| Portes-les-Valence to Selvazzano Dentro | 338.42 mi (544.64 km) |
| Portes-les-Valence to Senago | 212.85 mi (342.54 km) |
| Portes-les-Valence to Senigallia | 420.07 mi (676.03 km) |
| Portes-les-Valence to Seravezza | 271.02 mi (436.17 km) |
| Portes-les-Valence to Seregno | 216.98 mi (349.19 km) |
| Portes-les-Valence to Seriate | 241.92 mi (389.33 km) |
| Portes-les-Valence to Sermoneta | 468.06 mi (753.28 km) |
| Portes-les-Valence to Serramanna | 429.70 mi (691.54 km) |
| Portes-les-Valence to Serravalle Pistoiese | 301.64 mi (485.45 km) |
| Portes-les-Valence to Sessa Aurunca | 521.42 mi (839.15 km) |
| Portes-les-Valence to Sesto Calende | 191.98 mi (308.96 km) |
| Portes-les-Valence to Sesto Fiorentino | 320.48 mi (515.76 km) |
| Portes-les-Valence to Sesto San Giovanni | 216.92 mi (349.10 km) |
| Portes-les-Valence to Sestri Levante | 226.11 mi (363.89 km) |
| Portes-les-Valence to Sestu | 441.48 mi (710.49 km) |
