| Glassboro to Sierpc | 4,278.27 mi (6,885.21 km) |
| Glassboro to Skarzysko-Kamienna | 4,385.96 mi (7,058.52 km) |
| Glassboro to Skawina | 4,385.74 mi (7,058.17 km) |
| Glassboro to Skierniewice | 4,327.58 mi (6,964.57 km) |
| Glassboro to Skoczow | 4,352.24 mi (7,004.25 km) |
| Glassboro to Skwierzyna | 4,134.27 mi (6,653.47 km) |
| Glassboro to Slawno | 4,122.01 mi (6,633.73 km) |
| Glassboro to Slubice | 4,107.07 mi (6,609.69 km) |
| Glassboro to Slupca | 4,232.01 mi (6,810.76 km) |
| Glassboro to Slupsk | 4,131.31 mi (6,648.70 km) |
| Glassboro to Sochaczew | 4,321.33 mi (6,954.51 km) |
| Glassboro to Sokolka | 4,396.51 mi (7,075.49 km) |
| Glassboro to Sokolow Podlaski | 4,388.49 mi (7,062.59 km) |
| Glassboro to Solec Kujawski | 4,219.46 mi (6,790.57 km) |
| Glassboro to Sopot | 4,186.50 mi (6,737.52 km) |
