| Leek to Solofra | 1,157.12 mi (1,862.20 km) |
| Leek to Somma Lombardo | 702.60 mi (1,130.73 km) |
| Leek to Somma Vesuviana | 1,141.97 mi (1,837.83 km) |
| Leek to Sommacampagna | 785.69 mi (1,264.44 km) |
| Leek to Sona | 783.45 mi (1,260.84 km) |
| Leek to Sondrio | 714.59 mi (1,150.03 km) |
| Leek to Sora | 1,069.77 mi (1,721.62 km) |
| Leek to Sorbolo | 801.43 mi (1,289.77 km) |
| Leek to Soresina | 759.56 mi (1,222.39 km) |
| Leek to Sorisole | 729.66 mi (1,174.27 km) |
| Leek to Sorrento | 1,153.61 mi (1,856.55 km) |
| Leek to Sorso | 984.21 mi (1,583.94 km) |
| Leek to Sortino | 1,372.46 mi (2,208.77 km) |
| Leek to Soverato Marina | 1,330.29 mi (2,140.89 km) |
| Leek to Sovicille | 910.12 mi (1,464.69 km) |
