| Fort Collins to Carpentras | 5,159.76 mi (8,303.83 km) |
| Fort Collins to Carquefou | 4,774.13 mi (7,683.22 km) |
| Fort Collins to Carqueiranne | 5,242.46 mi (8,436.93 km) |
| Fort Collins to Carrieres-sous-Poissy | 4,830.46 mi (7,773.87 km) |
| Fort Collins to Carrieres-sur-Seine | 4,840.86 mi (7,790.61 km) |
| Fort Collins to Carros | 5,251.25 mi (8,451.07 km) |
| Fort Collins to Carvin | 4,794.41 mi (7,715.86 km) |
| Fort Collins to Castanet-Tolosan | 5,051.47 mi (8,129.55 km) |
| Fort Collins to Castelginest | 5,041.01 mi (8,112.72 km) |
| Fort Collins to Castelnau-le-Lez | 5,136.66 mi (8,266.65 km) |
| Fort Collins to Castelnaudary | 5,077.72 mi (8,171.79 km) |
| Fort Collins to Castelsarrasin | 5,013.16 mi (8,067.89 km) |
| Fort Collins to Castres | 5,076.24 mi (8,169.42 km) |
| Fort Collins to Caudebec-les-Elbeuf | 4,780.22 mi (7,693.02 km) |
| Fort Collins to Caudry | 4,826.05 mi (7,766.78 km) |
