| Drongen to Navodari | 1,242.48 mi (1,999.57 km) |
| Drongen to Negresti-Oas | 911.07 mi (1,466.22 km) |
| Drongen to Nehoiu | 1,108.90 mi (1,784.60 km) |
| Drongen to Ocna Mures | 971.45 mi (1,563.39 km) |
| Drongen to Odobesti | 1,127.92 mi (1,815.22 km) |
| Drongen to Odorheiu Secuiesc | 1,035.32 mi (1,666.19 km) |
| Drongen to Oltenita | 1,167.58 mi (1,879.04 km) |
| Drongen to Onesti | 1,099.92 mi (1,770.15 km) |
| Drongen to Oradea | 868.26 mi (1,397.33 km) |
| Drongen to Orastie | 960.94 mi (1,546.48 km) |
| Drongen to Oravita | 926.83 mi (1,491.58 km) |
| Drongen to Orsova | 967.86 mi (1,557.62 km) |
| Drongen to Otelu Rosu | 936.90 mi (1,507.80 km) |
| Drongen to Otopeni | 1,126.87 mi (1,813.53 km) |
| Drongen to Ovidiu | 1,242.03 mi (1,998.85 km) |
