| Roura to Oak Harbor (Washington) | 5,074.18 mi (8,166.11 km) |
| Roura to Oak Hills (Oregon) | 5,046.47 mi (8,121.51 km) |
| Roura to Oak Lawn (Illinois) | 3,359.05 mi (5,405.87 km) |
| Roura to Oak Park (California) | 4,692.83 mi (7,552.39 km) |
| Roura to Oak Park (Illinois) | 3,368.17 mi (5,420.55 km) |
| Roura to Oak Park (Michigan) | 3,221.22 mi (5,184.06 km) |
| Roura to Oak Ridge (Florida) | 2,515.10 mi (4,047.66 km) |
| Roura to Oak Ridge (New Jersey) | 2,859.10 mi (4,601.27 km) |
| Roura to Oak Ridge (Tennessee) | 2,962.85 mi (4,768.24 km) |
| Roura to Oakdale (California) | 4,849.09 mi (7,803.85 km) |
| Roura to Oakdale (Minnesota) | 3,704.50 mi (5,961.81 km) |
| Roura to Oakland (California) | 4,923.24 mi (7,923.19 km) |
| Roura to Oakland (New Jersey) | 2,851.47 mi (4,589.01 km) |
| Roura to Oakland Park (Florida) | 2,361.05 mi (3,799.74 km) |
| Roura to Oakleaf Plantation (Florida) | 2,604.23 mi (4,191.10 km) |
