| Castel San Giorgio to Dendermonde | 870.61 mi (1,401.11 km) |
| Castel San Giorgio to Dessel | 854.45 mi (1,375.11 km) |
| Castel San Giorgio to Destelbergen | 879.88 mi (1,416.04 km) |
| Castel San Giorgio to Deurne | 871.04 mi (1,401.80 km) |
| Castel San Giorgio to Diepenbeek | 828.55 mi (1,333.42 km) |
| Castel San Giorgio to Diest | 842.33 mi (1,355.60 km) |
| Castel San Giorgio to Diksmuide | 906.08 mi (1,458.19 km) |
| Castel San Giorgio to Dilbeek | 855.81 mi (1,377.29 km) |
| Castel San Giorgio to Dinant | 806.99 mi (1,298.72 km) |
| Castel San Giorgio to Dison | 801.22 mi (1,289.44 km) |
| Castel San Giorgio to Dour | 846.70 mi (1,362.63 km) |
| Castel San Giorgio to Drongen | 883.66 mi (1,422.11 km) |
| Castel San Giorgio to Duffel | 862.81 mi (1,388.56 km) |
| Castel San Giorgio to Durbuy | 796.80 mi (1,282.32 km) |
| Castel San Giorgio to Ecaussinnes-Lalaing | 843.65 mi (1,357.72 km) |
