Towns
| State | City/Town | Town Title |
|---|---|---|
| Pennsylvania | Custer City | Custer City, PA |
| Pennsylvania | Cyclone | Cyclone, PA |
| Pennsylvania | Dagus Mines | Dagus Mines, PA |
| Pennsylvania | Daisytown | Daisytown, PA |
| Pennsylvania | Dallas | Dallas, PA |
| Pennsylvania | Dallastown | Dallastown, PA |
| Pennsylvania | Dalmatia | Dalmatia, PA |
| Pennsylvania | Dalton | Dalton, PA |
| Pennsylvania | Damascus | Damascus, PA |
| Pennsylvania | Danboro | Danboro, PA |
| Pennsylvania | Danielsville | Danielsville, PA |
| Pennsylvania | Danville | Danville, PA |
| Pennsylvania | Darby | Darby, PA |
| Pennsylvania | Darlington | Darlington, PA |
| Pennsylvania | Darragh | Darragh, PA |
| Pennsylvania | Dauphin | Dauphin, PA |
| Pennsylvania | Davidsville | Davidsville, PA |
| Pennsylvania | Dawson | Dawson, PA |
| Pennsylvania | Dayton | Dayton, PA |
| Pennsylvania | De Lancey | De Lancey, PA |
| Pennsylvania | Defiance | Defiance, PA |
| Pennsylvania | Delano | Delano, PA |
| Pennsylvania | Delaware Water Gap | Delaware Water Gap, PA |
| Pennsylvania | Delmont | Delmont, PA |
| Pennsylvania | Delphi | Delphi, PA |