| Difficult Run to Miedzychod | 4,271.34 mi (6,874.06 km) |
| Difficult Run to Miedzyrzec Podlaski | 4,544.09 mi (7,313.00 km) |
| Difficult Run to Miedzyrzecz | 4,265.34 mi (6,864.41 km) |
| Difficult Run to Mielec | 4,558.39 mi (7,336.01 km) |
| Difficult Run to Mikolow | 4,467.56 mi (7,189.84 km) |
| Difficult Run to Milanowek | 4,463.04 mi (7,182.57 km) |
| Difficult Run to Milicz | 4,359.00 mi (7,015.13 km) |
| Difficult Run to Minsk Mazowiecki | 4,493.07 mi (7,230.90 km) |
| Difficult Run to Mlawa | 4,416.53 mi (7,107.72 km) |
| Difficult Run to Mogilno | 4,345.61 mi (6,993.59 km) |
| Difficult Run to Monki | 4,492.55 mi (7,230.06 km) |
| Difficult Run to Morag | 4,373.12 mi (7,037.85 km) |
| Difficult Run to Mosina | 4,318.60 mi (6,950.12 km) |
| Difficult Run to Mragowo | 4,422.74 mi (7,117.71 km) |
| Difficult Run to Murowana Goslina | 4,314.24 mi (6,943.09 km) |
