| Prospect Heights to Corato | 4,999.93 mi (8,046.61 km) |
| Prospect Heights to Corbetta | 4,520.17 mi (7,274.51 km) |
| Prospect Heights to Corciano | 4,750.19 mi (7,644.70 km) |
| Prospect Heights to Cordenons | 4,644.88 mi (7,475.21 km) |
| Prospect Heights to Cori | 4,839.68 mi (7,788.72 km) |
| Prospect Heights to Coriano | 4,726.88 mi (7,607.18 km) |
| Prospect Heights to Corigliano Calabro | 5,075.15 mi (8,167.67 km) |
| Prospect Heights to Corleone | 5,024.70 mi (8,086.48 km) |
| Prospect Heights to Cormano | 4,526.59 mi (7,284.84 km) |
| Prospect Heights to Cornaredo | 4,523.39 mi (7,279.70 km) |
| Prospect Heights to Cornate d'Adda | 4,534.25 mi (7,297.16 km) |
| Prospect Heights to Cornedo Vicentino | 4,608.64 mi (7,416.89 km) |
| Prospect Heights to Correggio | 4,621.89 mi (7,438.22 km) |
| Prospect Heights to Corridonia | 4,793.63 mi (7,714.60 km) |
| Prospect Heights to Corsico | 4,529.37 mi (7,289.32 km) |
