| Westbrook to Oak Grove (South Carolina) | 886.24 mi (1,426.26 km) |
| Westbrook to Oak Harbor (Washington) | 2,480.36 mi (3,991.76 km) |
| Westbrook to Oak Hills (Oregon) | 2,537.92 mi (4,084.40 km) |
| Westbrook to Oak Lawn (Illinois) | 892.25 mi (1,435.94 km) |
| Westbrook to Oak Park (California) | 2,643.91 mi (4,254.95 km) |
| Westbrook to Oak Park (Illinois) | 891.15 mi (1,434.16 km) |
| Westbrook to Oak Park (Michigan) | 652.29 mi (1,049.75 km) |
| Westbrook to Oak Ridge (Florida) | 1,217.21 mi (1,958.91 km) |
| Westbrook to Oak Ridge (New Jersey) | 280.28 mi (451.07 km) |
| Westbrook to Oak Ridge (Tennessee) | 910.37 mi (1,465.10 km) |
| Westbrook to Oakdale (California) | 2,634.08 mi (4,239.15 km) |
| Westbrook to Oakdale (Minnesota) | 1,117.19 mi (1,797.94 km) |
| Westbrook to Oakland (California) | 2,700.77 mi (4,346.47 km) |
| Westbrook to Oakland (New Jersey) | 270.60 mi (435.50 km) |
| Westbrook to Oakland Park (Florida) | 1,329.20 mi (2,139.14 km) |
