| Cologne to Cay | 1,445.90 mi (2,326.95 km) |
| Cologne to Caybasi | 1,586.14 mi (2,552.65 km) |
| Cologne to Caycuma | 1,360.12 mi (2,188.90 km) |
| Cologne to Cayeli | 1,738.40 mi (2,797.68 km) |
| Cologne to Cayiralan | 1,598.36 mi (2,572.32 km) |
| Cologne to Cayirhan | 1,401.81 mi (2,255.99 km) |
| Cologne to Cayirli | 1,760.81 mi (2,833.76 km) |
| Cologne to Cayirova | 1,276.98 mi (2,055.10 km) |
| Cologne to Caykara | 1,731.24 mi (2,786.16 km) |
| Cologne to Cekerek | 1,558.80 mi (2,508.64 km) |
| Cologne to Cekme | 1,259.76 mi (2,027.39 km) |
| Cologne to Celtik | 1,455.37 mi (2,342.20 km) |
| Cologne to Cerkes | 1,419.59 mi (2,284.61 km) |
| Cologne to Cerkezkoy | 1,202.12 mi (1,934.63 km) |
| Cologne to Cermik | 1,807.76 mi (2,909.30 km) |
