| Trecate to Solofra | 442.61 mi (712.32 km) |
| Trecate to Somma Lombardo | 17.35 mi (27.92 km) |
| Trecate to Somma Vesuviana | 426.34 mi (686.12 km) |
| Trecate to Sommacampagna | 102.68 mi (165.25 km) |
| Trecate to Sona | 101.82 mi (163.86 km) |
| Trecate to Sondrio | 74.74 mi (120.29 km) |
| Trecate to Sora | 354.40 mi (570.35 km) |
| Trecate to Sorbolo | 92.91 mi (149.53 km) |
| Trecate to Soresina | 55.49 mi (89.30 km) |
| Trecate to Sorisole | 49.34 mi (79.40 km) |
| Trecate to Sorrento | 437.26 mi (703.69 km) |
| Trecate to Sorso | 320.34 mi (515.54 km) |
| Trecate to Sortino | 657.65 mi (1,058.39 km) |
| Trecate to Soverato Marina | 614.45 mi (988.86 km) |
| Trecate to Sovicille | 193.16 mi (310.86 km) |
