| Soma to Chojnice | 1,108.62 mi (1,784.16 km) |
| Soma to Chojnow | 1,006.90 mi (1,620.44 km) |
| Soma to Chorzow | 876.12 mi (1,409.98 km) |
| Soma to Choszczno | 1,124.79 mi (1,810.18 km) |
| Soma to Chrzanow | 855.89 mi (1,377.42 km) |
| Soma to Ciechanow | 1,001.42 mi (1,611.63 km) |
| Soma to Ciechocinek | 1,034.77 mi (1,665.31 km) |
| Soma to Cieszyn | 852.07 mi (1,371.27 km) |
| Soma to Czarna Bialostocka | 996.22 mi (1,603.26 km) |
| Soma to Czarnkow | 1,082.52 mi (1,742.15 km) |
| Soma to Czechowice-Dziedzice | 852.23 mi (1,371.53 km) |
| Soma to Czeladz | 874.97 mi (1,408.13 km) |
| Soma to Czersk Pomorski | 1,105.93 mi (1,779.83 km) |
| Soma to Czestochowa | 901.85 mi (1,451.38 km) |
| Soma to Czluchow | 1,110.33 mi (1,786.90 km) |
