TN   525E ONVOY, LLC - TN 470   2022-05-19   
615-623 8 Gallatin TN   525E ONVOY, LLC - TN 470   2022-05-19   
615-623 9 Gallatin TN   197D VONAGE AMERICA LLC 470   2022-09-03   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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