| Dunkirk to Opwijk | 3,783.38 mi (6,088.75 km) |
| Dunkirk to Ostend | 3,726.20 mi (5,996.74 km) |
| Dunkirk to Oud-Heverlee | 3,806.34 mi (6,125.72 km) |
| Dunkirk to Oud-Turnhout | 3,803.73 mi (6,121.52 km) |
| Dunkirk to Oudenaarde | 3,764.09 mi (6,057.72 km) |
| Dunkirk to Oudenburg | 3,730.61 mi (6,003.84 km) |
| Dunkirk to Oupeye | 3,848.30 mi (6,193.24 km) |
| Dunkirk to Overijse | 3,802.68 mi (6,119.81 km) |
| Dunkirk to Overpelt | 3,823.58 mi (6,153.46 km) |
| Dunkirk to Paal | 3,819.66 mi (6,147.14 km) |
| Dunkirk to Peer | 3,827.62 mi (6,159.96 km) |
| Dunkirk to Pepinster | 3,859.55 mi (6,211.34 km) |
| Dunkirk to Peruwelz | 3,773.54 mi (6,072.93 km) |
| Dunkirk to Perwez | 3,818.63 mi (6,145.48 km) |
| Dunkirk to Philippeville | 3,821.44 mi (6,150.02 km) |
