| Gelsenkirchen to Somma Lombardo | 409.60 mi (659.18 km) |
| Gelsenkirchen to Somma Vesuviana | 813.89 mi (1,309.82 km) |
| Gelsenkirchen to Sommacampagna | 456.06 mi (733.96 km) |
| Gelsenkirchen to Sona | 453.62 mi (730.04 km) |
| Gelsenkirchen to Sondrio | 390.25 mi (628.04 km) |
| Gelsenkirchen to Sora | 743.68 mi (1,196.84 km) |
| Gelsenkirchen to Sorbolo | 485.88 mi (781.95 km) |
| Gelsenkirchen to Soresina | 448.57 mi (721.91 km) |
| Gelsenkirchen to Sorisole | 415.95 mi (669.41 km) |
| Gelsenkirchen to Sorrento | 828.22 mi (1,332.89 km) |
| Gelsenkirchen to Sorso | 743.89 mi (1,197.18 km) |
| Gelsenkirchen to Sortino | 1,064.66 mi (1,713.40 km) |
| Gelsenkirchen to Soverato Marina | 997.41 mi (1,605.18 km) |
| Gelsenkirchen to Sovicille | 600.57 mi (966.52 km) |
| Gelsenkirchen to Spello | 644.10 mi (1,036.58 km) |
