| Kulp to Nasaud | 1,033.15 mi (1,662.69 km) |
| Kulp to Navodari | 756.67 mi (1,217.74 km) |
| Kulp to Negresti-Oas | 1,093.03 mi (1,759.06 km) |
| Kulp to Nehoiu | 889.88 mi (1,432.13 km) |
| Kulp to Ocna Mures | 1,027.09 mi (1,652.94 km) |
| Kulp to Odobesti | 871.20 mi (1,402.06 km) |
| Kulp to Odorheiu Secuiesc | 963.52 mi (1,550.63 km) |
| Kulp to Oltenita | 838.47 mi (1,349.39 km) |
| Kulp to Onesti | 900.88 mi (1,449.82 km) |
| Kulp to Oradea | 1,130.25 mi (1,818.95 km) |
| Kulp to Orastie | 1,040.48 mi (1,674.49 km) |
| Kulp to Oravita | 1,089.99 mi (1,754.17 km) |
| Kulp to Orsova | 1,050.22 mi (1,690.17 km) |
| Kulp to Otelu Rosu | 1,070.07 mi (1,722.12 km) |
| Kulp to Otopeni | 876.72 mi (1,410.95 km) |
