| Plymstock to Sierpc | 1,029.04 mi (1,656.09 km) |
| Plymstock to Skarzysko-Kamienna | 1,089.48 mi (1,753.35 km) |
| Plymstock to Skawina | 1,054.47 mi (1,697.00 km) |
| Plymstock to Skierniewice | 1,051.25 mi (1,691.82 km) |
| Plymstock to Skoczow | 1,011.14 mi (1,627.27 km) |
| Plymstock to Skwierzyna | 854.34 mi (1,374.93 km) |
| Plymstock to Slawno | 914.91 mi (1,472.40 km) |
| Plymstock to Slubice | 814.35 mi (1,310.57 km) |
| Plymstock to Slupca | 953.63 mi (1,534.72 km) |
| Plymstock to Slupsk | 930.14 mi (1,496.92 km) |
| Plymstock to Sochaczew | 1,053.79 mi (1,695.91 km) |
| Plymstock to Sokolka | 1,187.67 mi (1,911.37 km) |
| Plymstock to Sokolow Podlaski | 1,138.24 mi (1,831.82 km) |
| Plymstock to Solec Kujawski | 969.72 mi (1,560.62 km) |
| Plymstock to Sopot | 991.11 mi (1,595.04 km) |
