| Castricum to Cesme | 1,427.12 mi (2,296.72 km) |
| Castricum to Ceyhan | 1,843.15 mi (2,966.26 km) |
| Castricum to Ceylanpinar | 2,018.51 mi (3,248.47 km) |
| Castricum to Cicekdagi | 1,664.71 mi (2,679.09 km) |
| Castricum to Cide | 1,506.02 mi (2,423.70 km) |
| Castricum to Cifteler | 1,545.09 mi (2,486.57 km) |
| Castricum to Ciftlik | 1,736.11 mi (2,793.99 km) |
| Castricum to Ciftlikkoy | 1,418.49 mi (2,282.84 km) |
| Castricum to Cihanbeyli | 1,652.36 mi (2,659.21 km) |
| Castricum to Cildir | 1,952.66 mi (3,142.51 km) |
| Castricum to Cilimli | 1,473.48 mi (2,371.33 km) |
| Castricum to Cinar | 1,991.66 mi (3,205.27 km) |
| Castricum to Cinarcik | 1,411.66 mi (2,271.85 km) |
| Castricum to Cine | 1,526.16 mi (2,456.12 km) |
| Castricum to Civril | 1,550.51 mi (2,495.30 km) |
