| Turnu Magurele to Oberkirch | 866.61 mi (1,394.68 km) |
| Turnu Magurele to Obernburg am Main | 852.28 mi (1,371.61 km) |
| Turnu Magurele to Obernkirchen | 932.69 mi (1,501.01 km) |
| Turnu Magurele to Oberschleissheim | 708.87 mi (1,140.81 km) |
| Turnu Magurele to Oberstdorf | 748.14 mi (1,204.02 km) |
| Turnu Magurele to Obertraubling | 703.47 mi (1,132.13 km) |
| Turnu Magurele to Obertshausen | 871.12 mi (1,401.93 km) |
| Turnu Magurele to Oberursel | 885.33 mi (1,424.80 km) |
| Turnu Magurele to Ochsenfurt | 809.21 mi (1,302.29 km) |
| Turnu Magurele to Ochsenhausen | 775.38 mi (1,247.85 km) |
| Turnu Magurele to Ochtrup | 1,000.63 mi (1,610.36 km) |
| Turnu Magurele to Odenthal | 967.23 mi (1,556.60 km) |
| Turnu Magurele to Oelde | 952.47 mi (1,532.86 km) |
| Turnu Magurele to Oelsnitz | 752.81 mi (1,211.52 km) |
| Turnu Magurele to Oer-Erkenschwick | 980.21 mi (1,577.50 km) |
