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: CLEVOH4343F

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
216-361 A Cleveland OH 9321 OHIO BELL TEL CO 320      
216-391 A Cleveland OH 9321 OHIO BELL TEL CO 320      
216-426 A Cleveland OH 9321 OHIO BELL TEL CO 320      
216-431 A Cleveland OH 9321 OHIO BELL TEL CO 320      
216-432 A Cleveland OH 9321 OHIO BELL TEL CO 320      
216-881 A Cleveland OH 9321 OHIO BELL TEL CO 320      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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