| Mission to Cortona | 5,917.56 mi (9,523.40 km) |
| Mission to Cosenza | 6,254.34 mi (10,065.39 km) |
| Mission to Cossato | 5,674.38 mi (9,132.03 km) |
| Mission to Costa Volpino | 5,745.64 mi (9,246.72 km) |
| Mission to Creazzo | 5,813.35 mi (9,355.69 km) |
| Mission to Crema | 5,744.83 mi (9,245.41 km) |
| Mission to Cremona | 5,767.72 mi (9,282.24 km) |
| Mission to Crevalcore | 5,829.34 mi (9,381.42 km) |
| Mission to Crispiano | 6,244.34 mi (10,049.29 km) |
| Mission to Crosia | 6,266.10 mi (10,084.31 km) |
| Mission to Crotone | 6,300.80 mi (10,140.15 km) |
| Mission to Cuneo | 5,688.53 mi (9,154.80 km) |
| Mission to Cuorgne | 5,658.62 mi (9,106.68 km) |
| Mission to Cusano Milanino | 5,717.52 mi (9,201.46 km) |
| Mission to Cutro | 6,297.00 mi (10,134.04 km) |
