| Ashburn to Cehegin | 3,961.23 mi (6,374.98 km) |
| Ashburn to Cervello | 4,038.29 mi (6,498.99 km) |
| Ashburn to Cervera | 3,998.14 mi (6,434.39 km) |
| Ashburn to Ceuti | 3,987.24 mi (6,416.84 km) |
| Ashburn to Cheste | 3,972.32 mi (6,392.82 km) |
| Ashburn to Chiclana de la Frontera | 3,797.95 mi (6,112.21 km) |
| Ashburn to Chipiona | 3,774.26 mi (6,074.09 km) |
| Ashburn to Chiva | 3,970.88 mi (6,390.52 km) |
| Ashburn to Churriana de la Vega | 3,899.67 mi (6,275.91 km) |
| Ashburn to Ciempozuelos | 3,811.56 mi (6,134.11 km) |
| Ashburn to Cieza | 3,975.14 mi (6,397.36 km) |
| Ashburn to Cisterniga | 3,719.88 mi (5,986.57 km) |
| Ashburn to Ciudad de Melilla | 3,993.34 mi (6,426.65 km) |
| Ashburn to Ciudad Real | 3,831.39 mi (6,166.02 km) |
| Ashburn to Ciudad-Rodrigo | 3,658.73 mi (5,888.15 km) |
