| Plum to Opwijk | 3,888.66 mi (6,258.19 km) |
| Plum to Ostend | 3,831.29 mi (6,165.87 km) |
| Plum to Oud-Heverlee | 3,911.65 mi (6,295.18 km) |
| Plum to Oud-Turnhout | 3,910.02 mi (6,292.57 km) |
| Plum to Oudenaarde | 3,868.87 mi (6,226.35 km) |
| Plum to Oudenburg | 3,835.67 mi (6,172.91 km) |
| Plum to Oupeye | 3,953.90 mi (6,363.19 km) |
| Plum to Overijse | 3,907.82 mi (6,289.03 km) |
| Plum to Overpelt | 3,929.92 mi (6,324.59 km) |
| Plum to Paal | 3,925.57 mi (6,317.60 km) |
| Plum to Peer | 3,933.84 mi (6,330.90 km) |
| Plum to Pepinster | 3,965.01 mi (6,381.06 km) |
| Plum to Peruwelz | 3,877.74 mi (6,240.61 km) |
| Plum to Perwez | 3,923.65 mi (6,314.51 km) |
| Plum to Philippeville | 3,925.60 mi (6,317.64 km) |
