| Castelsarrasin to Somma Lombardo | 388.64 mi (625.45 km) |
| Castelsarrasin to Somma Vesuviana | 712.94 mi (1,147.36 km) |
| Castelsarrasin to Sommacampagna | 487.15 mi (783.99 km) |
| Castelsarrasin to Sona | 486.66 mi (783.21 km) |
| Castelsarrasin to Sondrio | 451.68 mi (726.91 km) |
| Castelsarrasin to Sora | 652.70 mi (1,050.42 km) |
| Castelsarrasin to Sorbolo | 463.91 mi (746.59 km) |
| Castelsarrasin to Soresina | 438.31 mi (705.39 km) |
| Castelsarrasin to Sorisole | 434.39 mi (699.08 km) |
| Castelsarrasin to Sorrento | 716.47 mi (1,153.05 km) |
| Castelsarrasin to Sorso | 441.73 mi (710.90 km) |
| Castelsarrasin to Sortino | 869.52 mi (1,399.36 km) |
| Castelsarrasin to Soverato Marina | 880.39 mi (1,416.86 km) |
| Castelsarrasin to Sovicille | 508.53 mi (818.39 km) |
| Castelsarrasin to Spello | 583.54 mi (939.11 km) |
