| South Plainfield to Sierpc | 4,209.12 mi (6,773.92 km) |
| South Plainfield to Skarzysko-Kamienna | 4,317.15 mi (6,947.78 km) |
| South Plainfield to Skawina | 4,317.38 mi (6,948.15 km) |
| South Plainfield to Skierniewice | 4,258.63 mi (6,853.60 km) |
| South Plainfield to Skoczow | 4,284.05 mi (6,894.52 km) |
| South Plainfield to Skwierzyna | 4,065.58 mi (6,542.92 km) |
| South Plainfield to Slawno | 4,052.73 mi (6,522.24 km) |
| South Plainfield to Slubice | 4,038.54 mi (6,499.40 km) |
| South Plainfield to Slupca | 4,163.18 mi (6,699.99 km) |
| South Plainfield to Slupsk | 4,061.98 mi (6,537.12 km) |
| South Plainfield to Sochaczew | 4,252.29 mi (6,843.41 km) |
| South Plainfield to Sokolka | 4,326.93 mi (6,963.52 km) |
| South Plainfield to Sokolow Podlaski | 4,319.23 mi (6,951.13 km) |
| South Plainfield to Solec Kujawski | 4,150.39 mi (6,679.41 km) |
| South Plainfield to Sopot | 4,117.06 mi (6,625.76 km) |
