| Loures to Navodari | 1,971.06 mi (3,172.11 km) |
| Loures to Negresti-Oas | 1,736.68 mi (2,794.92 km) |
| Loures to Nehoiu | 1,857.41 mi (2,989.22 km) |
| Loures to Ocna Mures | 1,744.21 mi (2,807.04 km) |
| Loures to Odobesti | 1,894.99 mi (3,049.68 km) |
| Loures to Odorheiu Secuiesc | 1,812.30 mi (2,916.61 km) |
| Loures to Oltenita | 1,873.71 mi (3,015.45 km) |
| Loures to Onesti | 1,882.01 mi (3,028.81 km) |
| Loures to Oradea | 1,658.86 mi (2,669.68 km) |
| Loures to Orastie | 1,709.39 mi (2,751.00 km) |
| Loures to Oravita | 1,631.73 mi (2,626.01 km) |
| Loures to Orsova | 1,665.06 mi (2,679.66 km) |
| Loures to Otelu Rosu | 1,666.71 mi (2,682.31 km) |
| Loures to Otopeni | 1,845.30 mi (2,969.72 km) |
| Loures to Ovidiu | 1,968.56 mi (3,168.10 km) |
