| Green Bay to Cortona | 4,629.58 mi (7,450.59 km) |
| Green Bay to Cosenza | 4,977.58 mi (8,010.64 km) |
| Green Bay to Cossato | 4,383.47 mi (7,054.51 km) |
| Green Bay to Costa Volpino | 4,445.72 mi (7,154.69 km) |
| Green Bay to Creazzo | 4,510.63 mi (7,259.16 km) |
| Green Bay to Crema | 4,449.89 mi (7,161.40 km) |
| Green Bay to Cremona | 4,473.25 mi (7,199.00 km) |
| Green Bay to Crevalcore | 4,533.82 mi (7,296.47 km) |
| Green Bay to Crispiano | 4,953.57 mi (7,972.00 km) |
| Green Bay to Crosia | 4,984.90 mi (8,022.43 km) |
| Green Bay to Crotone | 5,021.50 mi (8,081.33 km) |
| Green Bay to Cuneo | 4,409.55 mi (7,096.48 km) |
| Green Bay to Cuorgne | 4,371.03 mi (7,034.50 km) |
| Green Bay to Cusano Milanino | 4,423.02 mi (7,118.16 km) |
| Green Bay to Cutro | 5,018.73 mi (8,076.86 km) |
