| Fos-sur-Mer to Settimo Torinese | 181.50 mi (292.09 km) |
| Fos-sur-Mer to Seveso | 255.91 mi (411.84 km) |
| Fos-sur-Mer to Sezze | 435.20 mi (700.39 km) |
| Fos-sur-Mer to Siano | 531.79 mi (855.84 km) |
| Fos-sur-Mer to Siena | 320.81 mi (516.29 km) |
| Fos-sur-Mer to Signa | 308.71 mi (496.82 km) |
| Fos-sur-Mer to Silea | 392.46 mi (631.60 km) |
| Fos-sur-Mer to Silvi Paese | 467.46 mi (752.31 km) |
| Fos-sur-Mer to Sinalunga | 341.52 mi (549.62 km) |
| Fos-sur-Mer to Siniscola | 314.75 mi (506.54 km) |
| Fos-sur-Mer to Sinnai | 361.91 mi (582.43 km) |
| Fos-sur-Mer to Siracusa | 700.55 mi (1,127.42 km) |
| Fos-sur-Mer to Solaro | 252.66 mi (406.62 km) |
| Fos-sur-Mer to Soliera | 309.66 mi (498.35 km) |
| Fos-sur-Mer to Solofra | 538.44 mi (866.53 km) |
