| Heerlen to Dillenburg | 100.95 mi (162.46 km) |
| Heerlen to Dillingen | 256.28 mi (412.45 km) |
| Heerlen to Dillingen | 111.03 mi (178.68 km) |
| Heerlen to Dingolfing | 329.65 mi (530.51 km) |
| Heerlen to Dinkelsbuhl | 229.73 mi (369.72 km) |
| Heerlen to Dinklage | 153.71 mi (247.38 km) |
| Heerlen to Dinslaken | 57.29 mi (92.21 km) |
| Heerlen to Dippoldiswalde | 334.74 mi (538.71 km) |
| Heerlen to Ditzingen | 197.61 mi (318.03 km) |
| Heerlen to Dobeln | 310.30 mi (499.38 km) |
| Heerlen to Doberlug-Kirchhain | 331.70 mi (533.81 km) |
| Heerlen to Donaueschingen | 231.95 mi (373.30 km) |
| Heerlen to Donauworth | 262.43 mi (422.34 km) |
| Heerlen to Donzdorf | 228.75 mi (368.14 km) |
| Heerlen to Dorfen | 330.02 mi (531.11 km) |
