| Port Lavaca to Oak Grove (South Carolina) | 984.80 mi (1,584.89 km) |
| Port Lavaca to Oak Harbor (Washington) | 1,938.64 mi (3,119.94 km) |
| Port Lavaca to Oak Hills (Oregon) | 1,843.95 mi (2,967.56 km) |
| Port Lavaca to Oak Lawn (Illinois) | 1,033.01 mi (1,662.47 km) |
| Port Lavaca to Oak Park (California) | 1,357.92 mi (2,185.36 km) |
| Port Lavaca to Oak Park (Illinois) | 1,042.23 mi (1,677.31 km) |
| Port Lavaca to Oak Park (Michigan) | 1,216.04 mi (1,957.03 km) |
| Port Lavaca to Oak Ridge (Florida) | 922.65 mi (1,484.85 km) |
| Port Lavaca to Oak Ridge (New Jersey) | 1,513.17 mi (2,435.21 km) |
| Port Lavaca to Oak Ridge (Tennessee) | 880.02 mi (1,416.26 km) |
| Port Lavaca to Oakdale (California) | 1,530.30 mi (2,462.77 km) |
| Port Lavaca to Oakdale (Minnesota) | 1,148.71 mi (1,848.67 km) |
| Port Lavaca to Oakland (California) | 1,602.60 mi (2,579.13 km) |
| Port Lavaca to Oakland (New Jersey) | 1,525.00 mi (2,454.25 km) |
| Port Lavaca to Oakland Park (Florida) | 1,023.73 mi (1,647.53 km) |
