| Mason City to Sheldon | 4,001.96 mi (6,440.54 km) |
| Mason City to Shenfield | 4,107.15 mi (6,609.82 km) |
| Mason City to Shenley Brook End | 4,053.12 mi (6,522.87 km) |
| Mason City to Shenley Church End | 4,052.69 mi (6,522.17 km) |
| Mason City to Shepperton | 4,087.56 mi (6,578.30 km) |
| Mason City to Shepshed | 4,007.67 mi (6,449.72 km) |
| Mason City to Shepton Mallet | 4,017.69 mi (6,465.85 km) |
| Mason City to Sherborne | 4,027.49 mi (6,481.63 km) |
| Mason City to Shevington | 3,929.95 mi (6,324.65 km) |
| Mason City to Shildon | 3,930.72 mi (6,325.89 km) |
| Mason City to Shipley | 3,953.50 mi (6,362.55 km) |
| Mason City to Shirebrook | 3,995.11 mi (6,429.51 km) |
| Mason City to Shiremoor | 3,921.97 mi (6,311.80 km) |
| Mason City to Shirley | 4,102.71 mi (6,602.68 km) |
| Mason City to Shoeburyness | 4,128.13 mi (6,643.59 km) |
