| Sidney to Sierpc | 4,565.16 mi (7,346.91 km) |
| Sidney to Skarzysko-Kamienna | 4,680.59 mi (7,532.68 km) |
| Sidney to Skawina | 4,689.92 mi (7,547.70 km) |
| Sidney to Skierniewice | 4,618.99 mi (7,433.54 km) |
| Sidney to Skoczow | 4,660.16 mi (7,499.80 km) |
| Sidney to Skwierzyna | 4,432.81 mi (7,133.92 km) |
| Sidney to Slawno | 4,406.39 mi (7,091.39 km) |
| Sidney to Slubice | 4,409.33 mi (7,096.14 km) |
| Sidney to Slupca | 4,526.93 mi (7,285.39 km) |
| Sidney to Slupsk | 4,414.17 mi (7,103.92 km) |
| Sidney to Sochaczew | 4,610.88 mi (7,420.49 km) |
| Sidney to Sokolka | 4,670.51 mi (7,516.46 km) |
| Sidney to Sokolow Podlaski | 4,671.89 mi (7,518.68 km) |
| Sidney to Solec Kujawski | 4,508.54 mi (7,255.80 km) |
| Sidney to Sopot | 4,465.94 mi (7,187.23 km) |
