| Caister-on-Sea to Sierpc | 747.95 mi (1,203.70 km) |
| Caister-on-Sea to Skarzysko-Kamienna | 822.50 mi (1,323.68 km) |
| Caister-on-Sea to Skawina | 800.76 mi (1,288.69 km) |
| Caister-on-Sea to Skierniewice | 777.32 mi (1,250.97 km) |
| Caister-on-Sea to Skoczow | 761.79 mi (1,225.98 km) |
| Caister-on-Sea to Skwierzyna | 576.54 mi (927.85 km) |
| Caister-on-Sea to Slawno | 624.00 mi (1,004.23 km) |
| Caister-on-Sea to Slubice | 539.48 mi (868.21 km) |
| Caister-on-Sea to Slupca | 678.00 mi (1,091.13 km) |
| Caister-on-Sea to Slupsk | 638.83 mi (1,028.09 km) |
| Caister-on-Sea to Sochaczew | 777.56 mi (1,251.37 km) |
| Caister-on-Sea to Sokolka | 902.53 mi (1,452.47 km) |
| Caister-on-Sea to Sokolow Podlaski | 859.73 mi (1,383.60 km) |
| Caister-on-Sea to Solec Kujawski | 687.34 mi (1,106.16 km) |
| Caister-on-Sea to Sopot | 700.33 mi (1,127.08 km) |
