Local Calling Guide

Area code/prefix search

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OCN: 6290 UNITED STATES CELLULAR - NH

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
603-848 9 Concord NH   122      
603-901 9 Conway NH MNCHNHCOX4Z  122   2018-01-02   

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

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