| Bad Harzburg to Dendermonde | 284.21 mi (457.39 km) |
| Bad Harzburg to Dessel | 238.11 mi (383.20 km) |
| Bad Harzburg to Destelbergen | 296.57 mi (477.28 km) |
| Bad Harzburg to Deurne | 265.87 mi (427.87 km) |
| Bad Harzburg to Diepenbeek | 231.72 mi (372.92 km) |
| Bad Harzburg to Diest | 245.26 mi (394.70 km) |
| Bad Harzburg to Diksmuide | 336.28 mi (541.19 km) |
| Bad Harzburg to Dilbeek | 281.70 mi (453.36 km) |
| Bad Harzburg to Dinant | 269.18 mi (433.20 km) |
| Bad Harzburg to Dison | 221.68 mi (356.75 km) |
| Bad Harzburg to Dour | 311.19 mi (500.82 km) |
| Bad Harzburg to Drongen | 302.19 mi (486.33 km) |
| Bad Harzburg to Duffel | 265.54 mi (427.34 km) |
| Bad Harzburg to Durbuy | 245.29 mi (394.75 km) |
| Bad Harzburg to Ecaussinnes-Lalaing | 290.47 mi (467.46 km) |
