| Sinnai to Chojnow | 888.10 mi (1,429.27 km) |
| Sinnai to Chorzow | 895.91 mi (1,441.82 km) |
| Sinnai to Choszczno | 1,001.95 mi (1,612.48 km) |
| Sinnai to Chrzanow | 898.53 mi (1,446.04 km) |
| Sinnai to Ciechanow | 1,082.54 mi (1,742.18 km) |
| Sinnai to Ciechocinek | 1,042.47 mi (1,677.69 km) |
| Sinnai to Cieszyn | 856.89 mi (1,379.03 km) |
| Sinnai to Czarna Bialostocka | 1,173.12 mi (1,887.95 km) |
| Sinnai to Czarnkow | 1,002.26 mi (1,612.98 km) |
| Sinnai to Czechowice-Dziedzice | 875.84 mi (1,409.54 km) |
| Sinnai to Czeladz | 901.22 mi (1,450.37 km) |
| Sinnai to Czersk Pomorski | 1,082.52 mi (1,742.14 km) |
| Sinnai to Czestochowa | 928.32 mi (1,493.98 km) |
| Sinnai to Czluchow | 1,064.07 mi (1,712.46 km) |
| Sinnai to Dabrowa Gornicza | 903.26 mi (1,453.66 km) |
