| Oldbury to Nasaud | 1,222.26 mi (1,967.03 km) |
| Oldbury to Navodari | 1,500.11 mi (2,414.19 km) |
| Oldbury to Negresti-Oas | 1,163.28 mi (1,872.12 km) |
| Oldbury to Nehoiu | 1,366.42 mi (2,199.04 km) |
| Oldbury to Ocna Mures | 1,228.72 mi (1,977.44 km) |
| Oldbury to Odobesti | 1,383.43 mi (2,226.42 km) |
| Oldbury to Odorheiu Secuiesc | 1,291.18 mi (2,077.96 km) |
| Oldbury to Oltenita | 1,427.52 mi (2,297.38 km) |
| Oldbury to Onesti | 1,354.21 mi (2,179.39 km) |
| Oldbury to Oradea | 1,125.56 mi (1,811.42 km) |
| Oldbury to Orastie | 1,220.36 mi (1,963.97 km) |
| Oldbury to Oravita | 1,188.82 mi (1,913.22 km) |
| Oldbury to Orsova | 1,229.83 mi (1,979.22 km) |
| Oldbury to Otelu Rosu | 1,197.74 mi (1,927.58 km) |
| Oldbury to Otopeni | 1,386.44 mi (2,231.26 km) |
