| Comacchio to Montigny-les-Metz | 416.24 mi (669.87 km) |
| Comacchio to Montivilliers | 654.72 mi (1,053.67 km) |
| Comacchio to Montlouis-sur-Loire | 574.78 mi (925.02 km) |
| Comacchio to Montlucon | 477.10 mi (767.81 km) |
| Comacchio to Montmagny | 550.15 mi (885.38 km) |
| Comacchio to Montmorency | 551.63 mi (887.76 km) |
| Comacchio to Montpellier | 418.35 mi (673.27 km) |
| Comacchio to Montreuil | 542.53 mi (873.12 km) |
| Comacchio to Montrouge | 545.99 mi (878.69 km) |
| Comacchio to Morangis | 541.96 mi (872.20 km) |
| Comacchio to Morieres-les-Avignon | 363.46 mi (584.94 km) |
| Comacchio to Morlaix | 803.58 mi (1,293.24 km) |
| Comacchio to Morsang-sur-Orge | 540.10 mi (869.21 km) |
| Comacchio to Mouans-Sartoux | 268.82 mi (432.63 km) |
| Comacchio to Mougins | 268.17 mi (431.57 km) |
