| Tortosa to Odessa (Texas) | 5,412.86 mi (8,711.16 km) |
| Tortosa to Ogden (Utah) | 5,368.61 mi (8,639.95 km) |
| Tortosa to Oildale (California) | 5,922.34 mi (9,531.08 km) |
| Tortosa to Ojus (Florida) | 4,605.48 mi (7,411.80 km) |
| Tortosa to Okemos (Michigan) | 4,180.30 mi (6,727.54 km) |
| Tortosa to Oklahoma City (Oklahoma) | 5,040.88 mi (8,112.51 km) |
| Tortosa to Okmulgee (Oklahoma) | 4,967.96 mi (7,995.16 km) |
| Tortosa to Olathe (Kansas) | 4,779.85 mi (7,692.43 km) |
| Tortosa to Old Jamestown (Missouri) | 4,582.39 mi (7,374.65 km) |
| Tortosa to Oldsmar (Florida) | 4,647.25 mi (7,479.02 km) |
| Tortosa to Olean (New York) | 3,933.49 mi (6,330.35 km) |
| Tortosa to Olive Branch (Mississippi) | 4,715.72 mi (7,589.22 km) |
| Tortosa to Olivehurst (California) | 5,821.84 mi (9,369.35 km) |
| Tortosa to Olney (Maryland) | 3,966.15 mi (6,382.91 km) |
| Tortosa to Olympia (Washington) | 5,444.38 mi (8,761.88 km) |
