- Dickinson
- Dillsburg Junction
- Donnellytown
- Doubling Gap
- Drexel Hills
- Drytown
- Dykeman Spring
- David Manor
- Dayton
- Deodate
- Devonshire Crest
- Devonshire Estates
- Devonshire Heights
- Devonshire Hills
- Dietrich
- Duncan Island
- Daisytown
- Dale
- Darling
- Darlington Valley
- Deerbrook I
- Deerbrook II
- Dilworthtown
- Dilworthtown Woods
- Dubarry Estates
- Dagus
- Daguscahonda
- Dahoga
- Dents Run
- Drummond