| Constanta to Chojnice | 826.80 mi (1,330.61 km) |
| Constanta to Chojnow | 765.73 mi (1,232.32 km) |
| Constanta to Chorzow | 620.33 mi (998.33 km) |
| Constanta to Choszczno | 863.63 mi (1,389.87 km) |
| Constanta to Chrzanow | 597.67 mi (961.85 km) |
| Constanta to Ciechanow | 702.87 mi (1,131.16 km) |
| Constanta to Ciechocinek | 750.80 mi (1,208.29 km) |
| Constanta to Cieszyn | 608.38 mi (979.09 km) |
| Constanta to Czarna Bialostocka | 676.04 mi (1,087.97 km) |
| Constanta to Czarnkow | 815.72 mi (1,312.78 km) |
| Constanta to Czechowice-Dziedzice | 601.74 mi (968.40 km) |
| Constanta to Czeladz | 617.27 mi (993.41 km) |
| Constanta to Czersk Pomorski | 820.30 mi (1,320.15 km) |
| Constanta to Czestochowa | 637.38 mi (1,025.77 km) |
| Constanta to Czluchow | 830.11 mi (1,335.94 km) |
