| Saint-Pol-sur-Mer to Olympia Heights (Florida) | 4,547.66 mi (7,318.74 km) |
| Saint-Pol-sur-Mer to Omaha (Nebraska) | 4,398.32 mi (7,078.42 km) |
| Saint-Pol-sur-Mer to On Top of the World Designated Place (Florida) | 4,460.47 mi (7,178.44 km) |
| Saint-Pol-sur-Mer to Onalaska (Wisconsin) | 4,095.48 mi (6,591.04 km) |
| Saint-Pol-sur-Mer to Oneida (New York) | 3,538.26 mi (5,694.27 km) |
| Saint-Pol-sur-Mer to Oneonta (New York) | 3,540.89 mi (5,698.51 km) |
| Saint-Pol-sur-Mer to Ontario (California) | 5,521.90 mi (8,886.63 km) |
| Saint-Pol-sur-Mer to Ontario (Oregon) | 4,933.46 mi (7,939.64 km) |
| Saint-Pol-sur-Mer to Opa-locka (Florida) | 4,535.24 mi (7,298.76 km) |
| Saint-Pol-sur-Mer to Opelika (Alabama) | 4,411.95 mi (7,100.35 km) |
| Saint-Pol-sur-Mer to Opelousas (Louisiana) | 4,789.75 mi (7,708.37 km) |
| Saint-Pol-sur-Mer to Orange (California) | 5,542.28 mi (8,919.44 km) |
| Saint-Pol-sur-Mer to Orange (Texas) | 4,877.25 mi (7,849.17 km) |
| Saint-Pol-sur-Mer to Orange City (Florida) | 4,427.10 mi (7,124.73 km) |
| Saint-Pol-sur-Mer to Orangeburg (South Carolina) | 4,186.42 mi (6,737.39 km) |
