| Firminy to Somma Lombardo | 214.51 mi (345.22 km) |
| Firminy to Somma Vesuviana | 598.72 mi (963.54 km) |
| Firminy to Sommacampagna | 318.33 mi (512.31 km) |
| Firminy to Sona | 317.45 mi (510.88 km) |
| Firminy to Sondrio | 274.33 mi (441.49 km) |
| Firminy to Sora | 531.13 mi (854.76 km) |
| Firminy to Sorbolo | 302.65 mi (487.07 km) |
| Firminy to Soresina | 270.55 mi (435.41 km) |
| Firminy to Sorisole | 260.80 mi (419.72 km) |
| Firminy to Sorrento | 605.83 mi (975.00 km) |
| Firminy to Sorso | 383.82 mi (617.70 km) |
| Firminy to Sortino | 794.90 mi (1,279.26 km) |
| Firminy to Soverato Marina | 779.99 mi (1,255.28 km) |
| Firminy to Sovicille | 372.64 mi (599.71 km) |
| Firminy to Spello | 447.00 mi (719.37 km) |
