| Greenock to Cermik | 2,361.42 mi (3,800.33 km) |
| Greenock to Cesme | 1,873.91 mi (3,015.77 km) |
| Greenock to Ceyhan | 2,281.50 mi (3,671.72 km) |
| Greenock to Ceylanpinar | 2,448.71 mi (3,940.82 km) |
| Greenock to Cicekdagi | 2,099.49 mi (3,378.80 km) |
| Greenock to Cide | 1,936.50 mi (3,116.50 km) |
| Greenock to Cifteler | 1,986.63 mi (3,197.17 km) |
| Greenock to Ciftlik | 2,174.39 mi (3,499.34 km) |
| Greenock to Ciftlikkoy | 1,860.15 mi (2,993.62 km) |
| Greenock to Cihanbeyli | 2,092.30 mi (3,367.24 km) |
| Greenock to Cildir | 2,358.31 mi (3,795.33 km) |
| Greenock to Cilimli | 1,911.49 mi (3,076.25 km) |
| Greenock to Cinar | 2,418.41 mi (3,892.06 km) |
| Greenock to Cinarcik | 1,853.67 mi (2,983.19 km) |
| Greenock to Cine | 1,972.71 mi (3,174.77 km) |
