| Ronkonkoma to Sierpc | 4,150.91 mi (6,680.24 km) |
| Ronkonkoma to Skarzysko-Kamienna | 4,258.10 mi (6,852.75 km) |
| Ronkonkoma to Skawina | 4,257.39 mi (6,851.61 km) |
| Ronkonkoma to Skierniewice | 4,199.93 mi (6,759.14 km) |
| Ronkonkoma to Skoczow | 4,223.72 mi (6,797.42 km) |
| Ronkonkoma to Skwierzyna | 4,006.28 mi (6,447.49 km) |
| Ronkonkoma to Slawno | 3,994.87 mi (6,429.13 km) |
| Ronkonkoma to Slubice | 3,978.89 mi (6,403.41 km) |
| Ronkonkoma to Slupca | 4,104.19 mi (6,605.05 km) |
| Ronkonkoma to Slupsk | 4,004.27 mi (6,444.25 km) |
| Ronkonkoma to Sochaczew | 4,193.79 mi (6,749.25 km) |
| Ronkonkoma to Sokolka | 4,269.96 mi (6,871.84 km) |
| Ronkonkoma to Sokolow Podlaski | 4,261.31 mi (6,857.91 km) |
| Ronkonkoma to Solec Kujawski | 4,091.99 mi (6,585.43 km) |
| Ronkonkoma to Sopot | 4,059.67 mi (6,533.41 km) |
