| Tucson Mountains to Solofra | 6,321.76 mi (10,173.89 km) |
| Tucson Mountains to Somma Lombardo | 5,866.37 mi (9,441.00 km) |
| Tucson Mountains to Somma Vesuviana | 6,304.97 mi (10,146.87 km) |
| Tucson Mountains to Sommacampagna | 5,955.52 mi (9,584.49 km) |
| Tucson Mountains to Sona | 5,953.34 mi (9,580.98 km) |
| Tucson Mountains to Sondrio | 5,884.65 mi (9,470.43 km) |
| Tucson Mountains to Sora | 6,233.40 mi (10,031.68 km) |
| Tucson Mountains to Sorbolo | 5,967.95 mi (9,604.48 km) |
| Tucson Mountains to Soresina | 5,926.07 mi (9,537.08 km) |
| Tucson Mountains to Sorisole | 5,897.64 mi (9,491.33 km) |
| Tucson Mountains to Sorrento | 6,314.95 mi (10,162.93 km) |
| Tucson Mountains to Sorso | 6,090.43 mi (9,801.59 km) |
| Tucson Mountains to Sortino | 6,513.13 mi (10,481.87 km) |
| Tucson Mountains to Soverato Marina | 6,492.17 mi (10,448.14 km) |
| Tucson Mountains to Sovicille | 6,071.05 mi (9,770.41 km) |
