| Nigran to Nasaud | 1,655.67 mi (2,664.54 km) |
| Nigran to Navodari | 1,873.32 mi (3,014.81 km) |
| Nigran to Negresti-Oas | 1,610.68 mi (2,592.14 km) |
| Nigran to Nehoiu | 1,752.36 mi (2,820.15 km) |
| Nigran to Ocna Mures | 1,630.62 mi (2,624.22 km) |
| Nigran to Odobesti | 1,786.50 mi (2,875.09 km) |
| Nigran to Odorheiu Secuiesc | 1,699.52 mi (2,735.11 km) |
| Nigran to Oltenita | 1,778.83 mi (2,862.76 km) |
| Nigran to Onesti | 1,769.69 mi (2,848.04 km) |
| Nigran to Oradea | 1,538.75 mi (2,476.38 km) |
| Nigran to Orastie | 1,600.30 mi (2,575.43 km) |
| Nigran to Oravita | 1,529.73 mi (2,461.87 km) |
| Nigran to Orsova | 1,565.94 mi (2,520.14 km) |
| Nigran to Otelu Rosu | 1,560.43 mi (2,511.27 km) |
| Nigran to Otopeni | 1,746.86 mi (2,811.30 km) |
