| Cal to Sierpc | 1,123.62 mi (1,808.30 km) |
| Cal to Skarzysko-Kamienna | 990.92 mi (1,594.73 km) |
| Cal to Skawina | 947.85 mi (1,525.42 km) |
| Cal to Skierniewice | 1,058.25 mi (1,703.09 km) |
| Cal to Skoczow | 964.36 mi (1,551.98 km) |
| Cal to Skwierzyna | 1,204.36 mi (1,938.24 km) |
| Cal to Slawno | 1,273.95 mi (2,050.23 km) |
| Cal to Slubice | 1,216.70 mi (1,958.10 km) |
| Cal to Slupca | 1,128.30 mi (1,815.82 km) |
| Cal to Slupsk | 1,272.50 mi (2,047.88 km) |
| Cal to Sochaczew | 1,072.80 mi (1,726.50 km) |
| Cal to Sokolka | 1,094.89 mi (1,762.05 km) |
| Cal to Sokolow Podlaski | 1,047.27 mi (1,685.42 km) |
| Cal to Solec Kujawski | 1,165.43 mi (1,875.58 km) |
| Cal to Sopot | 1,240.23 mi (1,995.96 km) |
