| Youngstown to Dendermonde | 3,891.58 mi (6,262.89 km) |
| Youngstown to Dessel | 3,925.22 mi (6,317.03 km) |
| Youngstown to Destelbergen | 3,879.32 mi (6,243.16 km) |
| Youngstown to Deurne | 3,900.02 mi (6,276.48 km) |
| Youngstown to Diepenbeek | 3,946.91 mi (6,351.93 km) |
| Youngstown to Diest | 3,930.25 mi (6,325.13 km) |
| Youngstown to Diksmuide | 3,843.11 mi (6,184.89 km) |
| Youngstown to Dilbeek | 3,903.46 mi (6,282.01 km) |
| Youngstown to Dinant | 3,947.00 mi (6,352.08 km) |
| Youngstown to Dison | 3,972.81 mi (6,393.62 km) |
| Youngstown to Dour | 3,898.04 mi (6,273.29 km) |
| Youngstown to Drongen | 3,874.09 mi (6,234.75 km) |
| Youngstown to Duffel | 3,905.88 mi (6,285.91 km) |
| Youngstown to Durbuy | 3,965.62 mi (6,382.05 km) |
| Youngstown to Ecaussinnes-Lalaing | 3,908.88 mi (6,290.73 km) |
