| Plymouth to Nasaud | 1,307.65 mi (2,104.46 km) |
| Plymouth to Navodari | 1,575.25 mi (2,535.12 km) |
| Plymouth to Negresti-Oas | 1,251.12 mi (2,013.48 km) |
| Plymouth to Nehoiu | 1,442.36 mi (2,321.25 km) |
| Plymouth to Ocna Mures | 1,305.88 mi (2,101.60 km) |
| Plymouth to Odobesti | 1,464.11 mi (2,356.26 km) |
| Plymouth to Odorheiu Secuiesc | 1,371.41 mi (2,207.08 km) |
| Plymouth to Oltenita | 1,495.80 mi (2,407.25 km) |
| Plymouth to Onesti | 1,437.55 mi (2,313.52 km) |
| Plymouth to Oradea | 1,203.17 mi (1,936.32 km) |
| Plymouth to Orastie | 1,291.49 mi (2,078.46 km) |
| Plymouth to Oravita | 1,248.80 mi (2,009.75 km) |
| Plymouth to Orsova | 1,289.67 mi (2,075.53 km) |
| Plymouth to Otelu Rosu | 1,263.73 mi (2,033.78 km) |
| Plymouth to Otopeni | 1,456.22 mi (2,343.56 km) |
