| Sinnai to Szamotuly | 983.54 mi (1,582.85 km) |
| Sinnai to Szczecin | 1,008.27 mi (1,622.66 km) |
| Sinnai to Szczecinek | 1,056.11 mi (1,699.65 km) |
| Sinnai to Szczytno | 1,130.64 mi (1,819.60 km) |
| Sinnai to Szprotawa | 900.39 mi (1,449.04 km) |
| Sinnai to Sztum | 1,110.19 mi (1,786.67 km) |
| Sinnai to Szubin | 1,030.34 mi (1,658.17 km) |
| Sinnai to Szydlowiec | 997.50 mi (1,605.33 km) |
| Sinnai to Tarnobrzeg | 987.15 mi (1,588.67 km) |
| Sinnai to Tarnow | 937.36 mi (1,508.54 km) |
| Sinnai to Tarnowskie Gory | 901.70 mi (1,451.14 km) |
| Sinnai to Tczew | 1,115.78 mi (1,795.67 km) |
| Sinnai to Tomaszow Lubelski | 1,034.51 mi (1,664.88 km) |
| Sinnai to Tomaszow Mazowiecki | 991.28 mi (1,595.30 km) |
| Sinnai to Torun | 1,047.33 mi (1,685.52 km) |
