Union Township, Missouri
- Barton County, Missouri
- Benton County, Missouri
- Bollinger County, Missouri
- Cass County, Missouri
- Clark County, Missouri
- Crawford County, Missouri
- Daviess County, Missouri
- Dunklin County, Missouri
- Franklin County, Missouri
- Harrison County, Missouri
- Holt County, Missouri
- Iron County, Missouri
- Jasper County, Missouri
- Laclede County, Missouri
- Lewis County, Missouri
- Lincoln County, Missouri
- Marion County, Missouri
- Missouri
- Monroe County, Missouri
- Nodaway County, Missouri
- Perry County, Missouri
- Polk County, Missouri
- Pulaski County, Missouri
- Putnam County, Missouri
- Randolph County, Missouri
- Ripley County, Missouri
- Scotland County, Missouri
- Ste. Genevieve County, Missouri
- Stone County, Missouri
- Sullivan County, Missouri
- U.S. state
- Union Township (disambiguation)
- Union Township, Barton County, Missouri
- Union Township, Benton County, Missouri
- Union Township, Bollinger County, Missouri
- Union Township, Cass County, Missouri
- Union Township, Clark County, Missouri
- Union Township, Crawford County, Missouri
- Union Township, Daviess County, Missouri
- Union Township, Dunklin County, Missouri
- Union Township, Franklin County, Missouri
- Union Township, Harrison County, Missouri
- Union Township, Holt County, Missouri
- Union Township, Iron County, Missouri
- Union Township, Jasper County, Missouri
- Union Township, Lewis County, Missouri
- Union Township, Lincoln County, Missouri
- Union Township, Marion County, Missouri
- Union Township, Monroe County, Missouri
- Union Township, Nodaway County, Missouri
- Union Township, Perry County, Missouri
- Union Township, Polk County, Missouri
- Union Township, Putnam County, Missouri
- Union Township, Randolph County, Missouri
- Union Township, Ripley County, Missouri
- Union Township, Scotland County, Missouri
- Union Township, Ste. Genevieve County, Missouri
- Union Township, Sullivan County, Missouri
- Union Township, Washington County, Missouri
- Union Township, Webster County, Missouri
- Union Township, Worth County, Missouri
- Washington County, Missouri
- Webster County, Missouri
- Worth County, Missouri
- Wright County, Missouri