| Harborne to Sierpc | 902.72 mi (1,452.79 km) |
| Harborne to Skarzysko-Kamienna | 977.56 mi (1,573.23 km) |
| Harborne to Skawina | 954.23 mi (1,535.69 km) |
| Harborne to Skierniewice | 932.57 mi (1,500.83 km) |
| Harborne to Skoczow | 914.41 mi (1,471.61 km) |
| Harborne to Skwierzyna | 731.74 mi (1,177.62 km) |
| Harborne to Slawno | 775.85 mi (1,248.61 km) |
| Harborne to Slubice | 694.74 mi (1,118.07 km) |
| Harborne to Slupca | 833.24 mi (1,340.97 km) |
| Harborne to Slupsk | 790.37 mi (1,271.98 km) |
| Harborne to Sochaczew | 932.76 mi (1,501.13 km) |
| Harborne to Sokolka | 1,056.31 mi (1,699.96 km) |
| Harborne to Sokolow Podlaski | 1,014.73 mi (1,633.04 km) |
| Harborne to Solec Kujawski | 841.98 mi (1,355.04 km) |
| Harborne to Sopot | 852.07 mi (1,371.27 km) |
