| Mason City to Senftenberg | 4,585.12 mi (7,379.05 km) |
| Mason City to Siegburg | 4,385.11 mi (7,057.16 km) |
| Mason City to Siegen | 4,410.06 mi (7,097.30 km) |
| Mason City to Sigmaringen | 4,571.42 mi (7,356.99 km) |
| Mason City to Simbach am Inn | 4,697.82 mi (7,560.41 km) |
| Mason City to Simmerath | 4,361.53 mi (7,019.21 km) |
| Mason City to Sindelfingen | 4,536.72 mi (7,301.15 km) |
| Mason City to Sinsheim | 4,509.46 mi (7,257.27 km) |
| Mason City to Sinzheim | 4,504.73 mi (7,249.66 km) |
| Mason City to Sinzig | 4,397.36 mi (7,076.87 km) |
| Mason City to Soest | 4,384.65 mi (7,056.41 km) |
| Mason City to Solingen | 4,365.85 mi (7,026.15 km) |
| Mason City to Soltau | 4,383.84 mi (7,055.11 km) |
| Mason City to Sommerda | 4,504.42 mi (7,249.16 km) |
| Mason City to Sondershausen | 4,487.12 mi (7,221.32 km) |
