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: HRBGNCXARP0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
704-456 A Harrisburg NC 0474 WINDSTREAM CONCORD TELEPHONE, LLC 422      
704-456 0 Harrisburg NC 0474 WINDSTREAM CONCORD TELEPHONE, LLC 422      
704-456 3 Harrisburg NC 0474 WINDSTREAM CONCORD TELEPHONE, LLC 422      
704-456 4 Harrisburg NC 0474 WINDSTREAM CONCORD TELEPHONE, LLC 422      
704-456 6 Harrisburg NC 0474 WINDSTREAM CONCORD TELEPHONE, LLC 422      

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.