| Drammen to Navodari | 1,312.16 mi (2,111.72 km) |
| Drammen to Negresti-Oas | 977.58 mi (1,573.26 km) |
| Drammen to Nehoiu | 1,195.33 mi (1,923.70 km) |
| Drammen to Ocna Mures | 1,077.87 mi (1,734.66 km) |
| Drammen to Odobesti | 1,188.07 mi (1,912.01 km) |
| Drammen to Odorheiu Secuiesc | 1,114.02 mi (1,792.84 km) |
| Drammen to Oltenita | 1,280.54 mi (2,060.83 km) |
| Drammen to Onesti | 1,151.48 mi (1,853.13 km) |
| Drammen to Oradea | 996.02 mi (1,602.94 km) |
| Drammen to Orastie | 1,098.06 mi (1,767.15 km) |
| Drammen to Oravita | 1,121.29 mi (1,804.54 km) |
| Drammen to Orsova | 1,154.24 mi (1,857.57 km) |
| Drammen to Otelu Rosu | 1,102.70 mi (1,774.62 km) |
| Drammen to Otopeni | 1,239.37 mi (1,994.58 km) |
| Drammen to Ovidiu | 1,313.96 mi (2,114.61 km) |
