| Harderwijk to Skarzysko-Kamienna | 658.96 mi (1,060.49 km) |
| Harderwijk to Skawina | 636.11 mi (1,023.72 km) |
| Harderwijk to Skierniewice | 615.56 mi (990.65 km) |
| Harderwijk to Skoczow | 597.33 mi (961.31 km) |
| Harderwijk to Skwierzyna | 415.97 mi (669.44 km) |
| Harderwijk to Slawno | 476.10 mi (766.21 km) |
| Harderwijk to Slubice | 377.49 mi (607.51 km) |
| Harderwijk to Slupca | 516.69 mi (831.54 km) |
| Harderwijk to Slupsk | 491.62 mi (791.18 km) |
| Harderwijk to Sochaczew | 616.70 mi (992.49 km) |
| Harderwijk to Sokolka | 747.30 mi (1,202.66 km) |
| Harderwijk to Sokolow Podlaski | 700.07 mi (1,126.65 km) |
| Harderwijk to Solec Kujawski | 529.78 mi (852.60 km) |
| Harderwijk to Sopot | 551.96 mi (888.30 km) |
| Harderwijk to Sosnowiec | 599.94 mi (965.51 km) |
