| Boulder City to Totana | 5,806.36 mi (9,344.43 km) |
| Boulder City to Trujillo | 5,550.40 mi (8,932.51 km) |
| Boulder City to Tudela | 5,606.04 mi (9,022.05 km) |
| Boulder City to Tudela de Duero | 5,510.72 mi (8,868.64 km) |
| Boulder City to Tuineje | 5,649.97 mi (9,092.74 km) |
| Boulder City to Ubeda | 5,718.50 mi (9,203.03 km) |
| Boulder City to Ubrique | 5,690.14 mi (9,157.39 km) |
| Boulder City to Umbrete | 5,630.35 mi (9,061.17 km) |
| Boulder City to Utebo | 5,645.72 mi (9,085.90 km) |
| Boulder City to Utiel | 5,735.80 mi (9,230.88 km) |
| Boulder City to Utrera | 5,654.68 mi (9,100.34 km) |
| Boulder City to Valdemorillo | 5,579.04 mi (8,978.60 km) |
| Boulder City to Valdemoro | 5,608.68 mi (9,026.30 km) |
| Boulder City to Valdepenas | 5,683.46 mi (9,146.65 km) |
| Boulder City to Valencia | 5,773.25 mi (9,291.15 km) |
