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: OLFLOH23RS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
440-235 A Olmsted Falls OH 9321 OHIO BELL TEL CO 320      
440-427 A Olmsted Falls OH 9321 OHIO BELL TEL CO 320      
440-427 0 Olmsted Falls OH 9321 OHIO BELL TEL CO 320      
440-427 1 Olmsted Falls OH 9321 OHIO BELL TEL CO 320      
440-427 2 Olmsted Falls OH 9321 OHIO BELL TEL CO 320      
440-427 6 Olmsted Falls OH 9321 OHIO BELL TEL CO 320      
440-427 8 Olmsted Falls OH 9321 OHIO BELL TEL CO 320      
440-427 9 Olmsted Falls OH 9321 OHIO BELL TEL CO 320      

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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