| Marshalltown to Sierpc | 4,752.56 mi (7,648.50 km) |
| Marshalltown to Skarzysko-Kamienna | 4,874.94 mi (7,845.45 km) |
| Marshalltown to Skawina | 4,894.66 mi (7,877.20 km) |
| Marshalltown to Skierniewice | 4,810.59 mi (7,741.90 km) |
| Marshalltown to Skoczow | 4,869.41 mi (7,836.56 km) |
| Marshalltown to Skwierzyna | 4,634.66 mi (7,458.77 km) |
| Marshalltown to Slawno | 4,593.22 mi (7,392.08 km) |
| Marshalltown to Slubice | 4,615.56 mi (7,428.03 km) |
| Marshalltown to Slupca | 4,723.58 mi (7,601.87 km) |
| Marshalltown to Slupsk | 4,599.27 mi (7,401.81 km) |
| Marshalltown to Sochaczew | 4,800.57 mi (7,725.76 km) |
| Marshalltown to Sokolka | 4,842.53 mi (7,793.30 km) |
| Marshalltown to Sokolow Podlaski | 4,854.08 mi (7,811.89 km) |
| Marshalltown to Solec Kujawski | 4,699.08 mi (7,562.44 km) |
| Marshalltown to Sopot | 4,646.62 mi (7,478.02 km) |
