| Walthamstow to Nasaud | 1,131.20 mi (1,820.49 km) |
| Walthamstow to Navodari | 1,405.81 mi (2,262.43 km) |
| Walthamstow to Negresti-Oas | 1,073.08 mi (1,726.95 km) |
| Walthamstow to Nehoiu | 1,272.21 mi (2,047.42 km) |
| Walthamstow to Ocna Mures | 1,134.70 mi (1,826.12 km) |
| Walthamstow to Odobesti | 1,290.88 mi (2,077.47 km) |
| Walthamstow to Odorheiu Secuiesc | 1,198.33 mi (1,928.53 km) |
| Walthamstow to Oltenita | 1,331.01 mi (2,142.06 km) |
| Walthamstow to Onesti | 1,262.58 mi (2,031.93 km) |
| Walthamstow to Oradea | 1,031.50 mi (1,660.04 km) |
| Walthamstow to Orastie | 1,124.39 mi (1,809.53 km) |
| Walthamstow to Oravita | 1,089.72 mi (1,753.74 km) |
| Walthamstow to Orsova | 1,130.77 mi (1,819.79 km) |
| Walthamstow to Otelu Rosu | 1,100.24 mi (1,770.66 km) |
| Walthamstow to Otopeni | 1,290.32 mi (2,076.57 km) |
