| Gummersbach to Chojnow | 362.78 mi (583.84 km) |
| Gummersbach to Chorzow | 500.58 mi (805.60 km) |
| Gummersbach to Choszczno | 364.08 mi (585.92 km) |
| Gummersbach to Chrzanow | 522.28 mi (840.52 km) |
| Gummersbach to Ciechanow | 569.82 mi (917.03 km) |
| Gummersbach to Ciechocinek | 493.81 mi (794.71 km) |
| Gummersbach to Cieszyn | 494.98 mi (796.59 km) |
| Gummersbach to Czarna Bialostocka | 682.70 mi (1,098.71 km) |
| Gummersbach to Czarnkow | 403.93 mi (650.06 km) |
| Gummersbach to Czechowice-Dziedzice | 508.43 mi (818.24 km) |
| Gummersbach to Czeladz | 505.96 mi (814.27 km) |
| Gummersbach to Czersk Pomorski | 477.67 mi (768.74 km) |
| Gummersbach to Czestochowa | 502.86 mi (809.27 km) |
| Gummersbach to Czluchow | 451.37 mi (726.41 km) |
| Gummersbach to Dabrowa Gornicza | 510.62 mi (821.76 km) |
