| Fort Collins to Cuenca | 5,059.98 mi (8,143.24 km) |
| Fort Collins to Cuevas del Almanzora | 5,193.85 mi (8,358.70 km) |
| Fort Collins to Cullera | 5,177.50 mi (8,332.38 km) |
| Fort Collins to Culleredo | 4,669.14 mi (7,514.25 km) |
| Fort Collins to Cunit | 5,161.24 mi (8,306.21 km) |
| Fort Collins to Daganzo de Arriba | 4,985.71 mi (8,023.72 km) |
| Fort Collins to Daimiel | 5,042.18 mi (8,114.61 km) |
| Fort Collins to Don Benito | 4,953.15 mi (7,971.33 km) |
| Fort Collins to Donostia | 4,925.41 mi (7,926.68 km) |
| Fort Collins to Dos Hermanas | 5,021.65 mi (8,081.56 km) |
| Fort Collins to Durango | 4,906.28 mi (7,895.90 km) |
| Fort Collins to Ecija | 5,047.04 mi (8,122.43 km) |
| Fort Collins to Ejea de los Caballeros | 5,010.42 mi (8,063.49 km) |
| Fort Collins to El Alamo | 4,977.01 mi (8,009.73 km) |
| Fort Collins to El Arahal | 5,038.43 mi (8,108.57 km) |
