| Oberhausen to Ordu | 1,633.88 mi (2,629.47 km) |
| Oberhausen to Ortahisar | 1,614.89 mi (2,598.92 km) |
| Oberhausen to Ortakent | 1,408.10 mi (2,266.12 km) |
| Oberhausen to Ortaklar | 1,373.66 mi (2,210.70 km) |
| Oberhausen to Ortakoy | 1,576.70 mi (2,537.45 km) |
| Oberhausen to Ortakoy | 1,555.79 mi (2,503.79 km) |
| Oberhausen to Osmaneli | 1,343.72 mi (2,162.51 km) |
| Oberhausen to Osmaniye | 1,743.19 mi (2,805.40 km) |
| Oberhausen to Ozdere | 1,353.53 mi (2,178.30 km) |
| Oberhausen to Palu | 1,817.70 mi (2,925.31 km) |
| Oberhausen to Pamukkale | 1,429.77 mi (2,300.99 km) |
| Oberhausen to Patnos | 1,916.32 mi (3,084.01 km) |
| Oberhausen to Pazar | 1,599.48 mi (2,574.11 km) |
| Oberhausen to Pazarcik | 1,765.27 mi (2,840.92 km) |
| Oberhausen to Pazaryeri | 1,355.75 mi (2,181.87 km) |
