| Oeiras to Dendermonde | 1,073.44 mi (1,727.54 km) |
| Oeiras to Dessel | 1,113.82 mi (1,792.52 km) |
| Oeiras to Destelbergen | 1,065.55 mi (1,714.84 km) |
| Oeiras to Deurne | 1,093.82 mi (1,760.34 km) |
| Oeiras to Diepenbeek | 1,107.23 mi (1,781.91 km) |
| Oeiras to Diest | 1,099.62 mi (1,769.67 km) |
| Oeiras to Diksmuide | 1,038.28 mi (1,670.95 km) |
| Oeiras to Dilbeek | 1,067.79 mi (1,718.44 km) |
| Oeiras to Dinant | 1,060.74 mi (1,707.10 km) |
| Oeiras to Dison | 1,107.29 mi (1,782.01 km) |
| Oeiras to Dour | 1,031.79 mi (1,660.50 km) |
| Oeiras to Drongen | 1,061.71 mi (1,708.65 km) |
| Oeiras to Duffel | 1,089.15 mi (1,752.81 km) |
| Oeiras to Durbuy | 1,082.18 mi (1,741.61 km) |
| Oeiras to Ecaussinnes-Lalaing | 1,052.44 mi (1,693.75 km) |
