| Hillegom to Oberriet | 408.63 mi (657.63 km) |
| Hillegom to Obersiggenthal | 370.13 mi (595.67 km) |
| Hillegom to Oberwil | 355.03 mi (571.36 km) |
| Hillegom to Oberwingert | 378.20 mi (608.66 km) |
| Hillegom to Oftringen | 373.87 mi (601.69 km) |
| Hillegom to Olten | 371.45 mi (597.79 km) |
| Hillegom to Onex | 426.96 mi (687.13 km) |
| Hillegom to Opfikon | 379.04 mi (610.00 km) |
| Hillegom to Ostermundigen | 390.37 mi (628.25 km) |
| Hillegom to Payerne | 392.06 mi (630.97 km) |
| Hillegom to Pfaffikon | 387.72 mi (623.97 km) |
| Hillegom to Plan-les-Ouates | 428.22 mi (689.15 km) |
| Hillegom to Pratteln | 357.27 mi (574.98 km) |
| Hillegom to Prilly | 407.46 mi (655.74 km) |
| Hillegom to Pully | 409.25 mi (658.63 km) |
