| Alenquer to Sierpc | 1,658.80 mi (2,669.58 km) |
| Alenquer to Skarzysko-Kamienna | 1,664.75 mi (2,679.15 km) |
| Alenquer to Skawina | 1,595.56 mi (2,567.80 km) |
| Alenquer to Skierniewice | 1,653.54 mi (2,661.11 km) |
| Alenquer to Skoczow | 1,547.40 mi (2,490.30 km) |
| Alenquer to Skwierzyna | 1,493.90 mi (2,404.19 km) |
| Alenquer to Slawno | 1,596.46 mi (2,569.25 km) |
| Alenquer to Slubice | 1,451.20 mi (2,335.48 km) |
| Alenquer to Slupca | 1,573.37 mi (2,532.09 km) |
| Alenquer to Slupsk | 1,612.50 mi (2,595.06 km) |
| Alenquer to Sochaczew | 1,663.53 mi (2,677.19 km) |
| Alenquer to Sokolka | 1,819.59 mi (2,928.35 km) |
| Alenquer to Sokolow Podlaski | 1,747.36 mi (2,812.11 km) |
| Alenquer to Solec Kujawski | 1,610.49 mi (2,591.83 km) |
| Alenquer to Sopot | 1,665.73 mi (2,680.73 km) |
