| Portes-les-Valence to Siegburg | 423.52 mi (681.60 km) |
| Portes-les-Valence to Siegen | 439.91 mi (707.96 km) |
| Portes-les-Valence to Sigmaringen | 303.11 mi (487.80 km) |
| Portes-les-Valence to Simbach am Inn | 451.84 mi (727.16 km) |
| Portes-les-Valence to Simmerath | 401.14 mi (645.58 km) |
| Portes-les-Valence to Sindelfingen | 329.28 mi (529.92 km) |
| Portes-les-Valence to Sinsheim | 356.27 mi (573.36 km) |
| Portes-les-Valence to Sinzheim | 310.40 mi (499.54 km) |
| Portes-les-Valence to Sinzig | 407.10 mi (655.17 km) |
| Portes-les-Valence to Soest | 485.99 mi (782.12 km) |
| Portes-les-Valence to Solingen | 446.58 mi (718.70 km) |
| Portes-les-Valence to Soltau | 603.48 mi (971.20 km) |
| Portes-les-Valence to Sommerda | 521.08 mi (838.60 km) |
| Portes-les-Valence to Sondershausen | 526.50 mi (847.32 km) |
| Portes-les-Valence to Sonneberg | 478.21 mi (769.61 km) |
