| Lockhart to Oak Harbor (Washington) | 1,830.90 mi (2,946.55 km) |
| Lockhart to Oak Hills (Oregon) | 1,737.12 mi (2,795.63 km) |
| Lockhart to Oak Lawn (Illinois) | 987.58 mi (1,589.36 km) |
| Lockhart to Oak Park (California) | 1,267.77 mi (2,040.27 km) |
| Lockhart to Oak Park (Illinois) | 995.99 mi (1,602.90 km) |
| Lockhart to Oak Park (Michigan) | 1,184.19 mi (1,905.77 km) |
| Lockhart to Oak Ridge (Florida) | 985.26 mi (1,585.63 km) |
| Lockhart to Oak Ridge (New Jersey) | 1,508.40 mi (2,427.53 km) |
| Lockhart to Oak Ridge (Tennessee) | 881.89 mi (1,419.27 km) |
| Lockhart to Oakdale (California) | 1,431.97 mi (2,304.53 km) |
| Lockhart to Oakdale (Minnesota) | 1,075.06 mi (1,730.14 km) |
| Lockhart to Oakland (California) | 1,504.82 mi (2,421.77 km) |
| Lockhart to Oakland (New Jersey) | 1,520.65 mi (2,447.25 km) |
| Lockhart to Oakland Park (Florida) | 1,098.08 mi (1,767.19 km) |
| Lockhart to Oakleaf Plantation (Florida) | 947.60 mi (1,525.01 km) |
