| Severn to Sierpc | 4,364.29 mi (7,023.64 km) |
| Severn to Skarzysko-Kamienna | 4,472.74 mi (7,198.18 km) |
| Severn to Skawina | 4,473.37 mi (7,199.19 km) |
| Severn to Skierniewice | 4,414.05 mi (7,103.72 km) |
| Severn to Skoczow | 4,440.17 mi (7,145.77 km) |
| Severn to Skwierzyna | 4,221.29 mi (6,793.51 km) |
| Severn to Slawno | 4,207.71 mi (6,771.65 km) |
| Severn to Slubice | 4,194.41 mi (6,750.24 km) |
| Severn to Slupca | 4,318.75 mi (6,950.35 km) |
| Severn to Slupsk | 4,216.86 mi (6,786.39 km) |
| Severn to Sochaczew | 4,407.62 mi (7,093.37 km) |
| Severn to Sokolka | 4,481.34 mi (7,212.02 km) |
| Severn to Sokolow Podlaski | 4,474.23 mi (7,200.58 km) |
| Severn to Solec Kujawski | 4,305.66 mi (6,929.29 km) |
| Severn to Sopot | 4,271.75 mi (6,874.72 km) |
