| Witham to Sierpc | 804.41 mi (1,294.58 km) |
| Witham to Skarzysko-Kamienna | 871.51 mi (1,402.56 km) |
| Witham to Skawina | 843.46 mi (1,357.41 km) |
| Witham to Skierniewice | 829.80 mi (1,335.43 km) |
| Witham to Skoczow | 802.39 mi (1,291.32 km) |
| Witham to Skwierzyna | 630.72 mi (1,015.05 km) |
| Witham to Slawno | 687.09 mi (1,105.76 km) |
| Witham to Slubice | 591.86 mi (952.51 km) |
| Witham to Slupca | 731.19 mi (1,176.74 km) |
| Witham to Slupsk | 702.27 mi (1,130.19 km) |
| Witham to Sochaczew | 831.29 mi (1,337.83 km) |
| Witham to Sokolka | 961.64 mi (1,547.60 km) |
| Witham to Sokolow Podlaski | 914.85 mi (1,472.31 km) |
| Witham to Solec Kujawski | 744.50 mi (1,198.16 km) |
| Witham to Sopot | 763.34 mi (1,228.48 km) |
