| Horb am Neckar to Dendermonde | 271.94 mi (437.64 km) |
| Horb am Neckar to Dessel | 249.89 mi (402.16 km) |
| Horb am Neckar to Destelbergen | 282.86 mi (455.22 km) |
| Horb am Neckar to Deurne | 268.97 mi (432.86 km) |
| Horb am Neckar to Diepenbeek | 224.36 mi (361.07 km) |
| Horb am Neckar to Diest | 239.16 mi (384.89 km) |
| Horb am Neckar to Diksmuide | 315.47 mi (507.70 km) |
| Horb am Neckar to Dilbeek | 258.21 mi (415.54 km) |
| Horb am Neckar to Dinant | 211.36 mi (340.15 km) |
| Horb am Neckar to Dison | 196.80 mi (316.72 km) |
| Horb am Neckar to Dour | 258.58 mi (416.15 km) |
| Horb am Neckar to Drongen | 287.47 mi (462.65 km) |
| Horb am Neckar to Duffel | 261.34 mi (420.59 km) |
| Horb am Neckar to Durbuy | 196.22 mi (315.79 km) |
| Horb am Neckar to Ecaussinnes-Lalaing | 249.71 mi (401.86 km) |
