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: YNTWOH02JMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
234-736 A East Liverpool OH 7421 AT&T LOCAL 322      
234-736 9 East Liverpool OH 7421 AT&T LOCAL 322      
330-314 A Youngstown OH 7421 AT&T LOCAL 322      
330-314 1 Youngstown OH 7421 AT&T LOCAL 322      
330-314 9 Youngstown OH 7421 AT&T LOCAL 322      
330-568 3 Hubbard OH 7421 AT&T LOCAL 322   2006-03-20   
330-574 A Niles OH 7421 AT&T LOCAL 322      
330-574 0 Niles OH 7421 AT&T LOCAL 322      

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.