Pennsylvania cities starting with D
- Dallas, PA 12
- Dallastown, PA 7
- Dalmatia, PA 5
- Danville, PA 26
- Darby, PA 18
- Darlington, PA 5
- Dauphin, PA 8
- Davidsville, PA 5
- Dawson, PA 5
- Delmont, PA 6
- Delta, PA 10
- Denver, PA 10
- Devon, PA 6
- Dickson City, PA 11
- Dillsburg, PA 26
- Donora, PA 8
- Douglassville, PA 9
- Dover, PA 20
- Downingtown, PA 28
- Doylestown, PA 32
- Drexel Hill, PA 17
- Drums, PA 5
- Dubois, PA 9
- DuBois, PA 12
- Du Bois, PA 10
- Dunbar, PA 8
- Duncannon, PA 15
- Duncansville, PA 13
- Dunmore, PA 9
- Duquesne, PA 15
- Duryea, PA 9