| Parma Heights to Opwijk | 3,927.39 mi (6,320.52 km) |
| Parma Heights to Ostend | 3,870.27 mi (6,228.60 km) |
| Parma Heights to Oud-Heverlee | 3,950.35 mi (6,357.47 km) |
| Parma Heights to Oud-Turnhout | 3,947.47 mi (6,352.83 km) |
| Parma Heights to Oudenaarde | 3,908.24 mi (6,289.70 km) |
| Parma Heights to Oudenburg | 3,874.69 mi (6,235.72 km) |
| Parma Heights to Oupeye | 3,992.22 mi (6,424.85 km) |
| Parma Heights to Overijse | 3,946.72 mi (6,351.63 km) |
| Parma Heights to Overpelt | 3,967.29 mi (6,384.74 km) |
| Parma Heights to Paal | 3,963.49 mi (6,378.62 km) |
| Parma Heights to Peer | 3,971.37 mi (6,391.30 km) |
| Parma Heights to Pepinster | 4,003.50 mi (6,443.02 km) |
| Parma Heights to Peruwelz | 3,917.84 mi (6,305.15 km) |
| Parma Heights to Perwez | 3,962.70 mi (6,377.36 km) |
| Parma Heights to Philippeville | 3,965.74 mi (6,382.24 km) |
