| Cities | Distance |
|---|---|
| Hillegom to Opwijk | 92.57 mi (148.98 km) |
| Hillegom to Ostend | 101.99 mi (164.14 km) |
| Hillegom to Oud-Heverlee | 100.25 mi (161.34 km) |
| Hillegom to Oud-Turnhout | 68.94 mi (110.94 km) |
| Hillegom to Oudenaarde | 107.66 mi (173.26 km) |
| Hillegom to Oudenburg | 101.81 mi (163.85 km) |
| Hillegom to Oupeye | 117.98 mi (189.87 km) |
| Hillegom to Overijse | 103.66 mi (166.83 km) |
| Hillegom to Overpelt | 81.86 mi (131.75 km) |
| Hillegom to Paal | 89.59 mi (144.19 km) |
| Hillegom to Peer | 87.79 mi (141.28 km) |
| Hillegom to Pepinster | 129.96 mi (209.15 km) |
| Hillegom to Peruwelz | 129.44 mi (208.32 km) |
| Hillegom to Perwez | 115.07 mi (185.19 km) |
| Hillegom to Philippeville | 143.95 mi (231.66 km) |