| Civitavecchia to Montigny-les-Metz | 555.02 mi (893.21 km) |
| Civitavecchia to Montivilliers | 758.22 mi (1,220.24 km) |
| Civitavecchia to Montlouis-sur-Loire | 649.78 mi (1,045.72 km) |
| Civitavecchia to Montlucon | 540.98 mi (870.62 km) |
| Civitavecchia to Montmagny | 658.50 mi (1,059.76 km) |
| Civitavecchia to Montmorency | 660.06 mi (1,062.27 km) |
| Civitavecchia to Montpellier | 414.48 mi (667.04 km) |
| Civitavecchia to Montreuil | 649.98 mi (1,046.03 km) |
| Civitavecchia to Montrouge | 652.05 mi (1,049.37 km) |
| Civitavecchia to Morangis | 646.53 mi (1,040.48 km) |
| Civitavecchia to Morieres-les-Avignon | 370.69 mi (596.56 km) |
| Civitavecchia to Morlaix | 878.67 mi (1,414.08 km) |
| Civitavecchia to Morsang-sur-Orge | 644.10 mi (1,036.58 km) |
| Civitavecchia to Mouans-Sartoux | 266.07 mi (428.20 km) |
| Civitavecchia to Mougins | 264.50 mi (425.68 km) |
