| Gahanna to Cermik | 5,920.47 mi (9,528.07 km) |
| Gahanna to Cesme | 5,414.95 mi (8,714.51 km) |
| Gahanna to Ceyhan | 5,845.94 mi (9,408.13 km) |
| Gahanna to Ceylanpinar | 6,009.72 mi (9,671.71 km) |
| Gahanna to Cicekdagi | 5,663.68 mi (9,114.82 km) |
| Gahanna to Cide | 5,498.99 mi (8,849.77 km) |
| Gahanna to Cifteler | 5,549.18 mi (8,930.54 km) |
| Gahanna to Ciftlik | 5,738.82 mi (9,235.74 km) |
| Gahanna to Ciftlikkoy | 5,422.59 mi (8,726.81 km) |
| Gahanna to Cihanbeyli | 5,656.10 mi (9,102.62 km) |
| Gahanna to Cildir | 5,885.42 mi (9,471.66 km) |
| Gahanna to Cilimli | 5,475.92 mi (8,812.65 km) |
| Gahanna to Cinar | 5,976.16 mi (9,617.70 km) |
| Gahanna to Cinarcik | 5,415.73 mi (8,715.78 km) |
| Gahanna to Cine | 5,518.60 mi (8,881.33 km) |
