| Roman to Oak Harbor (Washington) | 5,607.51 mi (9,024.42 km) |
| Roman to Oak Hills (Oregon) | 5,789.45 mi (9,317.21 km) |
| Roman to Oak Lawn (Illinois) | 5,122.85 mi (8,244.42 km) |
| Roman to Oak Park (California) | 6,440.98 mi (10,365.76 km) |
| Roman to Oak Park (Illinois) | 5,114.93 mi (8,231.68 km) |
| Roman to Oak Park (Michigan) | 4,929.01 mi (7,932.48 km) |
| Roman to Oak Ridge (Florida) | 5,585.01 mi (8,988.21 km) |
| Roman to Oak Ridge (New Jersey) | 4,685.91 mi (7,541.25 km) |
| Roman to Oak Ridge (Tennessee) | 5,304.04 mi (8,536.02 km) |
| Roman to Oakdale (California) | 6,255.46 mi (10,067.18 km) |
| Roman to Oakdale (Minnesota) | 5,112.54 mi (8,227.83 km) |
| Roman to Oakland (California) | 6,280.33 mi (10,107.22 km) |
| Roman to Oakland (New Jersey) | 4,676.30 mi (7,525.77 km) |
| Roman to Oakland Park (Florida) | 5,653.34 mi (9,098.17 km) |
| Roman to Oakleaf Plantation (Florida) | 5,513.12 mi (8,872.52 km) |
