| Ustron to Solofra | 643.24 mi (1,035.19 km) |
| Ustron to Somma Lombardo | 546.00 mi (878.70 km) |
| Ustron to Somma Vesuviana | 646.90 mi (1,041.08 km) |
| Ustron to Sommacampagna | 475.88 mi (765.85 km) |
| Ustron to Sona | 474.96 mi (764.37 km) |
| Ustron to Sondrio | 480.60 mi (773.45 km) |
| Ustron to Sora | 606.71 mi (976.41 km) |
| Ustron to Sorbolo | 516.20 mi (830.75 km) |
| Ustron to Soresina | 517.61 mi (833.02 km) |
| Ustron to Sorisole | 506.16 mi (814.59 km) |
| Ustron to Sorrento | 664.02 mi (1,068.64 km) |
| Ustron to Sorso | 790.78 mi (1,272.64 km) |
| Ustron to Sortino | 887.48 mi (1,428.26 km) |
| Ustron to Soverato Marina | 770.61 mi (1,240.18 km) |
| Ustron to Sovicille | 571.81 mi (920.25 km) |
