| Montemor-o-Velho to Sestu | 944.80 mi (1,520.50 km) |
| Montemor-o-Velho to Settimo Torinese | 901.57 mi (1,450.94 km) |
| Montemor-o-Velho to Seveso | 975.36 mi (1,569.70 km) |
| Montemor-o-Velho to Sezze | 1,137.74 mi (1,831.01 km) |
| Montemor-o-Velho to Siano | 1,225.67 mi (1,972.52 km) |
| Montemor-o-Velho to Siena | 1,051.83 mi (1,692.76 km) |
| Montemor-o-Velho to Signa | 1,043.70 mi (1,679.68 km) |
| Montemor-o-Velho to Silea | 1,123.39 mi (1,807.92 km) |
| Montemor-o-Velho to Silvi Paese | 1,190.16 mi (1,915.37 km) |
| Montemor-o-Velho to Sinalunga | 1,071.41 mi (1,724.26 km) |
| Montemor-o-Velho to Siniscola | 966.16 mi (1,554.89 km) |
| Montemor-o-Velho to Sinnai | 950.63 mi (1,529.90 km) |
| Montemor-o-Velho to Siracusa | 1,307.51 mi (2,104.23 km) |
| Montemor-o-Velho to Solaro | 972.33 mi (1,564.81 km) |
| Montemor-o-Velho to Soliera | 1,045.29 mi (1,682.24 km) |
