| Castel San Pietro Terme to Montigny-les-Metz | 413.96 mi (666.20 km) |
| Castel San Pietro Terme to Montivilliers | 643.17 mi (1,035.08 km) |
| Castel San Pietro Terme to Montlouis-sur-Loire | 556.33 mi (895.33 km) |
| Castel San Pietro Terme to Montlucon | 455.75 mi (733.46 km) |
| Castel San Pietro Terme to Montmagny | 539.34 mi (867.99 km) |
| Castel San Pietro Terme to Montmorency | 540.85 mi (870.42 km) |
| Castel San Pietro Terme to Montpellier | 386.67 mi (622.28 km) |
| Castel San Pietro Terme to Montreuil | 531.44 mi (855.27 km) |
| Castel San Pietro Terme to Montrouge | 534.56 mi (860.29 km) |
| Castel San Pietro Terme to Morangis | 530.12 mi (853.14 km) |
| Castel San Pietro Terme to Morieres-les-Avignon | 332.40 mi (534.94 km) |
| Castel San Pietro Terme to Morlaix | 786.15 mi (1,265.18 km) |
| Castel San Pietro Terme to Morsang-sur-Orge | 528.10 mi (849.90 km) |
| Castel San Pietro Terme to Mouans-Sartoux | 235.37 mi (378.79 km) |
| Castel San Pietro Terme to Mougins | 234.63 mi (377.60 km) |
