| Port Lavaca to Octeville | 4,947.74 mi (7,962.62 km) |
| Port Lavaca to Oignies | 5,111.26 mi (8,225.79 km) |
| Port Lavaca to Oissel | 5,067.98 mi (8,156.12 km) |
| Port Lavaca to Olivet | 5,144.97 mi (8,280.03 km) |
| Port Lavaca to Ollioules | 5,465.08 mi (8,795.20 km) |
| Port Lavaca to Olonne-sur-Mer | 5,026.58 mi (8,089.49 km) |
| Port Lavaca to Oloron-Sainte-Marie | 5,174.24 mi (8,327.13 km) |
| Port Lavaca to Onet Village | 5,281.97 mi (8,500.51 km) |
| Port Lavaca to Onnaing | 5,137.64 mi (8,268.24 km) |
| Port Lavaca to Orange | 5,386.39 mi (8,668.56 km) |
| Port Lavaca to Orchies | 5,121.01 mi (8,241.48 km) |
| Port Lavaca to Orleans | 5,144.16 mi (8,278.73 km) |
| Port Lavaca to Orly | 5,138.92 mi (8,270.29 km) |
| Port Lavaca to Ormesson-sur-Marne | 5,143.62 mi (8,277.86 km) |
| Port Lavaca to Orsay | 5,131.87 mi (8,258.94 km) |
