| Didymoteicho to Civita Castellana | 727.58 mi (1,170.92 km) |
| Didymoteicho to Civitanova Marche | 665.23 mi (1,070.58 km) |
| Didymoteicho to Civitavecchia | 758.87 mi (1,221.29 km) |
| Didymoteicho to Civitella in Val di Chiana | 766.79 mi (1,234.04 km) |
| Didymoteicho to Clusone | 883.09 mi (1,421.20 km) |
| Didymoteicho to Coccaglio | 876.35 mi (1,410.34 km) |
| Didymoteicho to Codigoro | 763.36 mi (1,228.51 km) |
| Didymoteicho to Codogno | 883.29 mi (1,421.52 km) |
| Didymoteicho to Codroipo | 745.96 mi (1,200.50 km) |
| Didymoteicho to Cogoleto | 926.14 mi (1,490.48 km) |
| Didymoteicho to Colle di Val d'Elsa | 795.84 mi (1,280.79 km) |
| Didymoteicho to Colle Salvetti | 829.53 mi (1,335.00 km) |
| Didymoteicho to Collecchio | 853.39 mi (1,373.40 km) |
| Didymoteicho to Colleferro | 697.07 mi (1,121.83 km) |
| Didymoteicho to Collegno | 984.73 mi (1,584.77 km) |
