| Zonhoven to Oestrich-Winkel | 134.35 mi (216.21 km) |
| Zonhoven to Offenburg | 208.40 mi (335.39 km) |
| Zonhoven to Oftersheim | 180.93 mi (291.18 km) |
| Zonhoven to Ohrdruf | 234.08 mi (376.72 km) |
| Zonhoven to Ohringen | 220.89 mi (355.49 km) |
| Zonhoven to Olbernhau | 348.31 mi (560.55 km) |
| Zonhoven to Olching | 328.62 mi (528.86 km) |
| Zonhoven to Oldenburg | 192.04 mi (309.06 km) |
| Zonhoven to Oldenburg in Holstein | 325.37 mi (523.63 km) |
| Zonhoven to Olfen | 100.70 mi (162.06 km) |
| Zonhoven to Olpe | 107.35 mi (172.77 km) |
| Zonhoven to Olsberg | 137.43 mi (221.17 km) |
| Zonhoven to Oranienburg | 357.17 mi (574.80 km) |
| Zonhoven to Ortenberg | 167.34 mi (269.31 km) |
| Zonhoven to Oschatz | 336.17 mi (541.01 km) |
