| Boortmeerbeek to Oak Harbor (Washington) | 4,900.23 mi (7,886.15 km) |
| Boortmeerbeek to Oak Hills (Oregon) | 5,067.31 mi (8,155.05 km) |
| Boortmeerbeek to Oak Lawn (Illinois) | 4,154.82 mi (6,686.54 km) |
| Boortmeerbeek to Oak Park (California) | 5,620.83 mi (9,045.86 km) |
| Boortmeerbeek to Oak Park (Illinois) | 4,147.97 mi (6,675.52 km) |
| Boortmeerbeek to Oak Park (Michigan) | 3,947.01 mi (6,352.09 km) |
| Boortmeerbeek to Oak Ridge (Florida) | 4,549.61 mi (7,321.88 km) |
| Boortmeerbeek to Oak Ridge (New Jersey) | 3,670.15 mi (5,906.54 km) |
| Boortmeerbeek to Oak Ridge (Tennessee) | 4,297.44 mi (6,916.05 km) |
| Boortmeerbeek to Oakdale (California) | 5,472.14 mi (8,806.55 km) |
| Boortmeerbeek to Oakdale (Minnesota) | 4,186.97 mi (6,738.28 km) |
| Boortmeerbeek to Oakland (California) | 5,509.15 mi (8,866.12 km) |
| Boortmeerbeek to Oakland (New Jersey) | 3,659.87 mi (5,889.99 km) |
| Boortmeerbeek to Oakland Park (Florida) | 4,611.90 mi (7,422.14 km) |
| Boortmeerbeek to Oakleaf Plantation (Florida) | 4,482.25 mi (7,213.49 km) |
