| Rockwall to Oak Grove (South Carolina) | 883.74 mi (1,422.23 km) |
| Rockwall to Oak Harbor (Washington) | 1,722.44 mi (2,772.00 km) |
| Rockwall to Oak Hills (Oregon) | 1,649.01 mi (2,653.82 km) |
| Rockwall to Oak Lawn (Illinois) | 771.88 mi (1,242.21 km) |
| Rockwall to Oak Park (California) | 1,286.19 mi (2,069.93 km) |
| Rockwall to Oak Park (Illinois) | 779.74 mi (1,254.87 km) |
| Rockwall to Oak Park (Michigan) | 977.83 mi (1,573.66 km) |
| Rockwall to Oak Ridge (Florida) | 942.70 mi (1,517.13 km) |
| Rockwall to Oak Ridge (New Jersey) | 1,329.64 mi (2,139.85 km) |
| Rockwall to Oak Ridge (Tennessee) | 722.70 mi (1,163.08 km) |
| Rockwall to Oakdale (California) | 1,411.48 mi (2,271.56 km) |
| Rockwall to Oakdale (Minnesota) | 854.40 mi (1,375.03 km) |
| Rockwall to Oakland (California) | 1,486.11 mi (2,391.66 km) |
| Rockwall to Oakland (New Jersey) | 1,342.35 mi (2,160.30 km) |
| Rockwall to Oakland Park (Florida) | 1,082.20 mi (1,741.63 km) |
