Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 234 [Rate centres in NPA 234] [Dial plan for NPA 234]

NXX: 406

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
234-406 A Doylestown OH AKRNOH25XUZ  939H COMMIO, LLC 325   2024-05-09   
234-406 0 Doylestown OH AKRNOH25XUZ  939H COMMIO, LLC 325   2024-05-09   
234-406 1 Doylestown OH AKRNOH25XUZ  939H COMMIO, LLC 325   2024-05-09   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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