| Donaueschingen to Casandrino | 561.41 mi (903.50 km) |
| Donaueschingen to Casapulla | 554.15 mi (891.82 km) |
| Donaueschingen to Casarano | 727.88 mi (1,171.42 km) |
| Donaueschingen to Casatenovo | 160.41 mi (258.15 km) |
| Donaueschingen to Casciana Terme | 322.28 mi (518.66 km) |
| Donaueschingen to Cascina | 311.01 mi (500.52 km) |
| Donaueschingen to Caselle Torinese | 196.04 mi (315.50 km) |
| Donaueschingen to Caserta | 555.41 mi (893.85 km) |
| Donaueschingen to Casier | 239.88 mi (386.05 km) |
| Donaueschingen to Casorate Primo | 183.78 mi (295.76 km) |
| Donaueschingen to Casoria | 564.67 mi (908.76 km) |
| Donaueschingen to Cassano al Ionio | 684.86 mi (1,102.17 km) |
| Donaueschingen to Cassano d'Adda | 173.94 mi (279.92 km) |
| Donaueschingen to Cassano delle Murge | 635.57 mi (1,022.85 km) |
| Donaueschingen to Cassina de' Pecchi | 173.23 mi (278.79 km) |
