| Herten to Olympia Heights (Florida) | 4,739.99 mi (7,628.27 km) |
| Herten to Omaha (Nebraska) | 4,544.51 mi (7,313.68 km) |
| Herten to On Top of the World Designated Place (Florida) | 4,646.56 mi (7,477.92 km) |
| Herten to Onalaska (Wisconsin) | 4,243.82 mi (6,829.76 km) |
| Herten to Oneida (New York) | 3,709.65 mi (5,970.11 km) |
| Herten to Oneonta (New York) | 3,714.30 mi (5,977.59 km) |
| Herten to Ontario (California) | 5,640.86 mi (9,078.09 km) |
| Herten to Ontario (Oregon) | 5,036.24 mi (8,105.04 km) |
| Herten to Opa-locka (Florida) | 4,727.47 mi (7,608.13 km) |
| Herten to Opelika (Alabama) | 4,589.16 mi (7,385.54 km) |
| Herten to Opelousas (Louisiana) | 4,960.76 mi (7,983.57 km) |
| Herten to Orange (California) | 5,661.17 mi (9,110.78 km) |
| Herten to Orange (Texas) | 5,046.35 mi (8,121.31 km) |
| Herten to Orange City (Florida) | 4,614.59 mi (7,426.47 km) |
| Herten to Orangeburg (South Carolina) | 4,368.19 mi (7,029.91 km) |
