| Olive Branch to Nasaud | 5,451.01 mi (8,772.56 km) |
| Olive Branch to Navodari | 5,738.44 mi (9,235.13 km) |
| Olive Branch to Negresti-Oas | 5,389.90 mi (8,674.21 km) |
| Olive Branch to Nehoiu | 5,606.97 mi (9,023.55 km) |
| Olive Branch to Ocna Mures | 5,471.22 mi (8,805.08 km) |
| Olive Branch to Odobesti | 5,615.15 mi (9,036.71 km) |
| Olive Branch to Odorheiu Secuiesc | 5,526.81 mi (8,894.54 km) |
| Olive Branch to Oltenita | 5,677.68 mi (9,137.34 km) |
| Olive Branch to Onesti | 5,581.74 mi (8,982.95 km) |
| Olive Branch to Oradea | 5,370.40 mi (8,642.82 km) |
| Olive Branch to Orastie | 5,471.00 mi (8,804.73 km) |
| Olive Branch to Oravita | 5,449.82 mi (8,770.64 km) |
| Olive Branch to Orsova | 5,490.54 mi (8,836.17 km) |
| Olive Branch to Otelu Rosu | 5,454.09 mi (8,777.51 km) |
| Olive Branch to Otopeni | 5,635.44 mi (9,069.36 km) |
