| Thornton Heath to Oak Harbor (Washington) | 4,759.14 mi (7,659.09 km) |
| Thornton Heath to Oak Hills (Oregon) | 4,922.51 mi (7,922.02 km) |
| Thornton Heath to Oak Lawn (Illinois) | 3,964.05 mi (6,379.52 km) |
| Thornton Heath to Oak Park (California) | 5,455.17 mi (8,779.24 km) |
| Thornton Heath to Oak Park (Illinois) | 3,957.41 mi (6,368.84 km) |
| Thornton Heath to Oak Park (Michigan) | 3,753.74 mi (6,041.07 km) |
| Thornton Heath to Oak Ridge (Florida) | 4,346.35 mi (6,994.78 km) |
| Thornton Heath to Oak Ridge (New Jersey) | 3,470.56 mi (5,585.33 km) |
| Thornton Heath to Oak Ridge (Tennessee) | 4,099.14 mi (6,596.93 km) |
| Thornton Heath to Oakdale (California) | 5,313.89 mi (8,551.88 km) |
| Thornton Heath to Oakdale (Minnesota) | 4,004.61 mi (6,444.80 km) |
| Thornton Heath to Oakland (California) | 5,353.08 mi (8,614.95 km) |
| Thornton Heath to Oakland (New Jersey) | 3,460.16 mi (5,568.59 km) |
| Thornton Heath to Oakland Park (Florida) | 4,407.85 mi (7,093.74 km) |
| Thornton Heath to Oakleaf Plantation (Florida) | 4,279.70 mi (6,887.51 km) |
