| Norristown to Sierpc | 4,265.25 mi (6,864.26 km) |
| Norristown to Skarzysko-Kamienna | 4,373.58 mi (7,038.60 km) |
| Norristown to Skawina | 4,374.12 mi (7,039.46 km) |
| Norristown to Skierniewice | 4,314.93 mi (6,944.21 km) |
| Norristown to Skoczow | 4,340.90 mi (6,986.01 km) |
| Norristown to Skwierzyna | 4,122.10 mi (6,633.87 km) |
| Norristown to Slawno | 4,108.73 mi (6,612.37 km) |
| Norristown to Slubice | 4,095.18 mi (6,590.55 km) |
| Norristown to Slupca | 4,219.59 mi (6,790.77 km) |
| Norristown to Slupsk | 4,117.92 mi (6,627.16 km) |
| Norristown to Sochaczew | 4,308.53 mi (6,933.91 km) |
| Norristown to Sokolka | 4,382.58 mi (7,053.08 km) |
| Norristown to Sokolow Podlaski | 4,375.25 mi (7,041.29 km) |
| Norristown to Solec Kujawski | 4,206.59 mi (6,769.85 km) |
| Norristown to Sopot | 4,172.88 mi (6,715.60 km) |
