| Mason City to Schwaig | 4,581.16 mi (7,372.66 km) |
| Mason City to Schwaigern | 4,520.36 mi (7,274.82 km) |
| Mason City to Schwaikheim | 4,542.38 mi (7,310.25 km) |
| Mason City to Schwalbach | 4,434.27 mi (7,136.27 km) |
| Mason City to Schwalmstadt | 4,449.46 mi (7,160.71 km) |
| Mason City to Schwalmtal | 4,334.89 mi (6,976.33 km) |
| Mason City to Schwandorf | 4,618.81 mi (7,433.25 km) |
| Mason City to Schwanewede | 4,332.58 mi (6,972.61 km) |
| Mason City to Schwarzenbek | 4,383.14 mi (7,053.97 km) |
| Mason City to Schwarzenberg | 4,587.47 mi (7,382.82 km) |
| Mason City to Schwarzenbruck | 4,587.53 mi (7,382.91 km) |
| Mason City to Schwedt (Oder) | 4,524.68 mi (7,281.77 km) |
| Mason City to Schweinfurt | 4,522.34 mi (7,278.00 km) |
| Mason City to Schwelm | 4,368.12 mi (7,029.81 km) |
| Mason City to Schwerin | 4,408.04 mi (7,094.05 km) |
