| Harderwijk to Dendermonde | 111.78 mi (179.90 km) |
| Harderwijk to Dessel | 80.06 mi (128.84 km) |
| Harderwijk to Destelbergen | 118.82 mi (191.22 km) |
| Harderwijk to Deurne | 92.08 mi (148.18 km) |
| Harderwijk to Diepenbeek | 100.05 mi (161.02 km) |
| Harderwijk to Diest | 97.39 mi (156.74 km) |
| Harderwijk to Diksmuide | 148.81 mi (239.49 km) |
| Harderwijk to Dilbeek | 120.09 mi (193.27 km) |
| Harderwijk to Dinant | 147.08 mi (236.70 km) |
| Harderwijk to Dison | 120.18 mi (193.41 km) |
| Harderwijk to Dour | 156.39 mi (251.69 km) |
| Harderwijk to Drongen | 122.63 mi (197.36 km) |
| Harderwijk to Duffel | 98.36 mi (158.30 km) |
| Harderwijk to Durbuy | 138.21 mi (222.42 km) |
| Harderwijk to Ecaussinnes-Lalaing | 137.80 mi (221.76 km) |
