| Hoeilaart to Oschersleben | 304.81 mi (490.54 km) |
| Hoeilaart to Osnabruck | 186.27 mi (299.77 km) |
| Hoeilaart to Ostbevern | 170.09 mi (273.74 km) |
| Hoeilaart to Osterburg | 341.57 mi (549.71 km) |
| Hoeilaart to Ostercappeln | 195.27 mi (314.26 km) |
| Hoeilaart to Osterhofen | 407.45 mi (655.72 km) |
| Hoeilaart to Osterholz-Scharmbeck | 250.21 mi (402.67 km) |
| Hoeilaart to Osternienburg | 333.83 mi (537.25 km) |
| Hoeilaart to Osterode | 258.82 mi (416.52 km) |
| Hoeilaart to Osterwieck | 281.96 mi (453.78 km) |
| Hoeilaart to Ostfildern | 255.53 mi (411.24 km) |
| Hoeilaart to Osthofen | 185.67 mi (298.81 km) |
| Hoeilaart to Ostrhauderfehn | 210.59 mi (338.91 km) |
| Hoeilaart to Ostringen | 216.67 mi (348.70 km) |
| Hoeilaart to Oststeinbek | 308.39 mi (496.31 km) |
