Local Calling Guide

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Spencer Mill, TN

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
629-249 8 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2021-03-24   
629-249 9 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2021-03-25   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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