| Hwlffordd to Sierpc | 1,037.54 mi (1,669.76 km) |
| Hwlffordd to Skarzysko-Kamienna | 1,109.58 mi (1,785.69 km) |
| Hwlffordd to Skawina | 1,082.94 mi (1,742.83 km) |
| Hwlffordd to Skierniewice | 1,066.06 mi (1,715.65 km) |
| Hwlffordd to Skoczow | 1,041.91 mi (1,676.80 km) |
| Hwlffordd to Skwierzyna | 865.69 mi (1,393.20 km) |
| Hwlffordd to Slawno | 911.78 mi (1,467.36 km) |
| Hwlffordd to Slubice | 828.00 mi (1,332.54 km) |
| Hwlffordd to Slupca | 966.93 mi (1,556.12 km) |
| Hwlffordd to Slupsk | 926.31 mi (1,490.76 km) |
| Hwlffordd to Sochaczew | 1,066.71 mi (1,716.70 km) |
| Hwlffordd to Sokolka | 1,191.85 mi (1,918.09 km) |
| Hwlffordd to Sokolow Podlaski | 1,149.20 mi (1,849.47 km) |
| Hwlffordd to Solec Kujawski | 976.95 mi (1,572.25 km) |
| Hwlffordd to Sopot | 988.00 mi (1,590.04 km) |
