Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: CLMBOHLT3MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
380-254 A Westerville OH 939H COMMIO, LLC 324      
380-254 0 Westerville OH 939H COMMIO, LLC 324   2022-11-11   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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