| Fort Collins to Creutzwald | 4,978.58 mi (8,012.25 km) |
| Fort Collins to Croissy-sur-Seine | 4,837.16 mi (7,784.66 km) |
| Fort Collins to Croix | 4,792.80 mi (7,713.27 km) |
| Fort Collins to Crosne | 4,855.53 mi (7,814.22 km) |
| Fort Collins to Cuers | 5,235.64 mi (8,425.95 km) |
| Fort Collins to Cugnaux | 5,044.58 mi (8,118.46 km) |
| Fort Collins to Cusset | 5,006.32 mi (8,056.90 km) |
| Fort Collins to Dammarie-le-Lys | 4,870.52 mi (7,838.35 km) |
| Fort Collins to Dammartin-en-Goele | 4,848.25 mi (7,802.51 km) |
| Fort Collins to Dardilly | 5,068.08 mi (8,156.29 km) |
| Fort Collins to Darnetal | 4,777.71 mi (7,688.99 km) |
| Fort Collins to Dax | 4,944.84 mi (7,957.94 km) |
| Fort Collins to Decines-Charpieu | 5,077.16 mi (8,170.90 km) |
| Fort Collins to Denain | 4,816.48 mi (7,751.37 km) |
| Fort Collins to Deuil-la-Barre | 4,839.30 mi (7,788.11 km) |
