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: 615

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
615-615 A Spencer Mill TN NSVLTNMTY9Z  624H ONVOY SPECTRUM, LLC 470      
615-615 0 Spencer Mill TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2023-09-28   
615-615 5 Spencer Mill TN NSVLTNMTY9Z  624H ONVOY SPECTRUM, LLC 470   2023-07-17   
615-615 6 Spencer Mill TN   525E ONVOY, LLC - TN 470   2025-09-13   
615-615 7 Spencer Mill TN   525E ONVOY, LLC - TN 470   2025-09-13   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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