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.

NPA: 740 [Rate centres in NPA 740] [Dial plan for NPA 740]

NXX: 867

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-867 A Chesapeake OH CHSKOHXADS0  0615 FRONTIER NORTH, INC. - OH 324      
740-867 0 Chesapeake OH   0615 FRONTIER NORTH, INC. - OH 324      
740-867 1 Chesapeake OH   0615 FRONTIER NORTH, INC. - OH 324      
740-867 2 Chesapeake OH   0615 FRONTIER NORTH, INC. - OH 324      
740-867 3 Chesapeake OH   0615 FRONTIER NORTH, INC. - OH 324      
740-867 4 Chesapeake OH   0615 FRONTIER NORTH, INC. - OH 324      
740-867 5 Chesapeake OH   0615 FRONTIER NORTH, INC. - OH 324      
740-867 6 Chesapeake OH   0615 FRONTIER NORTH, INC. - OH 324      
740-867 7 Chesapeake OH   464C ONVOY, LLC - OH 324   2025-04-12   
740-867 8 Chesapeake OH   0615 FRONTIER NORTH, INC. - OH 324      
740-867 9 Chesapeake OH   0615 FRONTIER NORTH, INC. - OH 324      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.