Again in 2001, on June twenty seventh, the Public Utilities Fee of Ohio accredited an overlay space code because the aid methodology for NPA 614 serving cities reminiscent of Columbus or Westerville in Central Ohio, USA. The brand new 380 space code will serve the identical communities of Ohio beginning subsequent 12 months. To assist residents of this space get used to dialing 10 digits when calling regionally, a permissive dialing interval is about to start on August 1, 2015 and finish on January 30, 2016.
See official NANPA announcement and map of the new overlay area (PDF doc).
Go to area code 380 web page for an inventory of cities served, map and different information.