| San Carlos to Montevarchi | 6,135.89 mi (9,874.76 km) |
| San Carlos to Monticello Conte Otto | 6,018.93 mi (9,686.53 km) |
| San Carlos to Montichiari | 5,995.91 mi (9,649.48 km) |
| San Carlos to Montignoso | 6,067.85 mi (9,765.26 km) |
| San Carlos to Montopoli in Val d'Arno | 6,104.45 mi (9,824.16 km) |
| San Carlos to Monza | 5,954.63 mi (9,583.05 km) |
| San Carlos to Morbegno | 5,932.45 mi (9,547.35 km) |
| San Carlos to Mori | 5,988.14 mi (9,636.99 km) |
| San Carlos to Morlupo | 6,241.56 mi (10,044.82 km) |
| San Carlos to Morrovalle | 6,204.83 mi (9,985.71 km) |
| San Carlos to Mortara | 5,957.94 mi (9,588.37 km) |
| San Carlos to Mosciano Sant'Angelo | 6,245.85 mi (10,051.73 km) |
| San Carlos to Motta di Livenza | 6,036.81 mi (9,715.31 km) |
| San Carlos to Motta Sant'Anastasia | 6,581.17 mi (10,591.36 km) |
| San Carlos to Mottola | 6,456.26 mi (10,390.35 km) |
