| Difficult Run to Luzzara | 4,314.00 mi (6,942.72 km) |
| Difficult Run to Luzzi | 4,756.38 mi (7,654.66 km) |
| Difficult Run to Macerata | 4,490.38 mi (7,226.57 km) |
| Difficult Run to Macerata Campania | 4,606.47 mi (7,413.39 km) |
| Difficult Run to Macomer | 4,388.43 mi (7,062.50 km) |
| Difficult Run to Maddaloni | 4,612.84 mi (7,423.65 km) |
| Difficult Run to Magenta | 4,220.36 mi (6,792.02 km) |
| Difficult Run to Magione | 4,441.32 mi (7,147.61 km) |
| Difficult Run to Maglie | 4,812.15 mi (7,744.41 km) |
| Difficult Run to Magnago | 4,213.40 mi (6,780.81 km) |
| Difficult Run to Malalbergo | 4,358.80 mi (7,014.81 km) |
| Difficult Run to Malnate | 4,209.85 mi (6,775.10 km) |
| Difficult Run to Malo | 4,321.79 mi (6,955.25 km) |
| Difficult Run to Mandello del Lario | 4,224.65 mi (6,798.92 km) |
| Difficult Run to Manduria | 4,779.34 mi (7,691.61 km) |
