| Ilmenau to Cesme | 1,137.36 mi (1,830.40 km) |
| Ilmenau to Ceyhan | 1,545.66 mi (2,487.50 km) |
| Ilmenau to Ceylanpinar | 1,722.27 mi (2,771.72 km) |
| Ilmenau to Cicekdagi | 1,367.59 mi (2,200.93 km) |
| Ilmenau to Cide | 1,210.09 mi (1,947.46 km) |
| Ilmenau to Cifteler | 1,247.90 mi (2,008.29 km) |
| Ilmenau to Ciftlik | 1,438.62 mi (2,315.23 km) |
| Ilmenau to Ciftlikkoy | 1,121.31 mi (1,804.57 km) |
| Ilmenau to Cihanbeyli | 1,354.92 mi (2,180.54 km) |
| Ilmenau to Cildir | 1,666.80 mi (2,682.46 km) |
| Ilmenau to Cilimli | 1,176.01 mi (1,892.61 km) |
| Ilmenau to Cinar | 1,696.47 mi (2,730.20 km) |
| Ilmenau to Cinarcik | 1,114.57 mi (1,793.73 km) |
| Ilmenau to Cine | 1,234.26 mi (1,986.34 km) |
| Ilmenau to Civril | 1,255.15 mi (2,019.97 km) |
