Defiance County Connections
- Includes county profile and services, educational and government websites, parks and recreation, health facilities, and places to visit.
- http://www.oplin.org/controller.php?l=category&Id=63-16-133

Profile for Defiance County
- Information on the political infrastructure of the county.
- http://www.capitolimpact.com/gw/cntydetail.asp?state=oh&stfips=39&stname=Ohio&fips=39039

Defiance County Fair
- Includes schedule and information about the fair and other events held on the fairgrounds in Hicksville.
- http://www.def-fair.com/

Defiance County Sheriff's Office
- Includes an overview of the department, current investigations, and the DARE program.
- http://www.defiance-county.com/dcso/

Defiance County, Ohio
- Official site includes a description and list of services of each agency, directory, history and township plat maps.
- http://www.defiance-county.com/

Defiance County Extension Office
- Branch office of Ohio State University, it combines the needs of local citizens and communities, with new research and technical information.
- http://defiance.osu.edu/

Defiance County, Ohio - U.S. Census Bureau
- Provides population, demographic, and housing information.
- http://quickfacts.census.gov/qfd/states/39/39039.html

County Map
- Map of Defiance County.
- http://www.dot.state.oh.us/map1/ohiomap/images/county/def.gif

The Political Graveyard: Defiance County, Ohio
- Site contains information on the political history of Defiance County, cemeteries and memorial sites in the county.
- http://politicalgraveyard.com/geo/OH/DF.html