| Williamstown to Oak Grove (South Carolina) | 521.22 mi (838.83 km) |
| Williamstown to Oak Harbor (Washington) | 2,401.12 mi (3,864.23 km) |
| Williamstown to Oak Hills (Oregon) | 2,430.26 mi (3,911.13 km) |
| Williamstown to Oak Lawn (Illinois) | 682.94 mi (1,099.08 km) |
| Williamstown to Oak Park (California) | 2,423.73 mi (3,900.62 km) |
| Williamstown to Oak Park (Illinois) | 686.51 mi (1,104.83 km) |
| Williamstown to Oak Park (Michigan) | 468.14 mi (753.40 km) |
| Williamstown to Oak Ridge (Florida) | 857.37 mi (1,379.80 km) |
| Williamstown to Oak Ridge (New Jersey) | 96.32 mi (155.01 km) |
| Williamstown to Oak Ridge (Tennessee) | 569.36 mi (916.29 km) |
| Williamstown to Oakdale (California) | 2,448.96 mi (3,941.22 km) |
| Williamstown to Oakdale (Minnesota) | 986.22 mi (1,587.17 km) |
| Williamstown to Oakland (California) | 2,519.53 mi (4,054.80 km) |
| Williamstown to Oakland (New Jersey) | 100.65 mi (161.98 km) |
| Williamstown to Oakland Park (Florida) | 979.96 mi (1,577.09 km) |
