| Council Bluffs to Cividale del Friuli | 5,000.75 mi (8,047.92 km) |
| Council Bluffs to Civita Castellana | 5,138.97 mi (8,270.38 km) |
| Council Bluffs to Civitanova Marche | 5,141.76 mi (8,274.86 km) |
| Council Bluffs to Civitavecchia | 5,124.84 mi (8,247.63 km) |
| Council Bluffs to Civitella in Val di Chiana | 5,061.17 mi (8,145.17 km) |
| Council Bluffs to Clusone | 4,884.16 mi (7,860.30 km) |
| Council Bluffs to Coccaglio | 4,899.42 mi (7,884.85 km) |
| Council Bluffs to Codigoro | 5,011.22 mi (8,064.77 km) |
| Council Bluffs to Codogno | 4,907.17 mi (7,897.33 km) |
| Council Bluffs to Codroipo | 4,990.82 mi (8,031.95 km) |
| Council Bluffs to Cogoleto | 4,901.36 mi (7,887.98 km) |
| Council Bluffs to Colle di Val d'Elsa | 5,039.96 mi (8,111.03 km) |
| Council Bluffs to Colle Salvetti | 5,006.31 mi (8,056.87 km) |
| Council Bluffs to Collecchio | 4,944.57 mi (7,957.51 km) |
| Council Bluffs to Colleferro | 5,188.19 mi (8,349.58 km) |
