| Donaueschingen to Campos del Puerto | 649.04 mi (1,044.53 km) |
| Donaueschingen to Canals | 769.40 mi (1,238.24 km) |
| Donaueschingen to Candelaria | 1,896.80 mi (3,052.61 km) |
| Donaueschingen to Canet de Mar | 526.48 mi (847.28 km) |
| Donaueschingen to Cangas | 927.31 mi (1,492.36 km) |
| Donaueschingen to Cangas de Narcea | 797.38 mi (1,283.27 km) |
| Donaueschingen to Canovellas | 533.19 mi (858.09 km) |
| Donaueschingen to Canteras | 861.60 mi (1,386.61 km) |
| Donaueschingen to Cantillana | 1,016.23 mi (1,635.46 km) |
| Donaueschingen to Capdepera | 623.38 mi (1,003.23 km) |
| Donaueschingen to Carballo | 890.78 mi (1,433.57 km) |
| Donaueschingen to Carcagente | 756.09 mi (1,216.81 km) |
| Donaueschingen to Cardedeu | 529.68 mi (852.44 km) |
| Donaueschingen to Carlet | 752.23 mi (1,210.59 km) |
| Donaueschingen to Carmona | 1,016.73 mi (1,636.27 km) |
