| Redwood City to Solofra | 6,382.57 mi (10,271.76 km) |
| Redwood City to Somma Lombardo | 5,931.05 mi (9,545.11 km) |
| Redwood City to Somma Vesuviana | 6,368.58 mi (10,249.24 km) |
| Redwood City to Sommacampagna | 6,008.31 mi (9,669.43 km) |
| Redwood City to Sona | 6,005.96 mi (9,665.66 km) |
| Redwood City to Sondrio | 5,937.55 mi (9,555.56 km) |
| Redwood City to Sora | 6,296.45 mi (10,133.16 km) |
| Redwood City to Sorbolo | 6,028.02 mi (9,701.16 km) |
| Redwood City to Soresina | 5,986.45 mi (9,634.26 km) |
| Redwood City to Sorisole | 5,955.57 mi (9,584.57 km) |
| Redwood City to Sorrento | 6,380.95 mi (10,269.14 km) |
| Redwood City to Sorso | 6,197.22 mi (9,973.47 km) |
| Redwood City to Sortino | 6,601.00 mi (10,623.29 km) |
| Redwood City to Soverato Marina | 6,556.38 mi (10,551.48 km) |
| Redwood City to Sovicille | 6,138.59 mi (9,879.10 km) |
