| Oostkamp to Oak Harbor (Washington) | 4,857.73 mi (7,817.76 km) |
| Oostkamp to Oak Hills (Oregon) | 5,023.82 mi (8,085.05 km) |
| Oostkamp to Oak Lawn (Illinois) | 4,098.93 mi (6,596.59 km) |
| Oostkamp to Oak Park (California) | 5,571.69 mi (8,966.78 km) |
| Oostkamp to Oak Park (Illinois) | 4,092.13 mi (6,585.65 km) |
| Oostkamp to Oak Park (Michigan) | 3,890.48 mi (6,261.12 km) |
| Oostkamp to Oak Ridge (Florida) | 4,490.75 mi (7,227.16 km) |
| Oostkamp to Oak Ridge (New Jersey) | 3,612.08 mi (5,813.08 km) |
| Oostkamp to Oak Ridge (Tennessee) | 4,239.68 mi (6,823.10 km) |
| Oostkamp to Oakdale (California) | 5,425.01 mi (8,730.70 km) |
| Oostkamp to Oakdale (Minnesota) | 4,133.25 mi (6,651.83 km) |
| Oostkamp to Oakland (California) | 5,462.62 mi (8,791.24 km) |
| Oostkamp to Oakland (New Jersey) | 3,601.76 mi (5,796.48 km) |
| Oostkamp to Oakland Park (Florida) | 4,552.92 mi (7,327.21 km) |
| Oostkamp to Oakleaf Plantation (Florida) | 4,423.53 mi (7,118.99 km) |
