| Castel Bolognese to Dendermonde | 585.58 mi (942.40 km) |
| Castel Bolognese to Dessel | 569.28 mi (916.17 km) |
| Castel Bolognese to Destelbergen | 595.02 mi (957.60 km) |
| Castel Bolognese to Deurne | 585.81 mi (942.77 km) |
| Castel Bolognese to Diepenbeek | 543.36 mi (874.45 km) |
| Castel Bolognese to Diest | 557.09 mi (896.55 km) |
| Castel Bolognese to Diksmuide | 622.08 mi (1,001.14 km) |
| Castel Bolognese to Dilbeek | 570.85 mi (918.69 km) |
| Castel Bolognese to Dinant | 522.08 mi (840.21 km) |
| Castel Bolognese to Dison | 516.06 mi (830.52 km) |
| Castel Bolognese to Dour | 562.76 mi (905.68 km) |
| Castel Bolognese to Drongen | 598.89 mi (963.82 km) |
| Castel Bolognese to Duffel | 577.60 mi (929.56 km) |
| Castel Bolognese to Durbuy | 511.58 mi (823.32 km) |
| Castel Bolognese to Ecaussinnes-Lalaing | 559.01 mi (899.64 km) |
