| Council Bluffs to Corato | 5,342.98 mi (8,598.69 km) |
| Council Bluffs to Corbetta | 4,864.17 mi (7,828.13 km) |
| Council Bluffs to Corciano | 5,095.48 mi (8,200.38 km) |
| Council Bluffs to Cordenons | 4,979.83 mi (8,014.27 km) |
| Council Bluffs to Cori | 5,188.39 mi (8,349.90 km) |
| Council Bluffs to Coriano | 5,068.84 mi (8,157.50 km) |
| Council Bluffs to Corigliano Calabro | 5,422.60 mi (8,726.84 km) |
| Council Bluffs to Corleone | 5,383.77 mi (8,664.33 km) |
| Council Bluffs to Cormano | 4,869.85 mi (7,837.26 km) |
| Council Bluffs to Cornaredo | 4,867.07 mi (7,832.79 km) |
| Council Bluffs to Cornate d'Adda | 4,876.60 mi (7,848.13 km) |
| Council Bluffs to Cornedo Vicentino | 4,947.52 mi (7,962.26 km) |
| Council Bluffs to Correggio | 4,964.74 mi (7,989.98 km) |
| Council Bluffs to Corridonia | 5,136.07 mi (8,265.71 km) |
| Council Bluffs to Corsico | 4,873.12 mi (7,842.53 km) |
