| Castel Gandolfo to Maisons-Alfort | 694.91 mi (1,118.35 km) |
| Castel Gandolfo to Maisons-Laffitte | 711.34 mi (1,144.78 km) |
| Castel Gandolfo to Maizieres-les-Metz | 603.58 mi (971.36 km) |
| Castel Gandolfo to Malakoff | 700.37 mi (1,127.13 km) |
| Castel Gandolfo to Mandelieu-la-Napoule | 315.79 mi (508.22 km) |
| Castel Gandolfo to Manosque | 376.76 mi (606.34 km) |
| Castel Gandolfo to Mantes-la-Jolie | 728.19 mi (1,171.92 km) |
| Castel Gandolfo to Mantes-la-Ville | 727.70 mi (1,171.11 km) |
| Castel Gandolfo to Marck | 813.55 mi (1,309.29 km) |
| Castel Gandolfo to Marcq-en-Baroeul | 766.07 mi (1,232.87 km) |
| Castel Gandolfo to Margny-les-Compiegne | 711.21 mi (1,144.57 km) |
| Castel Gandolfo to Marguerittes | 440.73 mi (709.28 km) |
| Castel Gandolfo to Marignane | 395.40 mi (636.33 km) |
| Castel Gandolfo to Marly | 595.21 mi (957.90 km) |
| Castel Gandolfo to Marly | 736.39 mi (1,185.11 km) |
