| Howard to Sierpc | 4,465.41 mi (7,186.38 km) |
| Howard to Skarzysko-Kamienna | 4,586.60 mi (7,381.42 km) |
| Howard to Skawina | 4,604.51 mi (7,410.25 km) |
| Howard to Skierniewice | 4,522.70 mi (7,278.59 km) |
| Howard to Skoczow | 4,578.49 mi (7,368.37 km) |
| Howard to Skwierzyna | 4,344.76 mi (6,992.21 km) |
| Howard to Slawno | 4,306.00 mi (6,929.84 km) |
| Howard to Slubice | 4,324.90 mi (6,960.26 km) |
| Howard to Slupca | 4,434.68 mi (7,136.93 km) |
| Howard to Slupsk | 4,312.39 mi (6,940.12 km) |
| Howard to Sochaczew | 4,513.03 mi (7,263.01 km) |
| Howard to Sokolka | 4,558.60 mi (7,336.37 km) |
| Howard to Sokolow Podlaski | 4,568.06 mi (7,351.58 km) |
| Howard to Solec Kujawski | 4,411.27 mi (7,099.26 km) |
| Howard to Sopot | 4,360.67 mi (7,017.83 km) |
