| Ilmenau to Ciampino | 619.00 mi (996.19 km) |
| Ilmenau to Cicciano | 693.35 mi (1,115.84 km) |
| Ilmenau to Cingoli | 516.95 mi (831.95 km) |
| Ilmenau to Cinisello Balsamo | 363.28 mi (584.65 km) |
| Ilmenau to Cinisi | 871.42 mi (1,402.41 km) |
| Ilmenau to Cirie | 406.47 mi (654.15 km) |
| Ilmenau to Ciro Marina | 837.74 mi (1,348.22 km) |
| Ilmenau to Cislago | 359.23 mi (578.12 km) |
| Ilmenau to Cisterna di Latina | 634.83 mi (1,021.65 km) |
| Ilmenau to Cisternino | 755.23 mi (1,215.42 km) |
| Ilmenau to Citta di Castello | 502.92 mi (809.37 km) |
| Ilmenau to Citta Sant'Angelo | 583.40 mi (938.89 km) |
| Ilmenau to Cittadella | 350.07 mi (563.39 km) |
| Ilmenau to Cittanova | 888.79 mi (1,430.37 km) |
| Ilmenau to Cividale del Friuli | 337.01 mi (542.37 km) |
