| Humenne to Olympia Heights (Florida) | 5,414.28 mi (8,713.44 km) |
| Humenne to Omaha (Nebraska) | 5,153.60 mi (8,293.91 km) |
| Humenne to On Top of the World Designated Place (Florida) | 5,315.84 mi (8,555.01 km) |
| Humenne to Onalaska (Wisconsin) | 4,858.31 mi (7,818.69 km) |
| Humenne to Oneida (New York) | 4,362.84 mi (7,021.32 km) |
| Humenne to Oneonta (New York) | 4,370.15 mi (7,033.07 km) |
| Humenne to Ontario (California) | 6,186.57 mi (9,956.32 km) |
| Humenne to Ontario (Oregon) | 5,549.51 mi (8,931.07 km) |
| Humenne to Opa-locka (Florida) | 5,401.70 mi (8,693.19 km) |
| Humenne to Opelika (Alabama) | 5,248.36 mi (8,446.42 km) |
| Humenne to Opelousas (Louisiana) | 5,610.70 mi (9,029.55 km) |
| Humenne to Orange (California) | 6,206.55 mi (9,988.47 km) |
| Humenne to Orange (Texas) | 5,693.22 mi (9,162.35 km) |
| Humenne to Orange City (Florida) | 5,285.19 mi (8,505.70 km) |
| Humenne to Orangeburg (South Carolina) | 5,033.17 mi (8,100.11 km) |
