| Ilmenau to Cay | 1,286.86 mi (2,071.00 km) |
| Ilmenau to Caybasi | 1,414.79 mi (2,276.89 km) |
| Ilmenau to Caycuma | 1,192.72 mi (1,919.49 km) |
| Ilmenau to Cayeli | 1,565.27 mi (2,519.06 km) |
| Ilmenau to Cayiralan | 1,430.74 mi (2,302.55 km) |
| Ilmenau to Cayirhan | 1,237.88 mi (1,992.17 km) |
| Ilmenau to Cayirli | 1,589.00 mi (2,557.25 km) |
| Ilmenau to Cayirova | 1,115.24 mi (1,794.80 km) |
| Ilmenau to Caykara | 1,558.52 mi (2,508.20 km) |
| Ilmenau to Cekerek | 1,390.08 mi (2,237.11 km) |
| Ilmenau to Cekme | 1,097.80 mi (1,766.74 km) |
| Ilmenau to Celtik | 1,293.80 mi (2,082.18 km) |
| Ilmenau to Cerkes | 1,252.43 mi (2,015.59 km) |
| Ilmenau to Cerkezkoy | 1,041.83 mi (1,676.66 km) |
| Ilmenau to Cermik | 1,638.16 mi (2,636.37 km) |
