| Barri to Nasaud | 1,269.83 mi (2,043.59 km) |
| Barri to Navodari | 1,542.63 mi (2,482.63 km) |
| Barri to Negresti-Oas | 1,212.05 mi (1,950.60 km) |
| Barri to Nehoiu | 1,409.17 mi (2,267.84 km) |
| Barri to Ocna Mures | 1,271.88 mi (2,046.90 km) |
| Barri to Odobesti | 1,428.75 mi (2,299.35 km) |
| Barri to Odorheiu Secuiesc | 1,336.11 mi (2,150.26 km) |
| Barri to Oltenita | 1,466.27 mi (2,359.74 km) |
| Barri to Onesti | 1,400.90 mi (2,254.54 km) |
| Barri to Oradea | 1,168.75 mi (1,880.92 km) |
| Barri to Orastie | 1,260.27 mi (2,028.21 km) |
| Barri to Oravita | 1,222.67 mi (1,967.70 km) |
| Barri to Orsova | 1,263.70 mi (2,033.72 km) |
| Barri to Otelu Rosu | 1,234.84 mi (1,987.29 km) |
| Barri to Otopeni | 1,425.93 mi (2,294.81 km) |
