| Winsum to Navodari | 1,174.96 mi (1,890.92 km) |
| Winsum to Negresti-Oas | 829.23 mi (1,334.52 km) |
| Winsum to Nehoiu | 1,042.32 mi (1,677.46 km) |
| Winsum to Ocna Mures | 905.72 mi (1,457.62 km) |
| Winsum to Odobesti | 1,053.70 mi (1,695.76 km) |
| Winsum to Odorheiu Secuiesc | 963.37 mi (1,550.40 km) |
| Winsum to Oltenita | 1,111.65 mi (1,789.02 km) |
| Winsum to Onesti | 1,021.99 mi (1,644.73 km) |
| Winsum to Oradea | 804.42 mi (1,294.60 km) |
| Winsum to Orastie | 905.12 mi (1,456.65 km) |
| Winsum to Oravita | 889.82 mi (1,432.02 km) |
| Winsum to Orsova | 929.74 mi (1,496.27 km) |
| Winsum to Otelu Rosu | 890.00 mi (1,432.31 km) |
| Winsum to Otopeni | 1,069.42 mi (1,721.07 km) |
| Winsum to Ovidiu | 1,175.21 mi (1,891.31 km) |
