| Duren to Navodari | 1,119.19 mi (1,801.16 km) |
| Duren to Negresti-Oas | 787.21 mi (1,266.89 km) |
| Duren to Nehoiu | 985.56 mi (1,586.11 km) |
| Duren to Ocna Mures | 848.02 mi (1,364.75 km) |
| Duren to Odobesti | 1,004.22 mi (1,616.13 km) |
| Duren to Odorheiu Secuiesc | 911.65 mi (1,467.16 km) |
| Duren to Oltenita | 1,045.20 mi (1,682.09 km) |
| Duren to Onesti | 976.10 mi (1,570.88 km) |
| Duren to Oradea | 744.81 mi (1,198.66 km) |
| Duren to Orastie | 838.25 mi (1,349.03 km) |
| Duren to Oravita | 806.42 mi (1,297.80 km) |
| Duren to Orsova | 847.40 mi (1,363.75 km) |
| Duren to Otelu Rosu | 815.13 mi (1,311.82 km) |
| Duren to Otopeni | 1,004.29 mi (1,616.24 km) |
| Duren to Ovidiu | 1,118.79 mi (1,800.51 km) |
