| Zonhoven to Navodari | 1,169.59 mi (1,882.28 km) |
| Zonhoven to Negresti-Oas | 837.27 mi (1,347.46 km) |
| Zonhoven to Nehoiu | 1,035.96 mi (1,667.22 km) |
| Zonhoven to Ocna Mures | 898.42 mi (1,445.86 km) |
| Zonhoven to Odobesti | 1,054.56 mi (1,697.15 km) |
| Zonhoven to Odorheiu Secuiesc | 962.00 mi (1,548.19 km) |
| Zonhoven to Oltenita | 1,095.52 mi (1,763.07 km) |
| Zonhoven to Onesti | 1,026.37 mi (1,651.78 km) |
| Zonhoven to Oradea | 795.21 mi (1,279.77 km) |
| Zonhoven to Orastie | 888.61 mi (1,430.08 km) |
| Zonhoven to Oravita | 856.30 mi (1,378.08 km) |
| Zonhoven to Orsova | 897.30 mi (1,444.06 km) |
| Zonhoven to Otelu Rosu | 865.33 mi (1,392.61 km) |
| Zonhoven to Otopeni | 1,054.64 mi (1,697.27 km) |
| Zonhoven to Ovidiu | 1,169.19 mi (1,881.63 km) |
