| Mendrisio to Sierpc | 681.30 mi (1,096.45 km) |
| Mendrisio to Skarzysko-Kamienna | 654.64 mi (1,053.54 km) |
| Mendrisio to Skawina | 576.48 mi (927.76 km) |
| Mendrisio to Skierniewice | 658.06 mi (1,059.05 km) |
| Mendrisio to Skoczow | 529.19 mi (851.64 km) |
| Mendrisio to Skwierzyna | 549.84 mi (884.88 km) |
| Mendrisio to Slawno | 677.61 mi (1,090.50 km) |
| Mendrisio to Slubice | 513.88 mi (827.00 km) |
| Mendrisio to Slupca | 598.46 mi (963.13 km) |
| Mendrisio to Slupsk | 691.68 mi (1,113.15 km) |
| Mendrisio to Sochaczew | 671.73 mi (1,081.05 km) |
| Mendrisio to Sokolka | 829.75 mi (1,335.36 km) |
| Mendrisio to Sokolow Podlaski | 748.74 mi (1,204.98 km) |
| Mendrisio to Solec Kujawski | 647.84 mi (1,042.60 km) |
| Mendrisio to Sopot | 727.76 mi (1,171.21 km) |
