Local Calling Guide

Area code/prefix search

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NPA: 931 [Rate centres in NPA 931] [Dial plan for NPA 931]

NXX: 481

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
931-481 A Crossville TN   525E ONVOY, LLC - TN 470   2026-07-23   
931-481 0 Crossville TN   525E ONVOY, LLC - TN 470   2026-07-23   

Last updated: Fri, 10 Jul 2026 02:55:48 UTC

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