| Basingstoke to Sierpc | 885.26 mi (1,424.69 km) |
| Basingstoke to Skarzysko-Kamienna | 949.31 mi (1,527.77 km) |
| Basingstoke to Skawina | 918.14 mi (1,477.61 km) |
| Basingstoke to Skierniewice | 909.16 mi (1,463.15 km) |
| Basingstoke to Skoczow | 876.03 mi (1,409.83 km) |
| Basingstoke to Skwierzyna | 711.02 mi (1,144.28 km) |
| Basingstoke to Slawno | 769.59 mi (1,238.53 km) |
| Basingstoke to Slubice | 671.59 mi (1,080.82 km) |
| Basingstoke to Slupca | 810.97 mi (1,305.13 km) |
| Basingstoke to Slupsk | 784.80 mi (1,263.02 km) |
| Basingstoke to Sochaczew | 911.14 mi (1,466.33 km) |
| Basingstoke to Sokolka | 1,043.19 mi (1,678.85 km) |
| Basingstoke to Sokolow Podlaski | 995.14 mi (1,601.52 km) |
| Basingstoke to Solec Kujawski | 825.62 mi (1,328.71 km) |
| Basingstoke to Sopot | 845.81 mi (1,361.20 km) |
