| Owosso to Opwijk | 3,946.49 mi (6,351.26 km) |
| Owosso to Ostend | 3,889.85 mi (6,260.11 km) |
| Owosso to Oud-Heverlee | 3,969.36 mi (6,388.06 km) |
| Owosso to Oud-Turnhout | 3,964.69 mi (6,380.56 km) |
| Owosso to Oudenaarde | 3,928.29 mi (6,321.97 km) |
| Owosso to Oudenburg | 3,894.32 mi (6,267.31 km) |
| Owosso to Oupeye | 4,010.59 mi (6,454.42 km) |
| Owosso to Overijse | 3,966.02 mi (6,382.69 km) |
| Owosso to Overpelt | 3,984.38 mi (6,412.24 km) |
| Owosso to Paal | 3,981.36 mi (6,407.38 km) |
| Owosso to Peer | 3,988.67 mi (6,419.15 km) |
| Owosso to Pepinster | 4,022.11 mi (6,472.97 km) |
| Owosso to Peruwelz | 3,938.92 mi (6,339.08 km) |
| Owosso to Perwez | 3,982.19 mi (6,408.71 km) |
| Owosso to Philippeville | 3,986.77 mi (6,416.09 km) |
