| Castres to Somma Lombardo | 348.09 mi (560.20 km) |
| Castres to Somma Vesuviana | 650.58 mi (1,047.01 km) |
| Castres to Sommacampagna | 441.43 mi (710.42 km) |
| Castres to Sona | 441.18 mi (710.01 km) |
| Castres to Sondrio | 412.89 mi (664.49 km) |
| Castres to Sora | 591.52 mi (951.96 km) |
| Castres to Sorbolo | 414.79 mi (667.53 km) |
| Castres to Soresina | 392.74 mi (632.06 km) |
| Castres to Sorisole | 392.57 mi (631.78 km) |
| Castres to Sorrento | 653.72 mi (1,052.06 km) |
| Castres to Sorso | 377.14 mi (606.95 km) |
| Castres to Sortino | 804.94 mi (1,295.42 km) |
| Castres to Soverato Marina | 816.51 mi (1,314.04 km) |
| Castres to Sovicille | 450.98 mi (725.77 km) |
| Castres to Spello | 525.47 mi (845.66 km) |
