| Walnut Park to Oak Grove (South Carolina) | 2,112.48 mi (3,399.71 km) |
| Walnut Park to Oak Harbor (Washington) | 1,015.80 mi (1,634.77 km) |
| Walnut Park to Oak Hills (Oregon) | 835.99 mi (1,345.39 km) |
| Walnut Park to Oak Lawn (Illinois) | 1,735.99 mi (2,793.81 km) |
| Walnut Park to Oak Park (California) | 34.60 mi (55.68 km) |
| Walnut Park to Oak Park (Illinois) | 1,735.79 mi (2,793.49 km) |
| Walnut Park to Oak Park (Michigan) | 1,974.78 mi (3,178.10 km) |
| Walnut Park to Oak Ridge (Florida) | 2,195.67 mi (3,533.60 km) |
| Walnut Park to Oak Ridge (New Jersey) | 2,419.96 mi (3,894.55 km) |
| Walnut Park to Oak Ridge (Tennessee) | 1,916.36 mi (3,084.09 km) |
| Walnut Park to Oakdale (California) | 300.47 mi (483.56 km) |
| Walnut Park to Oakdale (Minnesota) | 1,537.91 mi (2,475.02 km) |
| Walnut Park to Oakland (California) | 345.97 mi (556.79 km) |
| Walnut Park to Oakland (New Jersey) | 2,433.30 mi (3,916.02 km) |
| Walnut Park to Oakland Park (Florida) | 2,324.99 mi (3,741.71 km) |
