| Birmingham to Oak Harbor (Washington) | 4,653.41 mi (7,488.93 km) |
| Birmingham to Oak Hills (Oregon) | 4,816.42 mi (7,751.28 km) |
| Birmingham to Oak Lawn (Illinois) | 3,862.20 mi (6,215.61 km) |
| Birmingham to Oak Park (California) | 5,348.50 mi (8,607.58 km) |
| Birmingham to Oak Park (Illinois) | 3,855.47 mi (6,204.78 km) |
| Birmingham to Oak Park (Michigan) | 3,653.12 mi (5,879.12 km) |
| Birmingham to Oak Ridge (Florida) | 4,256.47 mi (6,850.12 km) |
| Birmingham to Oak Ridge (New Jersey) | 3,374.79 mi (5,431.20 km) |
| Birmingham to Oak Ridge (Tennessee) | 4,002.08 mi (6,440.72 km) |
| Birmingham to Oakdale (California) | 5,207.11 mi (8,380.04 km) |
| Birmingham to Oakdale (Minnesota) | 3,899.99 mi (6,276.43 km) |
| Birmingham to Oakland (California) | 5,246.34 mi (8,443.17 km) |
| Birmingham to Oakland (New Jersey) | 3,364.52 mi (5,414.67 km) |
| Birmingham to Oakland Park (Florida) | 4,320.76 mi (6,953.59 km) |
| Birmingham to Oakleaf Plantation (Florida) | 4,188.21 mi (6,740.27 km) |
