Towns
| State | City/Town | Town Title |
|---|---|---|
| Pennsylvania | Delta | Delta, PA |
| Pennsylvania | Denbo | Denbo, PA |
| Pennsylvania | Denver | Denver, PA |
| Pennsylvania | Derrick City | Derrick City, PA |
| Pennsylvania | Derry | Derry, PA |
| Pennsylvania | Devault | Devault, PA |
| Pennsylvania | Devon | Devon, PA |
| Pennsylvania | Dewart | Dewart, PA |
| Pennsylvania | Dickerson Run | Dickerson Run, PA |
| Pennsylvania | Dickson City | Dickson City, PA |
| Pennsylvania | Diehl | Diehl, PA |
| Pennsylvania | Dilliner | Dilliner, PA |
| Pennsylvania | Dillsburg | Dillsburg, PA |
| Pennsylvania | Dilltown | Dilltown, PA |
| Pennsylvania | Dimock | Dimock, PA |
| Pennsylvania | Dingmans Ferry | Dingmans Ferry, PA |
| Pennsylvania | Distant | Distant, PA |
| Pennsylvania | Dixonville | Dixonville, PA |
| Pennsylvania | Donegal | Donegal, PA |
| Pennsylvania | Donora | Donora, PA |
| Pennsylvania | Dornsife | Dornsife, PA |
| Pennsylvania | Douglassville | Douglassville, PA |
| Pennsylvania | Dover | Dover, PA |
| Pennsylvania | Downingtown | Downingtown, PA |
| Pennsylvania | Doylesburg | Doylesburg, PA |