| Oklahoma City to Cehegin | 5,036.47 mi (8,105.41 km) |
| Oklahoma City to Cervello | 5,081.95 mi (8,178.61 km) |
| Oklahoma City to Cervera | 5,041.97 mi (8,114.26 km) |
| Oklahoma City to Ceuti | 5,061.22 mi (8,145.25 km) |
| Oklahoma City to Cheste | 5,036.36 mi (8,105.24 km) |
| Oklahoma City to Chiclana de la Frontera | 4,891.81 mi (7,872.60 km) |
| Oklahoma City to Chipiona | 4,867.19 mi (7,832.99 km) |
| Oklahoma City to Chiva | 5,035.07 mi (8,103.17 km) |
| Oklahoma City to Churriana de la Vega | 4,984.49 mi (8,021.75 km) |
| Oklahoma City to Ciempozuelos | 4,878.99 mi (7,851.98 km) |
| Oklahoma City to Cieza | 5,048.57 mi (8,124.89 km) |
| Oklahoma City to Cisterniga | 4,780.44 mi (7,693.38 km) |
| Oklahoma City to Ciudad de Melilla | 5,085.75 mi (8,184.72 km) |
| Oklahoma City to Ciudad Real | 4,906.71 mi (7,896.59 km) |
| Oklahoma City to Ciudad-Rodrigo | 4,730.49 mi (7,612.98 km) |
