| Hilliard to Oak Harbor (Washington) | 2,013.36 mi (3,240.19 km) |
| Hilliard to Oak Hills (Oregon) | 2,026.42 mi (3,261.21 km) |
| Hilliard to Oak Lawn (Illinois) | 266.56 mi (428.99 km) |
| Hilliard to Oak Park (California) | 1,989.47 mi (3,201.74 km) |
| Hilliard to Oak Park (Illinois) | 273.41 mi (440.01 km) |
| Hilliard to Oak Park (Michigan) | 167.87 mi (270.17 km) |
| Hilliard to Oak Ridge (Florida) | 805.01 mi (1,295.54 km) |
| Hilliard to Oak Ridge (New Jersey) | 459.78 mi (739.95 km) |
| Hilliard to Oak Ridge (Tennessee) | 288.02 mi (463.52 km) |
| Hilliard to Oakdale (California) | 2,017.60 mi (3,247.01 km) |
| Hilliard to Oakdale (Minnesota) | 604.74 mi (973.23 km) |
| Hilliard to Oakland (California) | 2,088.77 mi (3,361.55 km) |
| Hilliard to Oakland (New Jersey) | 473.07 mi (761.33 km) |
| Hilliard to Oakland Park (Florida) | 972.94 mi (1,565.80 km) |
| Hilliard to Oakleaf Plantation (Florida) | 685.77 mi (1,103.65 km) |
