Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 234 [Rate centres in NPA 234] [Dial plan for NPA 234]

NXX: 429

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
234-429 A Smithville OH WSTROHDR0MD  155F SUPER-NET, INC. - OH 923      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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