| Sigmaringen to Somma Lombardo | 167.84 mi (270.11 km) |
| Sigmaringen to Somma Vesuviana | 560.65 mi (902.28 km) |
| Sigmaringen to Sommacampagna | 201.09 mi (323.62 km) |
| Sigmaringen to Sona | 198.65 mi (319.70 km) |
| Sigmaringen to Sondrio | 135.97 mi (218.82 km) |
| Sigmaringen to Sora | 489.78 mi (788.22 km) |
| Sigmaringen to Sorbolo | 231.43 mi (372.46 km) |
| Sigmaringen to Soresina | 195.84 mi (315.18 km) |
| Sigmaringen to Sorisole | 163.64 mi (263.35 km) |
| Sigmaringen to Sorrento | 574.57 mi (924.68 km) |
| Sigmaringen to Sorso | 504.56 mi (812.01 km) |
| Sigmaringen to Sortino | 809.78 mi (1,303.21 km) |
| Sigmaringen to Soverato Marina | 746.00 mi (1,200.58 km) |
| Sigmaringen to Sovicille | 345.83 mi (556.56 km) |
| Sigmaringen to Spello | 389.81 mi (627.34 km) |
