| Gebze to Chivasso | 1,126.50 mi (1,812.92 km) |
| Gebze to Ciampino | 875.09 mi (1,408.32 km) |
| Gebze to Cicciano | 777.48 mi (1,251.23 km) |
| Gebze to Cingoli | 848.81 mi (1,366.03 km) |
| Gebze to Cinisello Balsamo | 1,066.85 mi (1,716.92 km) |
| Gebze to Cinisi | 888.40 mi (1,429.75 km) |
| Gebze to Cirie | 1,140.75 mi (1,835.86 km) |
| Gebze to Ciro Marina | 657.40 mi (1,057.99 km) |
| Gebze to Cislago | 1,080.01 mi (1,738.10 km) |
| Gebze to Cisterna di Latina | 863.69 mi (1,389.98 km) |
| Gebze to Cisternino | 627.48 mi (1,009.83 km) |
| Gebze to Citta di Castello | 898.05 mi (1,445.28 km) |
| Gebze to Citta Sant'Angelo | 801.77 mi (1,290.32 km) |
| Gebze to Cittadella | 947.24 mi (1,524.43 km) |
| Gebze to Cittanova | 730.05 mi (1,174.90 km) |
