HENRY COUNTY ENGINEER CONTACT US Visit 1823 Oakwood Avenue Napoleon OH 43545 (Engineer’s Office) 660 North Perry Street Suite 102 Napoleon OH 43545 (GIS/Mapping Office) 1343 Bales Road Napoleon OH 43545 (Highway Garage) Monday-Friday 8:00AM-4:30PM Call/Fax (419) 592-2976 Engineer (419) 592-6375 Mapping (419) 592-5946 Hwy Garage (419) 592-5508 Fax Email hce@henrycountyohio.com Facebook-f