| Riom to Monticello Conte Otto | 408.73 mi (657.79 km) |
| Riom to Montichiari | 352.97 mi (568.05 km) |
| Riom to Montignoso | 368.33 mi (592.76 km) |
| Riom to Montopoli in Val d'Arno | 404.73 mi (651.34 km) |
| Riom to Monza | 297.80 mi (479.26 km) |
| Riom to Morbegno | 310.06 mi (498.99 km) |
| Riom to Mori | 378.50 mi (609.14 km) |
| Riom to Morlupo | 533.27 mi (858.22 km) |
| Riom to Morrovalle | 544.49 mi (876.27 km) |
| Riom to Mortara | 276.21 mi (444.51 km) |
| Riom to Mosciano Sant'Angelo | 574.42 mi (924.44 km) |
| Riom to Motta di Livenza | 456.92 mi (735.34 km) |
| Riom to Motta Sant'Anastasia | 841.12 mi (1,353.65 km) |
| Riom to Mottola | 787.58 mi (1,267.49 km) |
| Riom to Mozzate | 281.56 mi (453.13 km) |
