Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 220 [Rate centres in NPA 220] [Dial plan for NPA 220]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
220-999 8 Newport OH   515J IP HORIZON LLC 324   2022-01-07   
220-999 9 Newport OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2017-11-16   

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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