| Castelsarrasin to Montilla | 537.39 mi (864.84 km) |
| Castelsarrasin to Montmelo | 181.23 mi (291.66 km) |
| Castelsarrasin to Montornes del Valles | 182.18 mi (293.19 km) |
| Castelsarrasin to Montoro | 504.79 mi (812.38 km) |
| Castelsarrasin to Monzon | 154.29 mi (248.31 km) |
| Castelsarrasin to Mora | 391.94 mi (630.77 km) |
| Castelsarrasin to Moralzarzal | 348.06 mi (560.14 km) |
| Castelsarrasin to Moron de la Frontera | 588.55 mi (947.18 km) |
| Castelsarrasin to Mostoles | 361.01 mi (580.99 km) |
| Castelsarrasin to Motril | 559.13 mi (899.84 km) |
| Castelsarrasin to Muchamiel | 397.01 mi (638.92 km) |
| Castelsarrasin to Mula | 435.91 mi (701.53 km) |
| Castelsarrasin to Munguia | 203.10 mi (326.85 km) |
| Castelsarrasin to Murcia | 434.19 mi (698.77 km) |
| Castelsarrasin to Muro del Alcoy | 372.12 mi (598.87 km) |
