| Fort Collins to Carmignano | 5,384.77 mi (8,665.95 km) |
| Fort Collins to Carovigno | 5,772.40 mi (9,289.79 km) |
| Fort Collins to Carpenedolo | 5,288.35 mi (8,510.77 km) |
| Fort Collins to Carpi | 5,332.42 mi (8,581.70 km) |
| Fort Collins to Carrara | 5,339.86 mi (8,593.67 km) |
| Fort Collins to Carugate | 5,241.57 mi (8,435.49 km) |
| Fort Collins to Casal di Principe | 5,634.59 mi (9,068.00 km) |
| Fort Collins to Casale Monferrato | 5,231.18 mi (8,418.77 km) |
| Fort Collins to Casale sul Sile | 5,341.06 mi (8,595.61 km) |
| Fort Collins to Casalecchio di Reno | 5,360.99 mi (8,627.68 km) |
| Fort Collins to Casalgrande | 5,337.11 mi (8,589.24 km) |
| Fort Collins to Casalmaggiore | 5,306.34 mi (8,539.74 km) |
| Fort Collins to Casalnuovo di Napoli | 5,647.29 mi (9,088.44 km) |
| Fort Collins to Casalpusterlengo | 5,270.57 mi (8,482.17 km) |
| Fort Collins to Casaluce | 5,637.78 mi (9,073.13 km) |
