| Lauchhammer to Olympia Heights (Florida) | 5,015.49 mi (8,071.66 km) |
| Lauchhammer to Omaha (Nebraska) | 4,772.29 mi (7,680.25 km) |
| Lauchhammer to On Top of the World Designated Place (Florida) | 4,916.34 mi (7,912.08 km) |
| Lauchhammer to Onalaska (Wisconsin) | 4,474.65 mi (7,201.25 km) |
| Lauchhammer to Oneida (New York) | 3,965.94 mi (6,382.57 km) |
| Lauchhammer to Oneonta (New York) | 3,972.60 mi (6,393.29 km) |
| Lauchhammer to Ontario (California) | 5,834.22 mi (9,389.26 km) |
| Lauchhammer to Ontario (Oregon) | 5,211.69 mi (8,387.40 km) |
| Lauchhammer to Opa-locka (Florida) | 5,002.89 mi (8,051.37 km) |
| Lauchhammer to Opelika (Alabama) | 4,850.22 mi (7,805.68 km) |
| Lauchhammer to Opelousas (Louisiana) | 5,215.00 mi (8,392.73 km) |
| Lauchhammer to Orange (California) | 5,854.38 mi (9,421.71 km) |
| Lauchhammer to Orange (Texas) | 5,298.46 mi (8,527.04 km) |
| Lauchhammer to Orange City (Florida) | 4,885.71 mi (7,862.80 km) |
| Lauchhammer to Orangeburg (South Carolina) | 4,634.00 mi (7,457.70 km) |
