| Bochum to Olympia Heights (Florida) | 4,745.51 mi (7,637.16 km) |
| Bochum to Omaha (Nebraska) | 4,552.22 mi (7,326.10 km) |
| Bochum to On Top of the World Designated Place (Florida) | 4,652.54 mi (7,487.54 km) |
| Bochum to Onalaska (Wisconsin) | 4,251.46 mi (6,842.07 km) |
| Bochum to Oneida (New York) | 3,716.42 mi (5,981.00 km) |
| Bochum to Oneonta (New York) | 3,720.97 mi (5,988.32 km) |
| Bochum to Ontario (California) | 5,649.23 mi (9,091.55 km) |
| Bochum to Ontario (Oregon) | 5,044.83 mi (8,118.87 km) |
| Bochum to Opa-locka (Florida) | 4,733.00 mi (7,617.03 km) |
| Bochum to Opelika (Alabama) | 4,595.66 mi (7,396.00 km) |
| Bochum to Opelousas (Louisiana) | 4,967.58 mi (7,994.54 km) |
| Bochum to Orange (California) | 5,669.54 mi (9,124.24 km) |
| Bochum to Orange (Texas) | 5,053.25 mi (8,132.42 km) |
| Bochum to Orange City (Florida) | 4,620.47 mi (7,435.93 km) |
| Bochum to Orangeburg (South Carolina) | 4,374.43 mi (7,039.96 km) |
