| Clay to Montevarchi | 5,027.69 mi (8,091.29 km) |
| Clay to Monticello Conte Otto | 4,956.37 mi (7,976.51 km) |
| Clay to Montichiari | 4,912.44 mi (7,905.80 km) |
| Clay to Montignoso | 4,950.20 mi (7,966.57 km) |
| Clay to Montopoli in Val d'Arno | 4,987.43 mi (8,026.49 km) |
| Clay to Monza | 4,859.43 mi (7,820.49 km) |
| Clay to Morbegno | 4,853.70 mi (7,811.28 km) |
| Clay to Mori | 4,922.68 mi (7,922.29 km) |
| Clay to Morlupo | 5,117.45 mi (8,235.74 km) |
| Clay to Morrovalle | 5,121.81 mi (8,242.75 km) |
| Clay to Mortara | 4,848.04 mi (7,802.17 km) |
| Clay to Mosciano Sant'Angelo | 5,155.32 mi (8,296.68 km) |
| Clay to Motta di Livenza | 4,992.93 mi (8,035.35 km) |
| Clay to Motta Sant'Anastasia | 5,399.95 mi (8,690.39 km) |
| Clay to Mottola | 5,371.29 mi (8,644.25 km) |
