| Oradea to Oerlinghausen | 682.50 mi (1,098.38 km) |
| Oradea to Oestrich-Winkel | 667.08 mi (1,073.57 km) |
| Oradea to Offenburg | 655.73 mi (1,055.30 km) |
| Oradea to Oftersheim | 633.19 mi (1,019.03 km) |
| Oradea to Ohrdruf | 569.34 mi (916.26 km) |
| Oradea to Ohringen | 590.55 mi (950.41 km) |
| Oradea to Olbernhau | 462.17 mi (743.80 km) |
| Oradea to Olching | 499.41 mi (803.72 km) |
| Oradea to Oldenburg | 736.25 mi (1,184.88 km) |
| Oradea to Oldenburg in Holstein | 693.35 mi (1,115.84 km) |
| Oradea to Olfen | 726.54 mi (1,169.25 km) |
| Oradea to Olpe | 692.37 mi (1,114.26 km) |
| Oradea to Olsberg | 673.37 mi (1,083.68 km) |
| Oradea to Oranienburg | 550.11 mi (885.31 km) |
| Oradea to Ortenberg | 627.87 mi (1,010.46 km) |
