- DeWitt Mills
- Dewittsburg Park Housing Project
- Dewittville
- Dexter
- Dexterville
- Diamond Island
- Diamond Island
- Diamond Island
- Diamond Point
- Diamondwood Estates
- Diana Center
- Dibble Corner
- Dibbletown
- Dickersonville
- Dickinson
- Dickinson Center
- Dickinson Island
- Dicks Islands
- Diddell
- Diedrich Mobile Home Park
- Dillen
- Dillingham Island (historical)
- Dineharts
- Dingle
- Dishaw
- Ditch Plains
- Divine Corners
- Divinity Hill
- Dix
- Dix Hills