| Castellamonte to Dendermonde | 424.28 mi (682.82 km) |
| Castellamonte to Dessel | 421.44 mi (678.24 km) |
| Castellamonte to Destelbergen | 430.90 mi (693.46 km) |
| Castellamonte to Deurne | 430.32 mi (692.54 km) |
| Castellamonte to Diepenbeek | 396.09 mi (637.44 km) |
| Castellamonte to Diest | 405.98 mi (653.36 km) |
| Castellamonte to Diksmuide | 449.48 mi (723.37 km) |
| Castellamonte to Dilbeek | 409.00 mi (658.22 km) |
| Castellamonte to Dinant | 361.49 mi (581.76 km) |
| Castellamonte to Dison | 371.75 mi (598.28 km) |
| Castellamonte to Dour | 391.38 mi (629.87 km) |
| Castellamonte to Drongen | 433.49 mi (697.63 km) |
| Castellamonte to Duffel | 421.45 mi (678.25 km) |
| Castellamonte to Durbuy | 358.93 mi (577.64 km) |
| Castellamonte to Ecaussinnes-Lalaing | 393.55 mi (633.35 km) |
