| Willimantic to Oak Grove (South Carolina) | 722.77 mi (1,163.18 km) |
| Willimantic to Oak Harbor (Washington) | 2,458.93 mi (3,957.27 km) |
| Willimantic to Oak Hills (Oregon) | 2,503.61 mi (4,029.17 km) |
| Willimantic to Oak Lawn (Illinois) | 800.46 mi (1,288.22 km) |
| Willimantic to Oak Park (California) | 2,557.32 mi (4,115.60 km) |
| Willimantic to Oak Park (Illinois) | 801.36 mi (1,289.67 km) |
| Willimantic to Oak Park (Michigan) | 564.48 mi (908.45 km) |
| Willimantic to Oak Ridge (Florida) | 1,051.21 mi (1,691.75 km) |
| Willimantic to Oak Ridge (New Jersey) | 127.60 mi (205.35 km) |
| Willimantic to Oak Ridge (Tennessee) | 761.02 mi (1,224.74 km) |
| Willimantic to Oakdale (California) | 2,564.03 mi (4,126.41 km) |
| Willimantic to Oakdale (Minnesota) | 1,063.69 mi (1,711.84 km) |
| Willimantic to Oakland (California) | 2,632.69 mi (4,236.90 km) |
| Willimantic to Oakland (New Jersey) | 115.39 mi (185.71 km) |
| Willimantic to Oakland Park (Florida) | 1,164.81 mi (1,874.58 km) |
