| Santarem to Montevarchi | 1,088.14 mi (1,751.20 km) |
| Santarem to Monticello Conte Otto | 1,119.60 mi (1,801.82 km) |
| Santarem to Montichiari | 1,060.66 mi (1,706.97 km) |
| Santarem to Montignoso | 1,025.50 mi (1,650.38 km) |
| Santarem to Montopoli in Val d'Arno | 1,049.27 mi (1,688.64 km) |
| Santarem to Monza | 1,012.81 mi (1,629.96 km) |
| Santarem to Morbegno | 1,039.08 mi (1,672.23 km) |
| Santarem to Mori | 1,096.87 mi (1,765.24 km) |
| Santarem to Morlupo | 1,125.22 mi (1,810.86 km) |
| Santarem to Morrovalle | 1,186.40 mi (1,909.33 km) |
| Santarem to Mortara | 981.27 mi (1,579.20 km) |
| Santarem to Mosciano Sant'Angelo | 1,198.02 mi (1,928.02 km) |
| Santarem to Motta di Livenza | 1,170.60 mi (1,883.90 km) |
| Santarem to Motta Sant'Anastasia | 1,283.26 mi (2,065.21 km) |
| Santarem to Mottola | 1,361.18 mi (2,190.61 km) |
