| Walnut to Nasaud | 6,350.64 mi (10,220.37 km) |
| Walnut to Navodari | 6,627.72 mi (10,666.28 km) |
| Walnut to Negresti-Oas | 6,292.39 mi (10,126.62 km) |
| Walnut to Nehoiu | 6,511.38 mi (10,479.05 km) |
| Walnut to Ocna Mures | 6,390.51 mi (10,284.54 km) |
| Walnut to Odobesti | 6,504.10 mi (10,467.34 km) |
| Walnut to Odorheiu Secuiesc | 6,429.82 mi (10,347.80 km) |
| Walnut to Oltenita | 6,595.80 mi (10,614.91 km) |
| Walnut to Onesti | 6,467.43 mi (10,408.32 km) |
| Walnut to Oradea | 6,302.22 mi (10,142.44 km) |
| Walnut to Orastie | 6,406.07 mi (10,309.58 km) |
| Walnut to Oravita | 6,414.60 mi (10,323.30 km) |
| Walnut to Orsova | 6,451.60 mi (10,382.84 km) |
| Walnut to Otelu Rosu | 6,404.02 mi (10,306.28 km) |
| Walnut to Otopeni | 6,554.20 mi (10,547.96 km) |
