| Miamisburg to Oerlinghausen | 4,245.09 mi (6,831.81 km) |
| Miamisburg to Oestrich-Winkel | 4,285.91 mi (6,897.50 km) |
| Miamisburg to Offenburg | 4,335.81 mi (6,977.82 km) |
| Miamisburg to Oftersheim | 4,330.16 mi (6,968.72 km) |
| Miamisburg to Ohrdruf | 4,361.46 mi (7,019.08 km) |
| Miamisburg to Ohringen | 4,371.72 mi (7,035.60 km) |
| Miamisburg to Olbernhau | 4,464.21 mi (7,184.46 km) |
| Miamisburg to Olching | 4,478.42 mi (7,207.32 km) |
| Miamisburg to Oldenburg | 4,189.62 mi (6,742.55 km) |
| Miamisburg to Oldenburg in Holstein | 4,247.22 mi (6,835.24 km) |
| Miamisburg to Olfen | 4,205.21 mi (6,767.63 km) |
| Miamisburg to Olpe | 4,245.34 mi (6,832.22 km) |
| Miamisburg to Olsberg | 4,258.84 mi (6,853.95 km) |
| Miamisburg to Oranienburg | 4,384.54 mi (7,056.24 km) |
| Miamisburg to Ortenberg | 4,314.35 mi (6,943.27 km) |
