| Ashburn to Carmona | 3,792.11 mi (6,102.81 km) |
| Ashburn to Cartagena | 4,016.38 mi (6,463.73 km) |
| Ashburn to Cartama | 3,864.63 mi (6,219.53 km) |
| Ashburn to Cartaya | 3,722.24 mi (5,990.37 km) |
| Ashburn to Caspe | 3,950.24 mi (6,357.29 km) |
| Ashburn to Cassa de la Selva | 4,065.45 mi (6,542.71 km) |
| Ashburn to Castalla | 4,000.20 mi (6,437.71 km) |
| Ashburn to Castellbisbal | 4,036.90 mi (6,496.77 km) |
| Ashburn to Castelldefels | 4,042.68 mi (6,506.07 km) |
| Ashburn to Castello de Ampurias | 4,063.31 mi (6,539.26 km) |
| Ashburn to Castellon de la Plana | 3,987.97 mi (6,418.01 km) |
| Ashburn to Castilleja de la Cuesta | 3,773.95 mi (6,073.58 km) |
| Ashburn to Catarroja | 3,988.06 mi (6,418.17 km) |
| Ashburn to Catral | 4,007.37 mi (6,449.24 km) |
| Ashburn to Caudete | 3,981.57 mi (6,407.71 km) |
