| Mason City to Santa Venerina | 5,273.40 mi (8,486.72 km) |
| Mason City to Santeramo in Colle | 5,184.20 mi (8,343.17 km) |
| Mason City to Santo Stefano di Magra | 4,770.23 mi (7,676.94 km) |
| Mason City to Santo Stino di Livenza | 4,801.31 mi (7,726.96 km) |
| Mason City to Sarezzo | 4,714.37 mi (7,587.04 km) |
| Mason City to Sarno | 5,102.84 mi (8,212.22 km) |
| Mason City to Saronno | 4,672.32 mi (7,519.38 km) |
| Mason City to Sarzana | 4,774.11 mi (7,683.19 km) |
| Mason City to Sassari | 4,872.24 mi (7,841.11 km) |
| Mason City to Sasso Marconi | 4,809.52 mi (7,740.17 km) |
| Mason City to Sassuolo | 4,785.36 mi (7,701.29 km) |
| Mason City to Sava | 5,233.40 mi (8,422.35 km) |
| Mason City to Saviano | 5,094.29 mi (8,198.46 km) |
| Mason City to Savigliano | 4,662.13 mi (7,502.98 km) |
| Mason City to Savignano sul Panaro | 4,797.68 mi (7,721.11 km) |
