| Ponca City to Oak Grove (South Carolina) | 915.88 mi (1,473.97 km) |
| Ponca City to Oak Harbor (Washington) | 1,517.11 mi (2,441.56 km) |
| Ponca City to Oak Hills (Oregon) | 1,464.66 mi (2,357.14 km) |
| Ponca City to Oak Lawn (Illinois) | 605.66 mi (974.71 km) |
| Ponca City to Oak Park (California) | 1,231.10 mi (1,981.27 km) |
| Ponca City to Oak Park (Illinois) | 610.42 mi (982.37 km) |
| Ponca City to Oak Park (Michigan) | 837.50 mi (1,347.83 km) |
| Ponca City to Oak Ridge (Florida) | 1,072.49 mi (1,726.01 km) |
| Ponca City to Oak Ridge (New Jersey) | 1,246.15 mi (2,005.48 km) |
| Ponca City to Oak Ridge (Tennessee) | 712.31 mi (1,146.35 km) |
| Ponca City to Oakdale (California) | 1,306.39 mi (2,102.43 km) |
| Ponca City to Oakdale (Minnesota) | 609.72 mi (981.25 km) |
| Ponca City to Oakland (California) | 1,380.82 mi (2,222.22 km) |
| Ponca City to Oakland (New Jersey) | 1,259.42 mi (2,026.84 km) |
| Ponca City to Oakland Park (Florida) | 1,231.65 mi (1,982.16 km) |
