| Castelsarrasin to Mios | 108.30 mi (174.30 km) |
| Castelsarrasin to Miramas | 196.74 mi (316.63 km) |
| Castelsarrasin to Miribel | 224.89 mi (361.93 km) |
| Castelsarrasin to Mitry-Mory | 349.03 mi (561.71 km) |
| Castelsarrasin to Moissac | 4.60 mi (7.40 km) |
| Castelsarrasin to Moissy-Cramayel | 324.68 mi (522.52 km) |
| Castelsarrasin to Molsheim | 435.28 mi (700.52 km) |
| Castelsarrasin to Mondeville | 361.12 mi (581.16 km) |
| Castelsarrasin to Monistrol-sur-Loire | 173.70 mi (279.54 km) |
| Castelsarrasin to Mons-en-Baroeul | 465.31 mi (748.84 km) |
| Castelsarrasin to Mont-de-Marsan | 80.58 mi (129.68 km) |
| Castelsarrasin to Mont-Saint-Aignan | 374.66 mi (602.96 km) |
| Castelsarrasin to Mont-Saint-Martin | 439.45 mi (707.23 km) |
| Castelsarrasin to Montargis | 284.29 mi (457.51 km) |
| Castelsarrasin to Montataire | 365.84 mi (588.76 km) |
