| Alpu to Solofra | 850.38 mi (1,368.56 km) |
| Alpu to Somma Lombardo | 1,196.28 mi (1,925.23 km) |
| Alpu to Somma Vesuviana | 871.95 mi (1,403.28 km) |
| Alpu to Sommacampagna | 1,090.50 mi (1,754.99 km) |
| Alpu to Sona | 1,091.83 mi (1,757.14 km) |
| Alpu to Sondrio | 1,149.49 mi (1,849.92 km) |
| Alpu to Sora | 915.73 mi (1,473.72 km) |
| Alpu to Sorbolo | 1,101.26 mi (1,772.31 km) |
| Alpu to Soresina | 1,135.73 mi (1,827.78 km) |
| Alpu to Sorisole | 1,152.09 mi (1,854.12 km) |
| Alpu to Sorrento | 875.55 mi (1,409.06 km) |
| Alpu to Sorso | 1,178.20 mi (1,896.12 km) |
| Alpu to Sortino | 878.34 mi (1,413.55 km) |
| Alpu to Soverato Marina | 773.53 mi (1,244.88 km) |
| Alpu to Sovicille | 1,045.76 mi (1,682.98 km) |
