| Mason City to Southwater | 4,104.93 mi (6,606.25 km) |
| Mason City to Southwick | 3,929.35 mi (6,323.68 km) |
| Mason City to Southwick | 4,116.04 mi (6,624.12 km) |
| Mason City to Sowerby Bridge | 3,953.02 mi (6,361.77 km) |
| Mason City to Spalding | 4,048.05 mi (6,514.70 km) |
| Mason City to Spennymoor | 3,930.43 mi (6,325.42 km) |
| Mason City to Spitalfields | 4,096.99 mi (6,593.46 km) |
| Mason City to Spondon | 3,998.63 mi (6,435.17 km) |
| Mason City to Stafford | 3,976.81 mi (6,400.06 km) |
| Mason City to Staines-upon-Thames | 4,084.09 mi (6,572.71 km) |
| Mason City to Stalybridge | 3,956.18 mi (6,366.86 km) |
| Mason City to Stamford | 4,040.87 mi (6,503.15 km) |
| Mason City to Standish | 3,930.41 mi (6,325.38 km) |
| Mason City to Stanford le Hope | 4,115.24 mi (6,622.85 km) |
| Mason City to Stanley | 3,968.24 mi (6,386.27 km) |
