| Oak Harbor to Cehegin | 5,452.63 mi (8,775.16 km) |
| Oak Harbor to Cervello | 5,379.35 mi (8,657.23 km) |
| Oak Harbor to Cervera | 5,343.93 mi (8,600.23 km) |
| Oak Harbor to Ceuti | 5,470.01 mi (8,803.14 km) |
| Oak Harbor to Cheste | 5,409.28 mi (8,705.39 km) |
| Oak Harbor to Chiclana de la Frontera | 5,403.15 mi (8,695.54 km) |
| Oak Harbor to Chipiona | 5,376.23 mi (8,652.21 km) |
| Oak Harbor to Chiva | 5,408.66 mi (8,704.40 km) |
| Oak Harbor to Churriana de la Vega | 5,445.78 mi (8,764.13 km) |
| Oak Harbor to Ciempozuelos | 5,279.81 mi (8,497.03 km) |
| Oak Harbor to Cieza | 5,456.37 mi (8,781.18 km) |
| Oak Harbor to Cisterniga | 5,165.95 mi (8,313.79 km) |
| Oak Harbor to Ciudad de Melilla | 5,573.09 mi (8,969.03 km) |
| Oak Harbor to Ciudad Real | 5,335.40 mi (8,586.49 km) |
| Oak Harbor to Ciudad-Rodrigo | 5,162.20 mi (8,307.76 km) |
