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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: GYVLOH93RS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
740-934 A Graysville OH 9321 OHIO BELL TEL CO 324      
740-934 0 Graysville OH 9321 OHIO BELL TEL CO 324      
740-934 2 Graysville OH 9321 OHIO BELL TEL CO 324      

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

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