| Iselin to Sierpc | 4,205.83 mi (6,768.63 km) |
| Iselin to Skarzysko-Kamienna | 4,313.78 mi (6,942.35 km) |
| Iselin to Skawina | 4,313.90 mi (6,942.55 km) |
| Iselin to Skierniewice | 4,255.29 mi (6,848.23 km) |
| Iselin to Skoczow | 4,280.54 mi (6,888.86 km) |
| Iselin to Skwierzyna | 4,062.17 mi (6,537.44 km) |
| Iselin to Slawno | 4,049.48 mi (6,517.01 km) |
| Iselin to Slubice | 4,035.10 mi (6,493.87 km) |
| Iselin to Slupca | 4,159.81 mi (6,694.56 km) |
| Iselin to Slupsk | 4,058.74 mi (6,531.91 km) |
| Iselin to Sochaczew | 4,248.98 mi (6,838.07 km) |
| Iselin to Sokolka | 4,323.77 mi (6,958.43 km) |
| Iselin to Sokolow Podlaski | 4,315.98 mi (6,945.89 km) |
| Iselin to Solec Kujawski | 4,147.08 mi (6,674.08 km) |
| Iselin to Sopot | 4,113.85 mi (6,620.61 km) |
