| Mason City to Savannah (Georgia) | 1,009.39 mi (1,624.45 km) |
| Mason City to Sayreville (New Jersey) | 987.44 mi (1,589.13 km) |
| Mason City to Sayville (New York) | 1,044.32 mi (1,680.67 km) |
| Mason City to Scaggsville (Maryland) | 891.18 mi (1,434.21 km) |
| Mason City to Scarsdale (New York) | 1,004.95 mi (1,617.31 km) |
| Mason City to Schaumburg (Illinois) | 271.40 mi (436.78 km) |
| Mason City to Schenectady (New York) | 972.39 mi (1,564.90 km) |
| Mason City to Schererville (Indiana) | 315.60 mi (507.91 km) |
| Mason City to Schertz (Texas) | 979.26 mi (1,575.97 km) |
| Mason City to Schiller Park (Illinois) | 283.43 mi (456.14 km) |
| Mason City to Schofield Barracks (Hawaii) | 3,965.11 mi (6,381.23 km) |
| Mason City to Scotchtown (New York) | 967.07 mi (1,556.35 km) |
| Mason City to Scottdale (Georgia) | 806.02 mi (1,297.16 km) |
| Mason City to Scotts Valley (California) | 1,571.15 mi (2,528.52 km) |
| Mason City to Scottsbluff (Nebraska) | 539.79 mi (868.70 km) |
