| Wilmette to Cehegin | 4,348.87 mi (6,998.83 km) |
| Wilmette to Cervello | 4,387.54 mi (7,061.06 km) |
| Wilmette to Cervera | 4,347.61 mi (6,996.80 km) |
| Wilmette to Ceuti | 4,373.17 mi (7,037.94 km) |
| Wilmette to Cheste | 4,345.64 mi (6,993.64 km) |
| Wilmette to Chiclana de la Frontera | 4,212.45 mi (6,779.28 km) |
| Wilmette to Chipiona | 4,187.39 mi (6,738.96 km) |
| Wilmette to Chiva | 4,344.39 mi (6,991.63 km) |
| Wilmette to Churriana de la Vega | 4,300.54 mi (6,921.04 km) |
| Wilmette to Ciempozuelos | 4,189.39 mi (6,742.18 km) |
| Wilmette to Cieza | 4,360.38 mi (7,017.35 km) |
| Wilmette to Cisterniga | 4,089.34 mi (6,581.15 km) |
| Wilmette to Ciudad de Melilla | 4,405.13 mi (7,089.37 km) |
| Wilmette to Ciudad Real | 4,219.39 mi (6,790.45 km) |
| Wilmette to Ciudad-Rodrigo | 4,042.40 mi (6,505.61 km) |
