| Paducah to Carmona | 4,398.25 mi (7,078.31 km) |
| Paducah to Cartagena | 4,616.96 mi (7,430.29 km) |
| Paducah to Cartama | 4,471.65 mi (7,196.42 km) |
| Paducah to Cartaya | 4,330.35 mi (6,969.02 km) |
| Paducah to Caspe | 4,537.87 mi (7,303.00 km) |
| Paducah to Cassa de la Selva | 4,646.35 mi (7,477.57 km) |
| Paducah to Castalla | 4,597.48 mi (7,398.93 km) |
| Paducah to Castellbisbal | 4,620.72 mi (7,436.33 km) |
| Paducah to Castelldefels | 4,627.24 mi (7,446.82 km) |
| Paducah to Castello de Ampurias | 4,642.46 mi (7,471.31 km) |
| Paducah to Castellon de la Plana | 4,579.97 mi (7,370.74 km) |
| Paducah to Castilleja de la Cuesta | 4,380.73 mi (7,050.10 km) |
| Paducah to Catarroja | 4,582.47 mi (7,374.77 km) |
| Paducah to Catral | 4,606.13 mi (7,412.85 km) |
| Paducah to Caudete | 4,578.92 mi (7,369.05 km) |
