| Mastic Beach to Sierpc | 4,142.29 mi (6,666.36 km) |
| Mastic Beach to Skarzysko-Kamienna | 4,249.19 mi (6,838.41 km) |
| Mastic Beach to Skawina | 4,248.16 mi (6,836.75 km) |
| Mastic Beach to Skierniewice | 4,191.14 mi (6,744.99 km) |
| Mastic Beach to Skoczow | 4,214.37 mi (6,782.37 km) |
| Mastic Beach to Skwierzyna | 3,997.29 mi (6,433.02 km) |
| Mastic Beach to Slawno | 3,986.37 mi (6,415.45 km) |
| Mastic Beach to Slubice | 3,969.78 mi (6,388.75 km) |
| Mastic Beach to Slupca | 4,095.30 mi (6,590.75 km) |
| Mastic Beach to Slupsk | 3,995.82 mi (6,430.65 km) |
| Mastic Beach to Sochaczew | 4,185.07 mi (6,735.21 km) |
| Mastic Beach to Sokolka | 4,261.75 mi (6,858.62 km) |
| Mastic Beach to Sokolow Podlaski | 4,252.78 mi (6,844.18 km) |
| Mastic Beach to Solec Kujawski | 4,083.31 mi (6,571.45 km) |
| Mastic Beach to Sopot | 4,051.32 mi (6,519.97 km) |
