| Sonsbeck to Cervello | 735.89 mi (1,184.31 km) |
| Sonsbeck to Cervera | 728.00 mi (1,171.61 km) |
| Sonsbeck to Ceuti | 1,005.80 mi (1,618.67 km) |
| Sonsbeck to Cheste | 903.99 mi (1,454.84 km) |
| Sonsbeck to Chiclana de la Frontera | 1,216.51 mi (1,957.78 km) |
| Sonsbeck to Chipiona | 1,204.11 mi (1,937.83 km) |
| Sonsbeck to Chiva | 905.17 mi (1,456.73 km) |
| Sonsbeck to Churriana de la Vega | 1,112.58 mi (1,790.53 km) |
| Sonsbeck to Ciempozuelos | 923.80 mi (1,486.72 km) |
| Sonsbeck to Cieza | 998.01 mi (1,606.14 km) |
| Sonsbeck to Cisterniga | 865.28 mi (1,392.53 km) |
| Sonsbeck to Ciudad de Melilla | 1,218.83 mi (1,961.52 km) |
| Sonsbeck to Ciudad Real | 1,003.40 mi (1,614.82 km) |
| Sonsbeck to Ciudad-Rodrigo | 977.72 mi (1,573.48 km) |
| Sonsbeck to Cocentaina | 947.78 mi (1,525.31 km) |
