| Fort Washington to Carmona | 3,776.93 mi (6,078.39 km) |
| Fort Washington to Cartagena | 4,002.25 mi (6,441.00 km) |
| Fort Washington to Cartama | 3,849.26 mi (6,194.78 km) |
| Fort Washington to Cartaya | 3,706.66 mi (5,965.29 km) |
| Fort Washington to Caspe | 3,938.29 mi (6,338.07 km) |
| Fort Washington to Cassa de la Selva | 4,054.46 mi (6,525.02 km) |
| Fort Washington to Castalla | 3,986.68 mi (6,415.94 km) |
| Fort Washington to Castellbisbal | 4,025.50 mi (6,478.41 km) |
| Fort Washington to Castelldefels | 4,031.17 mi (6,487.54 km) |
| Fort Washington to Castello de Ampurias | 4,052.56 mi (6,521.97 km) |
| Fort Washington to Castellon de la Plana | 3,975.33 mi (6,397.67 km) |
| Fort Washington to Castilleja de la Cuesta | 3,758.64 mi (6,048.95 km) |
| Fort Washington to Catarroja | 3,975.03 mi (6,397.19 km) |
| Fort Washington to Catral | 3,993.58 mi (6,427.05 km) |
| Fort Washington to Caudete | 3,968.03 mi (6,385.93 km) |
