| South Valley to Sierpc | 5,564.06 mi (8,954.48 km) |
| South Valley to Skarzysko-Kamienna | 5,690.75 mi (9,158.37 km) |
| South Valley to Skawina | 5,718.28 mi (9,202.69 km) |
| South Valley to Skierniewice | 5,624.86 mi (9,052.34 km) |
| South Valley to Skoczow | 5,696.59 mi (9,167.78 km) |
| South Valley to Skwierzyna | 5,458.40 mi (8,784.44 km) |
| South Valley to Slawno | 5,405.88 mi (8,699.92 km) |
| South Valley to Slubice | 5,442.67 mi (8,759.13 km) |
| South Valley to Slupca | 5,542.60 mi (8,919.95 km) |
| South Valley to Slupsk | 5,410.49 mi (8,707.33 km) |
| South Valley to Sochaczew | 5,613.41 mi (9,033.91 km) |
| South Valley to Sokolka | 5,640.36 mi (9,077.28 km) |
| South Valley to Sokolow Podlaski | 5,660.32 mi (9,109.41 km) |
| South Valley to Solec Kujawski | 5,513.58 mi (8,873.25 km) |
| South Valley to Sopot | 5,453.81 mi (8,777.05 km) |
