| Milford Haven to Dendermonde | 396.86 mi (638.68 km) |
| Milford Haven to Dessel | 438.13 mi (705.10 km) |
| Milford Haven to Destelbergen | 383.83 mi (617.72 km) |
| Milford Haven to Deurne | 410.21 mi (660.17 km) |
| Milford Haven to Diepenbeek | 454.80 mi (731.93 km) |
| Milford Haven to Diest | 438.14 mi (705.12 km) |
| Milford Haven to Diksmuide | 344.19 mi (553.92 km) |
| Milford Haven to Dilbeek | 405.97 mi (653.35 km) |
| Milford Haven to Dinant | 444.15 mi (714.80 km) |
| Milford Haven to Dison | 477.53 mi (768.51 km) |
| Milford Haven to Dour | 393.57 mi (633.39 km) |
| Milford Haven to Drongen | 378.14 mi (608.55 km) |
| Milford Haven to Duffel | 413.88 mi (666.08 km) |
| Milford Haven to Durbuy | 465.36 mi (748.92 km) |
| Milford Haven to Ecaussinnes-Lalaing | 407.44 mi (655.71 km) |
