| Altena to Ciampino | 696.58 mi (1,121.04 km) |
| Altena to Cicciano | 785.19 mi (1,263.64 km) |
| Altena to Cingoli | 606.20 mi (975.59 km) |
| Altena to Cinisello Balsamo | 403.57 mi (649.48 km) |
| Altena to Cinisi | 945.13 mi (1,521.05 km) |
| Altena to Cirie | 419.04 mi (674.38 km) |
| Altena to Ciro Marina | 941.98 mi (1,515.96 km) |
| Altena to Cislago | 394.87 mi (635.49 km) |
| Altena to Cisterna di Latina | 713.98 mi (1,149.04 km) |
| Altena to Cisternino | 865.87 mi (1,393.48 km) |
| Altena to Citta di Castello | 582.14 mi (936.87 km) |
| Altena to Citta Sant'Angelo | 676.93 mi (1,089.41 km) |
| Altena to Cittadella | 433.36 mi (697.43 km) |
| Altena to Cittanova | 983.71 mi (1,583.13 km) |
| Altena to Cividale del Friuli | 444.94 mi (716.06 km) |
