| Klazienaveen to Navodari | 1,141.21 mi (1,836.60 km) |
| Klazienaveen to Negresti-Oas | 797.24 mi (1,283.03 km) |
| Klazienaveen to Nehoiu | 1,008.15 mi (1,622.46 km) |
| Klazienaveen to Ocna Mures | 871.06 mi (1,401.84 km) |
| Klazienaveen to Odobesti | 1,020.89 mi (1,642.97 km) |
| Klazienaveen to Odorheiu Secuiesc | 929.95 mi (1,496.60 km) |
| Klazienaveen to Oltenita | 1,075.88 mi (1,731.46 km) |
| Klazienaveen to Onesti | 989.80 mi (1,592.93 km) |
| Klazienaveen to Oradea | 769.13 mi (1,237.79 km) |
| Klazienaveen to Orastie | 868.86 mi (1,398.30 km) |
| Klazienaveen to Oravita | 850.87 mi (1,369.34 km) |
| Klazienaveen to Orsova | 891.04 mi (1,433.99 km) |
| Klazienaveen to Otelu Rosu | 852.38 mi (1,371.78 km) |
| Klazienaveen to Otopeni | 1,033.81 mi (1,663.76 km) |
| Klazienaveen to Ovidiu | 1,141.33 mi (1,836.80 km) |
