| Big Spring to Oak Harbor (Washington) | 1,562.98 mi (2,515.37 km) |
| Big Spring to Oak Hills (Oregon) | 1,463.14 mi (2,354.69 km) |
| Big Spring to Oak Lawn (Illinois) | 999.08 mi (1,607.86 km) |
| Big Spring to Oak Park (California) | 1,007.07 mi (1,620.72 km) |
| Big Spring to Oak Park (Illinois) | 1,004.72 mi (1,616.94 km) |
| Big Spring to Oak Park (Michigan) | 1,224.18 mi (1,970.13 km) |
| Big Spring to Oak Ridge (Florida) | 1,222.18 mi (1,966.91 km) |
| Big Spring to Oak Ridge (New Jersey) | 1,606.43 mi (2,585.30 km) |
| Big Spring to Oak Ridge (Tennessee) | 1,014.86 mi (1,633.26 km) |
| Big Spring to Oakdale (California) | 1,158.02 mi (1,863.65 km) |
| Big Spring to Oakdale (Minnesota) | 992.25 mi (1,596.88 km) |
| Big Spring to Oakland (California) | 1,231.44 mi (1,981.81 km) |
| Big Spring to Oakland (New Jersey) | 1,619.41 mi (2,606.18 km) |
| Big Spring to Oakland Park (Florida) | 1,349.84 mi (2,172.36 km) |
| Big Spring to Oakleaf Plantation (Florida) | 1,168.16 mi (1,879.97 km) |
