| Troisdorf to Chojnow | 382.37 mi (615.36 km) |
| Troisdorf to Chorzow | 518.38 mi (834.26 km) |
| Troisdorf to Choszczno | 386.88 mi (622.63 km) |
| Troisdorf to Chrzanow | 539.85 mi (868.81 km) |
| Troisdorf to Ciechanow | 591.56 mi (952.02 km) |
| Troisdorf to Ciechocinek | 515.77 mi (830.04 km) |
| Troisdorf to Cieszyn | 511.53 mi (823.23 km) |
| Troisdorf to Czarna Bialostocka | 704.64 mi (1,134.01 km) |
| Troisdorf to Czarnkow | 426.24 mi (685.97 km) |
| Troisdorf to Czechowice-Dziedzice | 525.45 mi (845.64 km) |
| Troisdorf to Czeladz | 523.87 mi (843.08 km) |
| Troisdorf to Czersk Pomorski | 500.53 mi (805.52 km) |
| Troisdorf to Czestochowa | 521.67 mi (839.55 km) |
| Troisdorf to Czluchow | 474.22 mi (763.19 km) |
| Troisdorf to Dabrowa Gornicza | 528.52 mi (850.57 km) |
