| Hillegom to Orthez | 655.93 mi (1,055.61 km) |
| Hillegom to Orvault | 443.02 mi (712.98 km) |
| Hillegom to Osny | 248.57 mi (400.04 km) |
| Hillegom to Ostwald | 292.32 mi (470.44 km) |
| Hillegom to Ouistreham | 296.22 mi (476.72 km) |
| Hillegom to Oullins | 453.94 mi (730.55 km) |
| Hillegom to Outreau | 168.63 mi (271.39 km) |
| Hillegom to Oyonnax | 419.22 mi (674.67 km) |
| Hillegom to Ozoir-la-Ferriere | 256.19 mi (412.30 km) |
| Hillegom to Pace | 400.52 mi (644.57 km) |
| Hillegom to Palaiseau | 267.09 mi (429.84 km) |
| Hillegom to Pamiers | 648.13 mi (1,043.07 km) |
| Hillegom to Panazol | 469.15 mi (755.03 km) |
| Hillegom to Pantin | 252.78 mi (406.81 km) |
| Hillegom to Paray-le-Monial | 403.50 mi (649.38 km) |
