| Didymoteicho to Corbetta | 925.06 mi (1,488.73 km) |
| Didymoteicho to Corciano | 736.63 mi (1,185.49 km) |
| Didymoteicho to Cordenons | 759.04 mi (1,221.55 km) |
| Didymoteicho to Cori | 702.71 mi (1,130.90 km) |
| Didymoteicho to Coriano | 728.07 mi (1,171.72 km) |
| Didymoteicho to Corigliano Calabro | 538.12 mi (866.02 km) |
| Didymoteicho to Corleone | 743.17 mi (1,196.02 km) |
| Didymoteicho to Cormano | 914.41 mi (1,471.60 km) |
| Didymoteicho to Cornaredo | 920.00 mi (1,480.59 km) |
| Didymoteicho to Cornate d'Adda | 901.79 mi (1,451.29 km) |
| Didymoteicho to Cornedo Vicentino | 813.13 mi (1,308.60 km) |
| Didymoteicho to Correggio | 826.39 mi (1,329.94 km) |
| Didymoteicho to Corridonia | 675.62 mi (1,087.30 km) |
| Didymoteicho to Corsico | 915.10 mi (1,472.70 km) |
| Didymoteicho to Cortona | 752.29 mi (1,210.70 km) |
