| Leavenworth to Cortona | 5,133.77 mi (8,262.00 km) |
| Leavenworth to Cosenza | 5,481.17 mi (8,821.10 km) |
| Leavenworth to Cossato | 4,887.70 mi (7,866.00 km) |
| Leavenworth to Costa Volpino | 4,950.51 mi (7,967.08 km) |
| Leavenworth to Creazzo | 5,015.58 mi (8,071.79 km) |
| Leavenworth to Crema | 4,954.41 mi (7,973.36 km) |
| Leavenworth to Cremona | 4,977.76 mi (8,010.93 km) |
| Leavenworth to Crevalcore | 5,038.41 mi (8,108.54 km) |
| Leavenworth to Crispiano | 5,458.10 mi (8,783.96 km) |
| Leavenworth to Crosia | 5,488.83 mi (8,833.42 km) |
| Leavenworth to Crotone | 5,525.32 mi (8,892.14 km) |
| Leavenworth to Cuneo | 4,912.89 mi (7,906.53 km) |
| Leavenworth to Cuorgne | 4,875.03 mi (7,845.60 km) |
| Leavenworth to Cusano Milanino | 4,927.50 mi (7,930.05 km) |
| Leavenworth to Cutro | 5,522.46 mi (8,887.55 km) |
