| Port Lavaca to Oakleaf Plantation (Florida) | 896.36 mi (1,442.56 km) |
| Port Lavaca to Oakley (California) | 1,579.21 mi (2,541.49 km) |
| Port Lavaca to Oakton (Virginia) | 1,313.32 mi (2,113.58 km) |
| Port Lavaca to Oakville (Missouri) | 769.72 mi (1,238.74 km) |
| Port Lavaca to Oatfield (Oregon) | 1,829.14 mi (2,943.72 km) |
| Port Lavaca to Ocala (Florida) | 876.00 mi (1,409.78 km) |
| Port Lavaca to Ocean Acres (New Jersey) | 1,484.45 mi (2,388.99 km) |
| Port Lavaca to Ocean City (New Jersey) | 1,455.45 mi (2,342.32 km) |
| Port Lavaca to Ocean Pines (Maryland) | 1,404.54 mi (2,260.38 km) |
| Port Lavaca to Ocean Pointe (Hawaii) | 3,838.77 mi (6,177.91 km) |
| Port Lavaca to Ocean Springs (Mississippi) | 487.33 mi (784.29 km) |
| Port Lavaca to Oceanside (California) | 1,264.07 mi (2,034.32 km) |
| Port Lavaca to Oceanside (New York) | 1,541.14 mi (2,480.23 km) |
| Port Lavaca to Ocoee (Florida) | 915.08 mi (1,472.69 km) |
| Port Lavaca to Oconomowoc (Wisconsin) | 1,098.00 mi (1,767.06 km) |
