| Boiling Springs to Sierpc | 4,768.27 mi (7,673.80 km) |
| Boiling Springs to Skarzysko-Kamienna | 4,877.40 mi (7,849.42 km) |
| Boiling Springs to Skawina | 4,878.60 mi (7,851.34 km) |
| Boiling Springs to Skierniewice | 4,818.44 mi (7,754.53 km) |
| Boiling Springs to Skoczow | 4,845.55 mi (7,798.16 km) |
| Boiling Springs to Skwierzyna | 4,626.15 mi (7,445.06 km) |
| Boiling Springs to Slawno | 4,611.39 mi (7,421.31 km) |
| Boiling Springs to Slubice | 4,599.48 mi (7,402.14 km) |
| Boiling Springs to Slupca | 4,723.38 mi (7,601.55 km) |
| Boiling Springs to Slupsk | 4,620.40 mi (7,435.81 km) |
| Boiling Springs to Sochaczew | 4,811.86 mi (7,743.94 km) |
| Boiling Springs to Sokolka | 4,884.00 mi (7,860.04 km) |
| Boiling Springs to Sokolow Podlaski | 4,877.93 mi (7,850.27 km) |
| Boiling Springs to Solec Kujawski | 4,709.82 mi (7,579.72 km) |
| Boiling Springs to Sopot | 4,674.94 mi (7,523.59 km) |
