| Landivisiau to Olympia Heights (Florida) | 4,295.87 mi (6,913.53 km) |
| Landivisiau to Omaha (Nebraska) | 4,250.99 mi (6,841.31 km) |
| Landivisiau to On Top of the World Designated Place (Florida) | 4,224.91 mi (6,799.33 km) |
| Landivisiau to Onalaska (Wisconsin) | 3,945.48 mi (6,349.64 km) |
| Landivisiau to Oneida (New York) | 3,341.66 mi (5,377.88 km) |
| Landivisiau to Oneonta (New York) | 3,339.61 mi (5,374.59 km) |
| Landivisiau to Ontario (California) | 5,421.05 mi (8,724.34 km) |
| Landivisiau to Ontario (Oregon) | 4,865.37 mi (7,830.05 km) |
| Landivisiau to Opa-locka (Florida) | 4,283.76 mi (6,894.04 km) |
| Landivisiau to Opelika (Alabama) | 4,197.84 mi (6,755.77 km) |
| Landivisiau to Opelousas (Louisiana) | 4,588.24 mi (7,384.06 km) |
| Landivisiau to Orange (California) | 5,441.47 mi (8,757.20 km) |
| Landivisiau to Orange (Texas) | 4,679.59 mi (7,531.07 km) |
| Landivisiau to Orange City (Florida) | 4,188.14 mi (6,740.16 km) |
| Landivisiau to Orangeburg (South Carolina) | 3,962.38 mi (6,376.84 km) |
