| Altamont to Nasaud | 5,916.36 mi (9,521.46 km) |
| Altamont to Navodari | 6,183.81 mi (9,951.88 km) |
| Altamont to Negresti-Oas | 5,860.39 mi (9,431.38 km) |
| Altamont to Nehoiu | 6,074.92 mi (9,776.64 km) |
| Altamont to Ocna Mures | 5,961.69 mi (9,594.42 km) |
| Altamont to Odobesti | 6,062.89 mi (9,757.29 km) |
| Altamont to Odorheiu Secuiesc | 5,994.79 mi (9,647.69 km) |
| Altamont to Oltenita | 6,161.83 mi (9,916.51 km) |
| Altamont to Onesti | 6,026.03 mi (9,697.96 km) |
| Altamont to Oradea | 5,879.64 mi (9,462.37 km) |
| Altamont to Orastie | 5,982.13 mi (9,627.31 km) |
| Altamont to Oravita | 6,000.62 mi (9,657.07 km) |
| Altamont to Orsova | 6,035.44 mi (9,713.10 km) |
| Altamont to Otelu Rosu | 5,985.17 mi (9,632.20 km) |
| Altamont to Otopeni | 6,121.40 mi (9,851.44 km) |
