| Cay to Dendermonde | 1,561.32 mi (2,512.69 km) |
| Cay to Dessel | 1,526.58 mi (2,456.79 km) |
| Cay to Destelbergen | 1,573.78 mi (2,532.76 km) |
| Cay to Deurne | 1,552.13 mi (2,497.91 km) |
| Cay to Diepenbeek | 1,505.32 mi (2,422.58 km) |
| Cay to Diest | 1,522.05 mi (2,449.50 km) |
| Cay to Diksmuide | 1,610.97 mi (2,592.61 km) |
| Cay to Dilbeek | 1,549.94 mi (2,494.39 km) |
| Cay to Dinant | 1,507.93 mi (2,426.78 km) |
| Cay to Dison | 1,479.81 mi (2,381.52 km) |
| Cay to Dour | 1,557.84 mi (2,507.10 km) |
| Cay to Drongen | 1,579.13 mi (2,541.37 km) |
| Cay to Duffel | 1,546.51 mi (2,488.87 km) |
| Cay to Durbuy | 1,488.26 mi (2,395.12 km) |
| Cay to Ecaussinnes-Lalaing | 1,545.65 mi (2,487.48 km) |
