- Dahlonega
- Dairyville
- Dakota City
- Dakota Mobile Home Park
- Dalby
- Dale
- Dales Ford
- Dallas
- Dallas Center
- Dana
- Danbury
- Danville
- Danville Center
- Darbyville
- Davenport
- Davis City
- Davis Corners
- Dawson
- Dayfield
- Dayton
- Dayton
- Daytonville
- De Soto
- De Witt
- Deadmans Island
- Dean
- Decatur City
- Decorah
- Dedham
- Deep River