Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 419 [Rate centres in NPA 419] [Dial plan for NPA 419]

NXX: 663

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
419-663 A Norwalk OH NRWLOHXADS0  0615 FRONTIER NORTH, INC. - OH 326      

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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