| Torrelodones to Orangevale (California) | 5,683.37 mi (9,146.50 km) |
| Torrelodones to Orchards (Washington) | 5,375.00 mi (8,650.23 km) |
| Torrelodones to Orcutt (California) | 5,846.23 mi (9,408.60 km) |
| Torrelodones to Oregon (Ohio) | 3,980.41 mi (6,405.85 km) |
| Torrelodones to Oregon (Wisconsin) | 4,204.73 mi (6,766.85 km) |
| Torrelodones to Oregon City (Oregon) | 5,394.59 mi (8,681.76 km) |
| Torrelodones to Orem (Utah) | 5,243.07 mi (8,437.91 km) |
| Torrelodones to Orinda (California) | 5,759.60 mi (9,269.18 km) |
| Torrelodones to Orland Park (Illinois) | 4,182.33 mi (6,730.81 km) |
| Torrelodones to Orlando (Florida) | 4,345.30 mi (6,993.08 km) |
| Torrelodones to Ormond Beach (Florida) | 4,302.16 mi (6,923.65 km) |
| Torrelodones to Oro Valley (Arizona) | 5,579.20 mi (8,978.86 km) |
| Torrelodones to Oroville (California) | 5,654.77 mi (9,100.47 km) |
| Torrelodones to Oshkosh (Wisconsin) | 4,131.35 mi (6,648.76 km) |
| Torrelodones to Oskaloosa (Iowa) | 4,405.67 mi (7,090.24 km) |
