| Groningen to Cesme | 1,392.02 mi (2,240.24 km) |
| Groningen to Ceyhan | 1,790.77 mi (2,881.97 km) |
| Groningen to Ceylanpinar | 1,959.81 mi (3,154.00 km) |
| Groningen to Cicekdagi | 1,609.17 mi (2,589.70 km) |
| Groningen to Cide | 1,447.26 mi (2,329.14 km) |
| Groningen to Cifteler | 1,496.30 mi (2,408.06 km) |
| Groningen to Ciftlik | 1,683.66 mi (2,709.58 km) |
| Groningen to Ciftlikkoy | 1,369.90 mi (2,204.64 km) |
| Groningen to Cihanbeyli | 1,601.64 mi (2,577.59 km) |
| Groningen to Cildir | 1,882.49 mi (3,029.58 km) |
| Groningen to Cilimli | 1,420.76 mi (2,286.50 km) |
| Groningen to Cinar | 1,930.85 mi (3,107.40 km) |
| Groningen to Cinarcik | 1,363.55 mi (2,194.42 km) |
| Groningen to Cine | 1,488.40 mi (2,395.35 km) |
| Groningen to Civril | 1,507.16 mi (2,425.53 km) |
