| Clay to Sierpc | 5,005.25 mi (8,055.17 km) |
| Clay to Skarzysko-Kamienna | 5,117.28 mi (8,235.47 km) |
| Clay to Skawina | 5,121.91 mi (8,242.92 km) |
| Clay to Skierniewice | 5,057.11 mi (8,138.62 km) |
| Clay to Skoczow | 5,090.17 mi (8,191.83 km) |
| Clay to Skwierzyna | 4,867.27 mi (7,833.11 km) |
| Clay to Slawno | 4,847.35 mi (7,801.06 km) |
| Clay to Slubice | 4,841.91 mi (7,792.30 km) |
| Clay to Slupca | 4,963.26 mi (7,987.60 km) |
| Clay to Slupsk | 4,855.81 mi (7,814.66 km) |
| Clay to Sochaczew | 5,049.84 mi (8,126.93 km) |
| Clay to Sokolka | 5,116.22 mi (8,233.76 km) |
| Clay to Sokolow Podlaski | 5,113.67 mi (8,229.66 km) |
| Clay to Solec Kujawski | 4,947.57 mi (7,962.34 km) |
| Clay to Sopot | 4,909.11 mi (7,900.45 km) |
