| Derik to Nasaud | 1,057.62 mi (1,702.07 km) |
| Derik to Navodari | 774.68 mi (1,246.72 km) |
| Derik to Negresti-Oas | 1,118.29 mi (1,799.71 km) |
| Derik to Nehoiu | 908.34 mi (1,461.83 km) |
| Derik to Ocna Mures | 1,046.05 mi (1,683.45 km) |
| Derik to Odobesti | 893.89 mi (1,438.58 km) |
| Derik to Odorheiu Secuiesc | 985.02 mi (1,585.23 km) |
| Derik to Oltenita | 849.88 mi (1,367.75 km) |
| Derik to Onesti | 925.52 mi (1,489.48 km) |
| Derik to Oradea | 1,149.14 mi (1,849.37 km) |
| Derik to Orastie | 1,055.44 mi (1,698.56 km) |
| Derik to Oravita | 1,098.34 mi (1,767.60 km) |
| Derik to Orsova | 1,057.87 mi (1,702.47 km) |
| Derik to Otelu Rosu | 1,081.91 mi (1,741.17 km) |
| Derik to Otopeni | 889.83 mi (1,432.05 km) |
