| Donaueschingen to Camas | 1,501.34 mi (2,416.17 km) |
| Donaueschingen to Camliyayla | 1,512.44 mi (2,434.03 km) |
| Donaueschingen to Camoluk | 1,583.43 mi (2,548.28 km) |
| Donaueschingen to Can | 1,068.13 mi (1,718.99 km) |
| Donaueschingen to Canakkale | 1,035.88 mi (1,667.09 km) |
| Donaueschingen to Cankaya | 1,326.44 mi (2,134.69 km) |
| Donaueschingen to Cankiri | 1,334.80 mi (2,148.15 km) |
| Donaueschingen to Cardak | 1,273.46 mi (2,049.43 km) |
| Donaueschingen to Carsamba | 1,455.76 mi (2,342.82 km) |
| Donaueschingen to Carsibasi | 1,581.48 mi (2,545.15 km) |
| Donaueschingen to Cat | 1,704.46 mi (2,743.07 km) |
| Donaueschingen to Catalagzi | 1,224.58 mi (1,970.76 km) |
| Donaueschingen to Catalca | 1,085.44 mi (1,746.85 km) |
| Donaueschingen to Catalpinar | 1,499.55 mi (2,413.29 km) |
| Donaueschingen to Cavdir | 1,304.45 mi (2,099.32 km) |
