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: DLWROHXAYMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
740-249 A Athens OH 7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 324      
740-879 A Cheshire Center OH 7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 324      
740-888 A Cheshire Center OH 7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 324      
740-917 A Rathbone OH 7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 324      
740-931 A Cheshire Center OH 7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 324      
740-990 A Delaware OH 7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 324      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.