| Castle Rock to Sierpc | 5,252.63 mi (8,453.29 km) |
| Castle Rock to Skarzysko-Kamienna | 5,380.00 mi (8,658.27 km) |
| Castle Rock to Skawina | 5,409.13 mi (8,705.15 km) |
| Castle Rock to Skierniewice | 5,313.88 mi (8,551.87 km) |
| Castle Rock to Skoczow | 5,388.28 mi (8,671.60 km) |
| Castle Rock to Skwierzyna | 5,149.53 mi (8,287.37 km) |
| Castle Rock to Slawno | 5,094.81 mi (8,199.31 km) |
| Castle Rock to Slubice | 5,134.61 mi (8,263.36 km) |
| Castle Rock to Slupca | 5,232.63 mi (8,421.10 km) |
| Castle Rock to Slupsk | 5,099.15 mi (8,206.30 km) |
| Castle Rock to Sochaczew | 5,302.18 mi (8,533.04 km) |
| Castle Rock to Sokolka | 5,326.75 mi (8,572.57 km) |
| Castle Rock to Sokolow Podlaski | 5,347.93 mi (8,606.66 km) |
| Castle Rock to Solec Kujawski | 5,202.76 mi (8,373.03 km) |
| Castle Rock to Sopot | 5,141.74 mi (8,274.84 km) |
