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Service Area

Cosby Heating & Cooling is based in Mt Vernon, OH, and serves residential and commercial customers thorughout the area. Contact us today for your heating and cooling needs! 

We are proud to offer service in and around the following communities:

  • Centerburg
  • Danville
  • Fredericktown
  • Gambier
  • Mt Vernon
  • Centerburg
  • Danville
  • Fredericktown
  • Gambier
  • Mt Vernon