| Wiltz to Navodari | 1,129.62 mi (1,817.94 km) |
| Wiltz to Negresti-Oas | 805.32 mi (1,296.04 km) |
| Wiltz to Nehoiu | 996.46 mi (1,603.65 km) |
| Wiltz to Ocna Mures | 859.70 mi (1,383.55 km) |
| Wiltz to Odobesti | 1,017.72 mi (1,637.87 km) |
| Wiltz to Odorheiu Secuiesc | 925.02 mi (1,488.68 km) |
| Wiltz to Oltenita | 1,051.94 mi (1,692.93 km) |
| Wiltz to Onesti | 991.13 mi (1,595.07 km) |
| Wiltz to Oradea | 756.87 mi (1,218.06 km) |
| Wiltz to Orastie | 846.44 mi (1,362.22 km) |
| Wiltz to Oravita | 808.12 mi (1,300.54 km) |
| Wiltz to Orsova | 849.15 mi (1,366.58 km) |
| Wiltz to Otelu Rosu | 820.32 mi (1,320.17 km) |
| Wiltz to Otopeni | 1,011.81 mi (1,628.35 km) |
| Wiltz to Ovidiu | 1,128.97 mi (1,816.91 km) |
