| Fergus Falls to Oak Harbor (Washington) | 1,246.02 mi (2,005.27 km) |
| Fergus Falls to Oak Hills (Oregon) | 1,281.57 mi (2,062.48 km) |
| Fergus Falls to Oak Lawn (Illinois) | 520.00 mi (836.86 km) |
| Fergus Falls to Oak Park (California) | 1,451.48 mi (2,335.93 km) |
| Fergus Falls to Oak Park (Illinois) | 510.87 mi (822.17 km) |
| Fergus Falls to Oak Park (Michigan) | 688.27 mi (1,107.67 km) |
| Fergus Falls to Oak Ridge (Florida) | 1,465.17 mi (2,357.96 km) |
| Fergus Falls to Oak Ridge (New Jersey) | 1,133.83 mi (1,824.73 km) |
| Fergus Falls to Oak Ridge (Tennessee) | 938.45 mi (1,510.29 km) |
| Fergus Falls to Oakdale (California) | 1,393.46 mi (2,242.56 km) |
| Fergus Falls to Oakdale (Minnesota) | 175.02 mi (281.67 km) |
| Fergus Falls to Oakland (California) | 1,455.51 mi (2,342.41 km) |
| Fergus Falls to Oakland (New Jersey) | 1,145.89 mi (1,844.13 km) |
| Fergus Falls to Oakland Park (Florida) | 1,641.53 mi (2,641.78 km) |
| Fergus Falls to Oakleaf Plantation (Florida) | 1,350.94 mi (2,174.12 km) |
