| Donaueschingen to Civita Castellana | 434.65 mi (699.50 km) |
| Donaueschingen to Civitanova Marche | 408.72 mi (657.78 km) |
| Donaueschingen to Civitavecchia | 435.17 mi (700.34 km) |
| Donaueschingen to Civitella in Val di Chiana | 349.63 mi (562.68 km) |
| Donaueschingen to Clusone | 158.46 mi (255.02 km) |
| Donaueschingen to Coccaglio | 179.26 mi (288.50 km) |
| Donaueschingen to Codigoro | 275.82 mi (443.90 km) |
| Donaueschingen to Codogno | 201.25 mi (323.87 km) |
| Donaueschingen to Codroipo | 251.87 mi (405.34 km) |
| Donaueschingen to Cogoleto | 246.32 mi (396.42 km) |
| Donaueschingen to Colle di Val d'Elsa | 339.19 mi (545.87 km) |
| Donaueschingen to Colle Salvetti | 315.51 mi (507.77 km) |
| Donaueschingen to Collecchio | 235.90 mi (379.64 km) |
| Donaueschingen to Colleferro | 483.08 mi (777.45 km) |
| Donaueschingen to Collegno | 203.55 mi (327.58 km) |
