| Holstebro to Olympia Heights (Florida) | 4,716.08 mi (7,589.80 km) |
| Holstebro to Omaha (Nebraska) | 4,398.93 mi (7,079.39 km) |
| Holstebro to On Top of the World Designated Place (Florida) | 4,600.82 mi (7,404.30 km) |
| Holstebro to Onalaska (Wisconsin) | 4,104.23 mi (6,605.11 km) |
| Holstebro to Oneida (New York) | 3,626.53 mi (5,836.33 km) |
| Holstebro to Oneonta (New York) | 3,636.50 mi (5,852.38 km) |
| Holstebro to Ontario (California) | 5,442.56 mi (8,758.96 km) |
| Holstebro to Ontario (Oregon) | 4,816.63 mi (7,751.62 km) |
| Holstebro to Opa-locka (Florida) | 4,703.23 mi (7,569.12 km) |
| Holstebro to Opelika (Alabama) | 4,516.41 mi (7,268.45 km) |
| Holstebro to Opelousas (Louisiana) | 4,869.16 mi (7,836.15 km) |
| Holstebro to Orange (California) | 5,462.67 mi (8,791.32 km) |
| Holstebro to Orange (Texas) | 4,949.41 mi (7,965.30 km) |
| Holstebro to Orange City (Florida) | 4,573.76 mi (7,360.75 km) |
| Holstebro to Orangeburg (South Carolina) | 4,310.16 mi (6,936.53 km) |
