| Diedorf to Civita Castellana | 425.81 mi (685.27 km) |
| Diedorf to Civitanova Marche | 376.95 mi (606.64 km) |
| Diedorf to Civitavecchia | 434.74 mi (699.65 km) |
| Diedorf to Civitella in Val di Chiana | 343.90 mi (553.45 km) |
| Diedorf to Clusone | 174.70 mi (281.16 km) |
| Diedorf to Coccaglio | 196.10 mi (315.59 km) |
| Diedorf to Codigoro | 251.28 mi (404.40 km) |
| Diedorf to Codogno | 226.06 mi (363.81 km) |
| Diedorf to Codroipo | 194.96 mi (313.76 km) |
| Diedorf to Cogoleto | 291.70 mi (469.44 km) |
| Diedorf to Colle di Val d'Elsa | 342.47 mi (551.14 km) |
| Diedorf to Colle Salvetti | 328.47 mi (528.63 km) |
| Diedorf to Collecchio | 250.10 mi (402.50 km) |
| Diedorf to Colleferro | 470.12 mi (756.59 km) |
| Diedorf to Collegno | 272.02 mi (437.77 km) |
