| Wheat Ridge to Castrovillari | 5,810.21 mi (9,350.63 km) |
| Wheat Ridge to Catania | 5,890.26 mi (9,479.46 km) |
| Wheat Ridge to Catanzaro | 5,871.95 mi (9,450.00 km) |
| Wheat Ridge to Cattolica | 5,478.44 mi (8,816.70 km) |
| Wheat Ridge to Cava de' Tirreni | 5,712.00 mi (9,192.58 km) |
| Wheat Ridge to Cavallino | 5,853.07 mi (9,419.60 km) |
| Wheat Ridge to Cavarzere | 5,398.01 mi (8,687.26 km) |
| Wheat Ridge to Cave | 5,593.04 mi (9,001.13 km) |
| Wheat Ridge to Cavriago | 5,366.12 mi (8,635.94 km) |
| Wheat Ridge to Cavriglia | 5,457.34 mi (8,782.74 km) |
| Wheat Ridge to Cazzago San Martino | 5,305.74 mi (8,538.76 km) |
| Wheat Ridge to Ceccano | 5,619.77 mi (9,044.14 km) |
| Wheat Ridge to Cecina | 5,433.03 mi (8,743.61 km) |
| Wheat Ridge to Cefalu | 5,823.60 mi (9,372.18 km) |
| Wheat Ridge to Ceglie Messapico | 5,811.69 mi (9,353.01 km) |
