| Williamstown to Dillenburg | 3,905.58 mi (6,285.42 km) |
| Williamstown to Dillingen | 4,057.19 mi (6,529.42 km) |
| Williamstown to Dillingen | 3,880.78 mi (6,245.51 km) |
| Williamstown to Dingolfing | 4,138.10 mi (6,659.63 km) |
| Williamstown to Dinkelsbuhl | 4,035.91 mi (6,495.17 km) |
| Williamstown to Dinklage | 3,847.50 mi (6,191.96 km) |
| Williamstown to Dinslaken | 3,821.29 mi (6,149.78 km) |
| Williamstown to Dippoldiswalde | 4,113.48 mi (6,620.00 km) |
| Williamstown to Ditzingen | 3,991.88 mi (6,424.31 km) |
| Williamstown to Dobeln | 4,084.95 mi (6,574.09 km) |
| Williamstown to Doberlug-Kirchhain | 4,087.24 mi (6,577.78 km) |
| Williamstown to Donaueschingen | 3,994.29 mi (6,428.19 km) |
| Williamstown to Donauworth | 4,066.78 mi (6,544.84 km) |
| Williamstown to Donzdorf | 4,026.97 mi (6,480.79 km) |
| Williamstown to Dorfen | 4,135.46 mi (6,655.38 km) |
