| Willich to Navodari | 1,125.13 mi (1,810.72 km) |
| Willich to Negresti-Oas | 789.66 mi (1,270.83 km) |
| Willich to Nehoiu | 991.44 mi (1,595.57 km) |
| Willich to Ocna Mures | 853.74 mi (1,373.96 km) |
| Willich to Odobesti | 1,008.71 mi (1,623.36 km) |
| Willich to Odorheiu Secuiesc | 916.36 mi (1,474.75 km) |
| Willich to Oltenita | 1,053.11 mi (1,694.81 km) |
| Willich to Onesti | 979.84 mi (1,576.90 km) |
| Willich to Oradea | 750.58 mi (1,207.94 km) |
| Willich to Orastie | 845.77 mi (1,361.13 km) |
| Willich to Oravita | 817.21 mi (1,315.17 km) |
| Willich to Orsova | 858.08 mi (1,380.95 km) |
| Willich to Otelu Rosu | 824.20 mi (1,326.42 km) |
| Willich to Otopeni | 1,011.85 mi (1,628.42 km) |
| Willich to Ovidiu | 1,124.85 mi (1,810.27 km) |
