| Poughkeepsie to Sierpc | 4,135.48 mi (6,655.42 km) |
| Poughkeepsie to Skarzysko-Kamienna | 4,244.31 mi (6,830.56 km) |
| Poughkeepsie to Skawina | 4,245.53 mi (6,832.52 km) |
| Poughkeepsie to Skierniewice | 4,185.44 mi (6,735.82 km) |
| Poughkeepsie to Skoczow | 4,212.59 mi (6,779.52 km) |
| Poughkeepsie to Skwierzyna | 3,993.02 mi (6,426.14 km) |
| Poughkeepsie to Slawno | 3,978.79 mi (6,403.24 km) |
| Poughkeepsie to Slubice | 3,966.36 mi (6,383.23 km) |
| Poughkeepsie to Slupca | 4,090.30 mi (6,582.70 km) |
| Poughkeepsie to Slupsk | 3,987.90 mi (6,417.90 km) |
| Poughkeepsie to Sochaczew | 4,178.93 mi (6,725.34 km) |
| Poughkeepsie to Sokolka | 4,252.19 mi (6,843.23 km) |
| Poughkeepsie to Sokolow Podlaski | 4,245.32 mi (6,832.18 km) |
| Poughkeepsie to Solec Kujawski | 4,076.93 mi (6,561.19 km) |
| Poughkeepsie to Sopot | 4,042.70 mi (6,506.09 km) |
