| Helsingor to Opwijk | 491.85 mi (791.56 km) |
| Helsingor to Ostend | 516.91 mi (831.89 km) |
| Helsingor to Oud-Heverlee | 485.28 mi (780.98 km) |
| Helsingor to Oud-Turnhout | 450.84 mi (725.56 km) |
| Helsingor to Oudenaarde | 514.82 mi (828.53 km) |
| Helsingor to Oudenburg | 516.44 mi (831.13 km) |
| Helsingor to Oupeye | 466.37 mi (750.55 km) |
| Helsingor to Overijse | 491.64 mi (791.22 km) |
| Helsingor to Overpelt | 444.20 mi (714.86 km) |
| Helsingor to Paal | 460.38 mi (740.91 km) |
| Helsingor to Peer | 447.75 mi (720.58 km) |
| Helsingor to Pepinster | 470.11 mi (756.57 km) |
| Helsingor to Peruwelz | 532.53 mi (857.02 km) |
| Helsingor to Perwez | 492.58 mi (792.74 km) |
| Helsingor to Philippeville | 523.00 mi (841.69 km) |
