| Crystal to Cehegin | 4,496.50 mi (7,236.41 km) |
| Crystal to Cervello | 4,507.93 mi (7,254.82 km) |
| Crystal to Cervera | 4,468.57 mi (7,191.46 km) |
| Crystal to Ceuti | 4,519.36 mi (7,273.21 km) |
| Crystal to Cheste | 4,483.20 mi (7,215.01 km) |
| Crystal to Chiclana de la Frontera | 4,380.63 mi (7,049.95 km) |
| Crystal to Chipiona | 4,354.81 mi (7,008.39 km) |
| Crystal to Chiva | 4,482.09 mi (7,213.23 km) |
| Crystal to Churriana de la Vega | 4,458.07 mi (7,174.57 km) |
| Crystal to Ciempozuelos | 4,331.67 mi (6,971.14 km) |
| Crystal to Cieza | 4,506.20 mi (7,252.03 km) |
| Crystal to Cisterniga | 4,226.81 mi (6,802.39 km) |
| Crystal to Ciudad de Melilla | 4,569.64 mi (7,354.12 km) |
| Crystal to Ciudad Real | 4,368.52 mi (7,030.45 km) |
| Crystal to Ciudad-Rodrigo | 4,190.26 mi (6,743.57 km) |
