| Donegal to Montigny-les-Metz | 717.30 mi (1,154.38 km) |
| Donegal to Montivilliers | 497.97 mi (801.40 km) |
| Donegal to Montlouis-sur-Loire | 633.70 mi (1,019.84 km) |
| Donegal to Montlucon | 741.04 mi (1,192.59 km) |
| Donegal to Montmagny | 593.47 mi (955.10 km) |
| Donegal to Montmorency | 591.90 mi (952.58 km) |
| Donegal to Montpellier | 933.05 mi (1,501.59 km) |
| Donegal to Montreuil | 602.13 mi (969.03 km) |
| Donegal to Montrouge | 600.45 mi (966.33 km) |
| Donegal to Morangis | 606.39 mi (975.89 km) |
| Donegal to Morieres-les-Avignon | 941.16 mi (1,514.65 km) |
| Donegal to Morlaix | 458.07 mi (737.19 km) |
| Donegal to Morsang-sur-Orge | 608.99 mi (980.07 km) |
| Donegal to Mouans-Sartoux | 1,018.47 mi (1,639.07 km) |
| Donegal to Mougins | 1,020.26 mi (1,641.95 km) |
