| Gebze to Chojnice | 1,048.10 mi (1,686.75 km) |
| Gebze to Chojnow | 967.67 mi (1,557.31 km) |
| Gebze to Chorzow | 827.85 mi (1,332.29 km) |
| Gebze to Choszczno | 1,076.05 mi (1,731.74 km) |
| Gebze to Chrzanow | 806.09 mi (1,297.27 km) |
| Gebze to Ciechanow | 930.12 mi (1,496.88 km) |
| Gebze to Ciechocinek | 972.53 mi (1,565.14 km) |
| Gebze to Cieszyn | 809.60 mi (1,302.92 km) |
| Gebze to Czarna Bialostocka | 910.06 mi (1,464.60 km) |
| Gebze to Czarnkow | 1,030.39 mi (1,658.25 km) |
| Gebze to Czechowice-Dziedzice | 806.34 mi (1,297.67 km) |
| Gebze to Czeladz | 825.70 mi (1,328.83 km) |
| Gebze to Czersk Pomorski | 1,043.13 mi (1,678.75 km) |
| Gebze to Czestochowa | 849.34 mi (1,366.88 km) |
| Gebze to Czluchow | 1,050.75 mi (1,691.02 km) |
