| Fort Collins to Cervignano del Friuli | 5,363.12 mi (8,631.11 km) |
| Fort Collins to Cesa | 5,640.65 mi (9,077.75 km) |
| Fort Collins to Cesano Maderno | 5,231.19 mi (8,418.78 km) |
| Fort Collins to Cesena | 5,411.08 mi (8,708.29 km) |
| Fort Collins to Cesenatico | 5,413.14 mi (8,711.61 km) |
| Fort Collins to Cetraro | 5,776.54 mi (9,296.45 km) |
| Fort Collins to Cherasco | 5,233.51 mi (8,422.53 km) |
| Fort Collins to Chiampo | 5,308.23 mi (8,542.77 km) |
| Fort Collins to Chiaravalle | 5,475.36 mi (8,811.74 km) |
| Fort Collins to Chiari | 5,261.98 mi (8,468.34 km) |
| Fort Collins to Chiavari | 5,301.38 mi (8,531.75 km) |
| Fort Collins to Chieri | 5,214.57 mi (8,392.03 km) |
| Fort Collins to Chieti | 5,567.47 mi (8,959.98 km) |
| Fort Collins to Chioggia | 5,358.23 mi (8,623.24 km) |
| Fort Collins to Chiusi | 5,457.08 mi (8,782.31 km) |
