| Knokke-Heist to Oak Harbor (Washington) | 4,848.41 mi (7,802.77 km) |
| Knokke-Heist to Oak Hills (Oregon) | 5,014.74 mi (8,070.44 km) |
| Knokke-Heist to Oak Lawn (Illinois) | 4,094.45 mi (6,589.39 km) |
| Knokke-Heist to Oak Park (California) | 5,564.19 mi (8,954.70 km) |
| Knokke-Heist to Oak Park (Illinois) | 4,087.62 mi (6,578.39 km) |
| Knokke-Heist to Oak Park (Michigan) | 3,886.44 mi (6,254.62 km) |
| Knokke-Heist to Oak Ridge (Florida) | 4,489.55 mi (7,225.24 km) |
| Knokke-Heist to Oak Ridge (New Jersey) | 3,609.48 mi (5,808.90 km) |
| Knokke-Heist to Oak Ridge (Tennessee) | 4,236.72 mi (6,818.34 km) |
| Knokke-Heist to Oakdale (California) | 5,416.88 mi (8,717.63 km) |
| Knokke-Heist to Oakdale (Minnesota) | 4,127.56 mi (6,642.66 km) |
| Knokke-Heist to Oakland (California) | 5,454.33 mi (8,777.89 km) |
| Knokke-Heist to Oakland (New Jersey) | 3,599.20 mi (5,792.36 km) |
| Knokke-Heist to Oakland Park (Florida) | 4,552.33 mi (7,326.26 km) |
| Knokke-Heist to Oakleaf Plantation (Florida) | 4,421.98 mi (7,116.48 km) |
