| Rio Grande City to Sierpc | 5,835.93 mi (9,392.02 km) |
| Rio Grande City to Skarzysko-Kamienna | 5,953.25 mi (9,580.83 km) |
| Rio Grande City to Skawina | 5,964.61 mi (9,599.11 km) |
| Rio Grande City to Skierniewice | 5,890.92 mi (9,480.52 km) |
| Rio Grande City to Skoczow | 5,935.49 mi (9,552.24 km) |
| Rio Grande City to Skwierzyna | 5,706.75 mi (9,184.12 km) |
| Rio Grande City to Slawno | 5,676.78 mi (9,135.89 km) |
| Rio Grande City to Slubice | 5,684.01 mi (9,147.53 km) |
| Rio Grande City to Slupca | 5,799.92 mi (9,334.07 km) |
| Rio Grande City to Slupsk | 5,684.08 mi (9,147.64 km) |
| Rio Grande City to Sochaczew | 5,882.32 mi (9,466.67 km) |
| Rio Grande City to Sokolka | 5,936.56 mi (9,553.96 km) |
| Rio Grande City to Sokolow Podlaski | 5,941.32 mi (9,561.62 km) |
| Rio Grande City to Solec Kujawski | 5,780.07 mi (9,302.12 km) |
| Rio Grande City to Sopot | 5,734.59 mi (9,228.93 km) |
