| Rock Island to Corato | 5,132.12 mi (8,259.35 km) |
| Rock Island to Corbetta | 4,652.43 mi (7,487.36 km) |
| Rock Island to Corciano | 4,882.85 mi (7,858.19 km) |
| Rock Island to Cordenons | 4,774.91 mi (7,684.47 km) |
| Rock Island to Cori | 4,973.20 mi (8,003.59 km) |
| Rock Island to Coriano | 4,858.70 mi (7,819.33 km) |
| Rock Island to Corigliano Calabro | 5,208.44 mi (8,382.18 km) |
| Rock Island to Corleone | 5,160.71 mi (8,305.35 km) |
| Rock Island to Cormano | 4,658.66 mi (7,497.39 km) |
| Rock Island to Cornaredo | 4,655.57 mi (7,492.42 km) |
| Rock Island to Cornate d'Adda | 4,666.10 mi (7,509.36 km) |
| Rock Island to Cornedo Vicentino | 4,739.65 mi (7,627.73 km) |
| Rock Island to Correggio | 4,753.90 mi (7,650.67 km) |
| Rock Island to Corridonia | 4,925.60 mi (7,926.98 km) |
| Rock Island to Corsico | 4,661.57 mi (7,502.07 km) |
