- Danbury
- Daniels Mill
- Danielson
- Darien
- Darrow Rocks
- Dart Island
- Davidsons Corner
- Davis Island
- Dayville
- Deaconwood
- Deep River
- Deep River Center
- Deer Island
- Deer Island
- Democrat Rock
- Dempsey Landing
- Derby
- Devon
- Dick Rock
- Dick Rocks
- Diving Island
- Doaneville
- Dodges Island
- Dodgingtown
- Dog Island
- Dogfish Island
- Dolphin Cove
- Double Beach
- Drakeville
- Duck Island