| Soma to Solofra | 684.06 mi (1,100.89 km) |
| Soma to Somma Lombardo | 1,060.08 mi (1,706.03 km) |
| Soma to Somma Vesuviana | 705.81 mi (1,135.89 km) |
| Soma to Sommacampagna | 955.48 mi (1,537.70 km) |
| Soma to Sona | 957.06 mi (1,540.23 km) |
| Soma to Sondrio | 1,018.82 mi (1,639.64 km) |
| Soma to Sora | 755.18 mi (1,215.34 km) |
| Soma to Sorbolo | 961.25 mi (1,546.98 km) |
| Soma to Soresina | 998.23 mi (1,606.49 km) |
| Soma to Sorisole | 1,017.72 mi (1,637.86 km) |
| Soma to Sorrento | 707.79 mi (1,139.08 km) |
| Soma to Sorso | 1,011.53 mi (1,627.89 km) |
| Soma to Sortino | 696.56 mi (1,121.00 km) |
| Soma to Soverato Marina | 595.01 mi (957.57 km) |
| Soma to Sovicille | 894.89 mi (1,440.19 km) |
