| Walkden to Nasaud | 1,247.76 mi (2,008.08 km) |
| Walkden to Navodari | 1,529.03 mi (2,460.74 km) |
| Walkden to Negresti-Oas | 1,187.97 mi (1,911.85 km) |
| Walkden to Nehoiu | 1,395.49 mi (2,245.82 km) |
| Walkden to Ocna Mures | 1,257.87 mi (2,024.34 km) |
| Walkden to Odobesti | 1,410.36 mi (2,269.75 km) |
| Walkden to Odorheiu Secuiesc | 1,318.69 mi (2,122.23 km) |
| Walkden to Oltenita | 1,459.58 mi (2,348.97 km) |
| Walkden to Onesti | 1,380.05 mi (2,220.98 km) |
| Walkden to Oradea | 1,155.05 mi (1,858.87 km) |
| Walkden to Orastie | 1,252.10 mi (2,015.05 km) |
| Walkden to Oravita | 1,225.19 mi (1,971.76 km) |
| Walkden to Orsova | 1,266.06 mi (2,037.53 km) |
| Walkden to Otelu Rosu | 1,231.70 mi (1,982.24 km) |
| Walkden to Otopeni | 1,418.03 mi (2,282.10 km) |
