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: KRLDOH25RS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
440-256 A Kirtland OH 9321 OHIO BELL TEL CO 320      
440-256 0 Kirtland OH 9321 OHIO BELL TEL CO 320      
440-256 1 Kirtland OH 9321 OHIO BELL TEL CO 320      
440-256 2 Kirtland OH 9321 OHIO BELL TEL CO 320      
440-256 3 Kirtland OH 9321 OHIO BELL TEL CO 320      
440-256 4 Kirtland OH 9321 OHIO BELL TEL CO 320      
440-256 5 Kirtland OH 9321 OHIO BELL TEL CO 320      
440-256 8 Kirtland OH 9321 OHIO BELL TEL CO 320      
440-256 9 Kirtland OH 9321 OHIO BELL TEL CO 320      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.