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: 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: Tue, 16 Apr 2024 01:38:01 UTC

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