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: 857

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
615-857 A Charlotte TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470      
615-857 0 Charlotte TN   525E ONVOY, LLC - TN 470   2016-04-27   
615-857 1 Charlotte TN   525E ONVOY, LLC - TN 470   2016-04-27   
615-857 2 Charlotte TN   124F BANDWIDTH.COM CLEC, LLC - TN 470   2017-02-27   
615-857 3 Charlotte TN   525E ONVOY, LLC - TN 470   2018-03-24   
615-857 4 Charlotte TN   525E ONVOY, LLC - TN 470   2019-02-10   
615-857 5 Charlotte TN   525E ONVOY, LLC - TN 470   2021-03-15   
615-857 6 Charlotte TN   525E ONVOY, LLC - TN 470   2021-05-22   
615-857 7 Charlotte TN   525E ONVOY, LLC - TN 470   2020-10-31   
615-857 8 Charlotte TN   073H TELNYX LLC 470   2019-06-02   
615-857 9 Charlotte TN   124F BANDWIDTH.COM CLEC, LLC - TN 470   2019-06-01   

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

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