| South Valley to Solofra | 6,016.28 mi (9,682.27 km) |
| South Valley to Somma Lombardo | 5,561.39 mi (8,950.19 km) |
| South Valley to Somma Vesuviana | 5,999.22 mi (9,654.82 km) |
| South Valley to Sommacampagna | 5,651.71 mi (9,095.56 km) |
| South Valley to Sona | 5,649.56 mi (9,092.08 km) |
| South Valley to Sondrio | 5,580.98 mi (8,981.72 km) |
| South Valley to Sora | 5,927.85 mi (9,539.95 km) |
| South Valley to Sorbolo | 5,663.27 mi (9,114.16 km) |
| South Valley to Soresina | 5,621.45 mi (9,046.84 km) |
| South Valley to Sorisole | 5,593.35 mi (9,001.64 km) |
| South Valley to Sorrento | 6,008.93 mi (9,670.44 km) |
| South Valley to Sorso | 5,780.93 mi (9,303.50 km) |
| South Valley to Sortino | 6,204.62 mi (9,985.37 km) |
| South Valley to Soverato Marina | 6,185.99 mi (9,955.40 km) |
| South Valley to Sovicille | 5,765.34 mi (9,278.42 km) |
