| Guastalla to Skarzysko-Kamienna | 637.63 mi (1,026.16 km) |
| Guastalla to Skawina | 552.47 mi (889.12 km) |
| Guastalla to Skierniewice | 651.78 mi (1,048.94 km) |
| Guastalla to Skoczow | 507.78 mi (817.19 km) |
| Guastalla to Skwierzyna | 574.38 mi (924.37 km) |
| Guastalla to Slawno | 704.95 mi (1,134.51 km) |
| Guastalla to Slubice | 543.38 mi (874.49 km) |
| Guastalla to Slupca | 606.32 mi (975.78 km) |
| Guastalla to Slupsk | 717.75 mi (1,155.11 km) |
| Guastalla to Sochaczew | 667.31 mi (1,073.94 km) |
| Guastalla to Sokolka | 822.15 mi (1,323.12 km) |
| Guastalla to Sokolow Podlaski | 737.79 mi (1,187.36 km) |
| Guastalla to Solec Kujawski | 659.50 mi (1,061.36 km) |
| Guastalla to Sopot | 746.32 mi (1,201.08 km) |
| Guastalla to Sosnowiec | 540.75 mi (870.25 km) |
