| Mason City to Scarborough | 3,986.33 mi (6,415.38 km) |
| Mason City to Scartho | 4,023.19 mi (6,474.69 km) |
| Mason City to Scunthorpe | 4,002.09 mi (6,440.74 km) |
| Mason City to Seacombe | 3,923.33 mi (6,313.99 km) |
| Mason City to Seacroft | 3,965.08 mi (6,381.18 km) |
| Mason City to Seaford | 4,130.98 mi (6,648.16 km) |
| Mason City to Seaham | 3,934.34 mi (6,331.71 km) |
| Mason City to Sedgley | 3,985.89 mi (6,414.67 km) |
| Mason City to Selby | 3,980.23 mi (6,405.56 km) |
| Mason City to Selsey | 4,099.40 mi (6,597.34 km) |
| Mason City to Selston | 3,996.98 mi (6,432.51 km) |
| Mason City to Sevenoaks | 4,115.34 mi (6,623.00 km) |
| Mason City to Shanklin | 4,088.81 mi (6,580.31 km) |
| Mason City to Sheerness | 4,130.14 mi (6,646.81 km) |
| Mason City to Sheffield | 3,980.03 mi (6,405.24 km) |
