| Boulder to Torre del Mar | 5,152.06 mi (8,291.43 km) |
| Boulder to Torre-Pacheco | 5,242.74 mi (8,437.37 km) |
| Boulder to Torredembarra | 5,185.56 mi (8,345.35 km) |
| Boulder to Torredonjimeno | 5,114.55 mi (8,231.08 km) |
| Boulder to Torrejon de Ardoz | 5,017.80 mi (8,075.36 km) |
| Boulder to Torrejon de la Calzada | 5,016.45 mi (8,073.20 km) |
| Boulder to Torrelavega | 4,873.29 mi (7,842.80 km) |
| Boulder to Torrelodones | 4,995.10 mi (8,038.83 km) |
| Boulder to Torremolinos | 5,140.29 mi (8,272.50 km) |
| Boulder to Torrente | 5,186.99 mi (8,347.65 km) |
| Boulder to Torrevieja | 5,242.98 mi (8,437.76 km) |
| Boulder to Torrijos | 5,005.64 mi (8,055.80 km) |
| Boulder to Torroella de Montgri | 5,212.49 mi (8,388.69 km) |
| Boulder to Torrox | 5,158.53 mi (8,301.85 km) |
| Boulder to Tortosa | 5,165.73 mi (8,313.44 km) |
