| Leavenworth to Collegno | 4,884.94 mi (7,861.56 km) |
| Leavenworth to Cologno al Serio | 4,945.85 mi (7,959.58 km) |
| Leavenworth to Cologno Monzese | 4,932.05 mi (7,937.36 km) |
| Leavenworth to Colorno | 4,999.74 mi (8,046.30 km) |
| Leavenworth to Comacchio | 5,078.44 mi (8,172.95 km) |
| Leavenworth to Comiso | 5,524.75 mi (8,891.23 km) |
| Leavenworth to Como | 4,912.82 mi (7,906.42 km) |
| Leavenworth to Concordia Sagittaria | 5,056.43 mi (8,137.54 km) |
| Leavenworth to Concorezzo | 4,931.67 mi (7,936.76 km) |
| Leavenworth to Conegliano | 5,030.62 mi (8,096.01 km) |
| Leavenworth to Conselice | 5,073.20 mi (8,164.52 km) |
| Leavenworth to Conselve | 5,043.09 mi (8,116.07 km) |
| Leavenworth to Conversano | 5,436.34 mi (8,748.94 km) |
| Leavenworth to Copertino | 5,505.13 mi (8,859.65 km) |
| Leavenworth to Copparo | 5,056.40 mi (8,137.50 km) |
