| Poperinge to Opwijk | 63.97 mi (102.96 km) |
| Poperinge to Ostend | 26.99 mi (43.43 km) |
| Poperinge to Oud-Heverlee | 84.70 mi (136.31 km) |
| Poperinge to Oud-Turnhout | 103.05 mi (165.84 km) |
| Poperinge to Oudenaarde | 38.14 mi (61.38 km) |
| Poperinge to Oudenburg | 25.65 mi (41.27 km) |
| Poperinge to Oupeye | 127.85 mi (205.75 km) |
| Poperinge to Overijse | 79.06 mi (127.24 km) |
| Poperinge to Overpelt | 119.56 mi (192.42 km) |
| Poperinge to Paal | 107.29 mi (172.66 km) |
| Poperinge to Peer | 120.17 mi (193.40 km) |
| Poperinge to Pepinster | 136.69 mi (219.98 km) |
| Poperinge to Peruwelz | 44.22 mi (71.16 km) |
| Poperinge to Perwez | 92.74 mi (149.24 km) |
| Poperinge to Philippeville | 92.02 mi (148.09 km) |
