| Difficult Run to Dormagen | 3,967.61 mi (6,385.26 km) |
| Difficult Run to Dornstadt | 4,170.62 mi (6,711.97 km) |
| Difficult Run to Dorsten | 3,958.26 mi (6,370.20 km) |
| Difficult Run to Dortmund | 3,981.98 mi (6,408.39 km) |
| Difficult Run to Dorverden | 4,013.69 mi (6,459.42 km) |
| Difficult Run to Dossenheim | 4,089.21 mi (6,580.95 km) |
| Difficult Run to Dreieich | 4,074.15 mi (6,556.71 km) |
| Difficult Run to Drensteinfurt | 3,985.07 mi (6,413.36 km) |
| Difficult Run to Dresden | 4,240.49 mi (6,824.42 km) |
| Difficult Run to Drochtersen | 3,995.88 mi (6,430.75 km) |
| Difficult Run to Drolshagen | 4,007.26 mi (6,449.07 km) |
| Difficult Run to Duderstadt | 4,091.56 mi (6,584.72 km) |
| Difficult Run to Duisburg | 3,956.37 mi (6,367.16 km) |
| Difficult Run to Dulmen | 3,966.00 mi (6,382.65 km) |
| Difficult Run to Duren | 3,962.46 mi (6,376.96 km) |
