| Sumter to Sierpc | 4,770.03 mi (7,676.63 km) |
| Sumter to Skarzysko-Kamienna | 4,876.68 mi (7,848.26 km) |
| Sumter to Skawina | 4,874.97 mi (7,845.51 km) |
| Sumter to Skierniewice | 4,818.78 mi (7,755.08 km) |
| Sumter to Skoczow | 4,840.83 mi (7,790.56 km) |
| Sumter to Skwierzyna | 4,624.67 mi (7,442.69 km) |
| Sumter to Slawno | 4,614.14 mi (7,425.74 km) |
| Sumter to Slubice | 4,596.92 mi (7,398.03 km) |
| Sumter to Slupca | 4,722.83 mi (7,600.66 km) |
| Sumter to Slupsk | 4,623.57 mi (7,440.92 km) |
| Sumter to Sochaczew | 4,812.76 mi (7,745.39 km) |
| Sumter to Sokolka | 4,889.34 mi (7,868.64 km) |
| Sumter to Sokolow Podlaski | 4,880.54 mi (7,854.48 km) |
| Sumter to Solec Kujawski | 4,711.03 mi (7,581.67 km) |
| Sumter to Sopot | 4,679.03 mi (7,530.17 km) |
