| Mountain Ash to Montevarchi | 892.77 mi (1,436.77 km) |
| Mountain Ash to Monticello Conte Otto | 799.74 mi (1,287.05 km) |
| Mountain Ash to Montichiari | 762.32 mi (1,226.83 km) |
| Mountain Ash to Montignoso | 819.27 mi (1,318.48 km) |
| Mountain Ash to Montopoli in Val d'Arno | 856.91 mi (1,379.07 km) |
| Mountain Ash to Monza | 713.46 mi (1,148.20 km) |
| Mountain Ash to Morbegno | 700.30 mi (1,127.03 km) |
| Mountain Ash to Mori | 766.23 mi (1,233.12 km) |
| Mountain Ash to Morlupo | 994.31 mi (1,600.19 km) |
| Mountain Ash to Morrovalle | 976.41 mi (1,571.39 km) |
| Mountain Ash to Mortara | 709.95 mi (1,142.56 km) |
| Mountain Ash to Mosciano Sant'Angelo | 1,014.14 mi (1,632.10 km) |
| Mountain Ash to Motta di Livenza | 832.42 mi (1,339.65 km) |
| Mountain Ash to Motta Sant'Anastasia | 1,324.82 mi (2,132.10 km) |
| Mountain Ash to Mottola | 1,232.58 mi (1,983.64 km) |
