| DeForest to Oak Harbor (Washington) | 1,628.75 mi (2,621.22 km) |
| DeForest to Oak Hills (Oregon) | 1,649.66 mi (2,654.88 km) |
| DeForest to Oak Lawn (Illinois) | 132.45 mi (213.15 km) |
| DeForest to Oak Park (California) | 1,694.14 mi (2,726.46 km) |
| DeForest to Oak Park (Illinois) | 121.89 mi (196.16 km) |
| DeForest to Oak Park (Michigan) | 316.45 mi (509.28 km) |
| DeForest to Oak Ridge (Florida) | 1,110.76 mi (1,787.59 km) |
| DeForest to Oak Ridge (New Jersey) | 774.62 mi (1,246.63 km) |
| DeForest to Oak Ridge (Tennessee) | 569.21 mi (916.06 km) |
| DeForest to Oakdale (California) | 1,687.17 mi (2,715.24 km) |
| DeForest to Oakdale (Minnesota) | 216.80 mi (348.90 km) |
| DeForest to Oakland (California) | 1,755.33 mi (2,824.93 km) |
| DeForest to Oakland (New Jersey) | 787.47 mi (1,267.31 km) |
| DeForest to Oakland Park (Florida) | 1,286.67 mi (2,070.69 km) |
| DeForest to Oakleaf Plantation (Florida) | 992.66 mi (1,597.53 km) |
