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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Switch: NWPTOH47RS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
740-473 A Newport OH 9321 OHIO BELL TEL CO 324      
740-473 1 Newport OH 9321 OHIO BELL TEL CO 324      
740-473 2 Newport OH 9321 OHIO BELL TEL CO 324      
740-473 9 Newport OH 9321 OHIO BELL TEL CO 324      

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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