| Fort Carson to Cividale del Friuli | 5,441.94 mi (8,757.96 km) |
| Fort Carson to Civita Castellana | 5,593.57 mi (9,001.97 km) |
| Fort Carson to Civitanova Marche | 5,590.82 mi (8,997.55 km) |
| Fort Carson to Civitavecchia | 5,581.16 mi (8,982.02 km) |
| Fort Carson to Civitella in Val di Chiana | 5,513.95 mi (8,873.85 km) |
| Fort Carson to Clusone | 5,333.01 mi (8,582.65 km) |
| Fort Carson to Coccaglio | 5,349.19 mi (8,608.70 km) |
| Fort Carson to Codigoro | 5,459.03 mi (8,785.45 km) |
| Fort Carson to Codogno | 5,358.70 mi (8,623.99 km) |
| Fort Carson to Codroipo | 5,433.39 mi (8,744.20 km) |
| Fort Carson to Cogoleto | 5,357.13 mi (8,621.48 km) |
| Fort Carson to Colle di Val d'Elsa | 5,493.92 mi (8,841.61 km) |
| Fort Carson to Colle Salvetti | 5,460.94 mi (8,788.54 km) |
| Fort Carson to Collecchio | 5,396.35 mi (8,684.58 km) |
| Fort Carson to Colleferro | 5,643.13 mi (9,081.75 km) |
