| Watertown to Solofra | 4,384.87 mi (7,056.77 km) |
| Watertown to Somma Lombardo | 3,941.27 mi (6,342.85 km) |
| Watertown to Somma Vesuviana | 4,365.88 mi (7,026.21 km) |
| Watertown to Sommacampagna | 4,039.90 mi (6,501.59 km) |
| Watertown to Sona | 4,037.98 mi (6,498.50 km) |
| Watertown to Sondrio | 3,971.64 mi (6,391.73 km) |
| Watertown to Sora | 4,297.19 mi (6,915.65 km) |
| Watertown to Sorbolo | 4,044.02 mi (6,508.22 km) |
| Watertown to Soresina | 4,003.35 mi (6,442.77 km) |
| Watertown to Sorisole | 3,978.62 mi (6,402.96 km) |
| Watertown to Sorrento | 4,373.22 mi (7,038.02 km) |
| Watertown to Sorso | 4,118.05 mi (6,627.37 km) |
| Watertown to Sortino | 4,545.87 mi (7,315.87 km) |
| Watertown to Soverato Marina | 4,546.63 mi (7,317.09 km) |
| Watertown to Sovicille | 4,135.77 mi (6,655.88 km) |
