| South Valley to Montevarchi | 5,766.00 mi (9,279.49 km) |
| South Valley to Monticello Conte Otto | 5,668.25 mi (9,122.17 km) |
| South Valley to Montichiari | 5,634.61 mi (9,068.03 km) |
| South Valley to Montignoso | 5,691.79 mi (9,160.04 km) |
| South Valley to Montopoli in Val d'Arno | 5,729.55 mi (9,220.82 km) |
| South Valley to Monza | 5,586.69 mi (8,990.91 km) |
| South Valley to Morbegno | 5,571.87 mi (8,967.06 km) |
| South Valley to Mori | 5,635.31 mi (9,069.16 km) |
| South Valley to Morlupo | 5,866.41 mi (9,441.07 km) |
| South Valley to Morrovalle | 5,848.77 mi (9,412.69 km) |
| South Valley to Mortara | 5,583.01 mi (8,984.99 km) |
| South Valley to Mosciano Sant'Angelo | 5,887.12 mi (9,474.41 km) |
| South Valley to Motta di Livenza | 5,695.55 mi (9,166.10 km) |
| South Valley to Motta Sant'Anastasia | 6,185.56 mi (9,954.69 km) |
| South Valley to Mottola | 6,105.19 mi (9,825.36 km) |
