| Altensteig to Cervello | 593.00 mi (954.34 km) |
| Altensteig to Cervera | 596.45 mi (959.89 km) |
| Altensteig to Ceuti | 877.86 mi (1,412.78 km) |
| Altensteig to Cheste | 779.03 mi (1,253.73 km) |
| Altensteig to Chiclana de la Frontera | 1,123.83 mi (1,808.63 km) |
| Altensteig to Chipiona | 1,116.06 mi (1,796.13 km) |
| Altensteig to Chiva | 780.54 mi (1,256.16 km) |
| Altensteig to Churriana de la Vega | 1,002.11 mi (1,612.74 km) |
| Altensteig to Ciempozuelos | 836.80 mi (1,346.69 km) |
| Altensteig to Cieza | 872.57 mi (1,404.26 km) |
| Altensteig to Cisterniga | 805.51 mi (1,296.34 km) |
| Altensteig to Ciudad de Melilla | 1,091.58 mi (1,756.73 km) |
| Altensteig to Ciudad Real | 908.94 mi (1,462.80 km) |
| Altensteig to Ciudad-Rodrigo | 924.57 mi (1,487.95 km) |
| Altensteig to Cocentaina | 815.27 mi (1,312.06 km) |
