| Williamstown to Solofra | 4,505.56 mi (7,251.00 km) |
| Williamstown to Somma Lombardo | 4,071.57 mi (6,552.57 km) |
| Williamstown to Somma Vesuviana | 4,485.81 mi (7,219.21 km) |
| Williamstown to Sommacampagna | 4,172.96 mi (6,715.73 km) |
| Williamstown to Sona | 4,171.16 mi (6,712.84 km) |
| Williamstown to Sondrio | 4,106.49 mi (6,608.75 km) |
| Williamstown to Sora | 4,419.04 mi (7,111.77 km) |
| Williamstown to Sorbolo | 4,173.68 mi (6,716.90 km) |
| Williamstown to Soresina | 4,133.96 mi (6,652.96 km) |
| Williamstown to Sorisole | 4,110.99 mi (6,616.01 km) |
| Williamstown to Sorrento | 4,491.92 mi (7,229.05 km) |
| Williamstown to Sorso | 4,224.49 mi (6,798.67 km) |
| Williamstown to Sortino | 4,650.98 mi (7,485.03 km) |
| Williamstown to Soverato Marina | 4,661.97 mi (7,502.72 km) |
| Williamstown to Sovicille | 4,259.68 mi (6,855.30 km) |
