| Somain to Szamotuly | 592.08 mi (952.87 km) |
| Somain to Szczecin | 524.57 mi (844.21 km) |
| Somain to Szczecinek | 613.94 mi (988.03 km) |
| Somain to Szczytno | 783.28 mi (1,260.57 km) |
| Somain to Szprotawa | 539.06 mi (867.54 km) |
| Somain to Sztum | 710.13 mi (1,142.85 km) |
| Somain to Szubin | 645.18 mi (1,038.32 km) |
| Somain to Szydlowiec | 767.86 mi (1,235.76 km) |
| Somain to Tarnobrzeg | 807.37 mi (1,299.33 km) |
| Somain to Tarnow | 781.95 mi (1,258.42 km) |
| Somain to Tarnowskie Gory | 684.84 mi (1,102.14 km) |
| Somain to Tczew | 703.71 mi (1,132.51 km) |
| Somain to Tomaszow Lubelski | 884.07 mi (1,422.78 km) |
| Somain to Tomaszow Mazowiecki | 731.48 mi (1,177.20 km) |
| Somain to Torun | 680.48 mi (1,095.13 km) |
