| Central Islip to Sierpc | 4,154.45 mi (6,685.94 km) |
| Central Islip to Skarzysko-Kamienna | 4,261.68 mi (6,858.51 km) |
| Central Islip to Skawina | 4,261.01 mi (6,857.43 km) |
| Central Islip to Skierniewice | 4,203.49 mi (6,764.87 km) |
| Central Islip to Skoczow | 4,227.35 mi (6,803.27 km) |
| Central Islip to Skwierzyna | 4,009.87 mi (6,453.26 km) |
| Central Islip to Slawno | 3,998.40 mi (6,434.80 km) |
| Central Islip to Slubice | 3,982.49 mi (6,409.20 km) |
| Central Islip to Slupca | 4,107.76 mi (6,610.80 km) |
| Central Islip to Slupsk | 4,007.79 mi (6,449.91 km) |
| Central Islip to Sochaczew | 4,197.34 mi (6,754.97 km) |
| Central Islip to Sokolka | 4,273.45 mi (6,877.45 km) |
| Central Islip to Sokolow Podlaski | 4,264.84 mi (6,863.59 km) |
| Central Islip to Solec Kujawski | 4,095.54 mi (6,591.14 km) |
| Central Islip to Sopot | 4,063.17 mi (6,539.04 km) |
