| Fort Collins to Totana | 5,188.24 mi (8,349.66 km) |
| Fort Collins to Trujillo | 4,930.82 mi (7,935.39 km) |
| Fort Collins to Tudela | 4,994.57 mi (8,037.98 km) |
| Fort Collins to Tudela de Duero | 4,895.29 mi (7,878.20 km) |
| Fort Collins to Tuineje | 5,026.69 mi (8,089.67 km) |
| Fort Collins to Ubeda | 5,099.09 mi (8,206.19 km) |
| Fort Collins to Ubrique | 5,067.83 mi (8,155.88 km) |
| Fort Collins to Umbrete | 5,008.26 mi (8,060.01 km) |
| Fort Collins to Utebo | 5,034.31 mi (8,101.94 km) |
| Fort Collins to Utiel | 5,120.55 mi (8,240.72 km) |
| Fort Collins to Utrera | 5,032.65 mi (8,099.27 km) |
| Fort Collins to Valdemorillo | 4,962.41 mi (7,986.23 km) |
| Fort Collins to Valdemoro | 4,991.95 mi (8,033.77 km) |
| Fort Collins to Valdepenas | 5,064.99 mi (8,151.31 km) |
| Fort Collins to Valencia | 5,158.71 mi (8,302.14 km) |
