| Difficult Run to Mechernich | 3,974.63 mi (6,396.55 km) |
| Difficult Run to Meckenbeuren | 4,178.83 mi (6,725.17 km) |
| Difficult Run to Meckenheim | 3,988.45 mi (6,418.79 km) |
| Difficult Run to Meerane | 4,197.35 mi (6,754.98 km) |
| Difficult Run to Meerbusch | 3,957.11 mi (6,368.35 km) |
| Difficult Run to Meine | 4,076.67 mi (6,560.76 km) |
| Difficult Run to Meinerzhagen | 3,999.64 mi (6,436.79 km) |
| Difficult Run to Meiningen | 4,126.32 mi (6,640.67 km) |
| Difficult Run to Meissen | 4,226.89 mi (6,802.53 km) |
| Difficult Run to Meitingen | 4,205.05 mi (6,767.38 km) |
| Difficult Run to Melle | 3,997.17 mi (6,432.83 km) |
| Difficult Run to Melsungen | 4,074.89 mi (6,557.90 km) |
| Difficult Run to Memmelsdorf | 4,166.38 mi (6,705.13 km) |
| Difficult Run to Memmingen | 4,195.44 mi (6,751.91 km) |
| Difficult Run to Mendig | 4,006.29 mi (6,447.50 km) |
