| Mason City to St. Simons (Georgia) | 1,050.02 mi (1,689.84 km) |
| Mason City to Stafford (Texas) | 943.36 mi (1,518.19 km) |
| Mason City to Stallings (North Carolina) | 870.28 mi (1,400.57 km) |
| Mason City to Stamford (Connecticut) | 1,013.98 mi (1,631.84 km) |
| Mason City to Stanford (California) | 1,568.52 mi (2,524.29 km) |
| Mason City to Stanton (California) | 1,480.99 mi (2,383.43 km) |
| Mason City to Star (Idaho) | 1,165.56 mi (1,875.79 km) |
| Mason City to Starkville (Mississippi) | 709.79 mi (1,142.29 km) |
| Mason City to State College (Pennsylvania) | 803.62 mi (1,293.30 km) |
| Mason City to Staten Island (New York) | 993.84 mi (1,599.43 km) |
| Mason City to Statesboro (Georgia) | 965.99 mi (1,554.61 km) |
| Mason City to Statesville (North Carolina) | 829.98 mi (1,335.72 km) |
| Mason City to Staunton (Virginia) | 815.96 mi (1,313.17 km) |
| Mason City to Steamboat Springs (Colorado) | 724.57 mi (1,166.08 km) |
| Mason City to Steiner Ranch (Texas) | 920.29 mi (1,481.06 km) |
