| Gebze to Campo de Criptana | 1,713.13 mi (2,757.02 km) |
| Gebze to Campos del Puerto | 1,393.61 mi (2,242.79 km) |
| Gebze to Canals | 1,588.88 mi (2,557.06 km) |
| Gebze to Candelaria | 2,709.83 mi (4,361.05 km) |
| Gebze to Canet de Mar | 1,391.40 mi (2,239.24 km) |
| Gebze to Cangas | 1,962.53 mi (3,158.38 km) |
| Gebze to Cangas de Narcea | 1,840.46 mi (2,961.94 km) |
| Gebze to Canovellas | 1,406.65 mi (2,263.78 km) |
| Gebze to Canteras | 1,638.14 mi (2,636.33 km) |
| Gebze to Cantillana | 1,887.52 mi (3,037.67 km) |
| Gebze to Capdepera | 1,368.17 mi (2,201.86 km) |
| Gebze to Carballo | 1,947.04 mi (3,133.46 km) |
| Gebze to Carcagente | 1,579.10 mi (2,541.31 km) |
| Gebze to Cardedeu | 1,402.46 mi (2,257.04 km) |
| Gebze to Carlet | 1,581.15 mi (2,544.61 km) |
