| Omaha to Oak Grove (South Carolina) | 956.51 mi (1,539.35 km) |
| Omaha to Oak Harbor (Washington) | 1,382.72 mi (2,225.27 km) |
| Omaha to Oak Hills (Oregon) | 1,370.05 mi (2,204.88 km) |
| Omaha to Oak Lawn (Illinois) | 430.55 mi (692.91 km) |
| Omaha to Oak Park (California) | 1,329.27 mi (2,139.25 km) |
| Omaha to Oak Park (Illinois) | 429.10 mi (690.57 km) |
| Omaha to Oak Park (Michigan) | 666.80 mi (1,073.11 km) |
| Omaha to Oak Ridge (Florida) | 1,208.75 mi (1,945.29 km) |
| Omaha to Oak Ridge (New Jersey) | 1,118.74 mi (1,800.44 km) |
| Omaha to Oak Ridge (Tennessee) | 731.90 mi (1,177.88 km) |
| Omaha to Oakdale (California) | 1,338.82 mi (2,154.62 km) |
| Omaha to Oakdale (Minnesota) | 300.78 mi (484.05 km) |
| Omaha to Oakland (California) | 1,409.32 mi (2,268.08 km) |
| Omaha to Oakland (New Jersey) | 1,131.98 mi (1,821.75 km) |
| Omaha to Oakland Park (Florida) | 1,381.40 mi (2,223.15 km) |
