| Turnu Magurele to Oerlinghausen | 938.02 mi (1,509.60 km) |
| Turnu Magurele to Oestrich-Winkel | 903.37 mi (1,453.83 km) |
| Turnu Magurele to Offenburg | 871.96 mi (1,403.28 km) |
| Turnu Magurele to Oftersheim | 863.21 mi (1,389.20 km) |
| Turnu Magurele to Ohrdruf | 821.18 mi (1,321.56 km) |
| Turnu Magurele to Ohringen | 820.47 mi (1,320.43 km) |
| Turnu Magurele to Olbernhau | 720.69 mi (1,159.84 km) |
| Turnu Magurele to Olching | 718.42 mi (1,156.18 km) |
| Turnu Magurele to Oldenburg | 997.64 mi (1,605.54 km) |
| Turnu Magurele to Oldenburg in Holstein | 962.28 mi (1,548.63 km) |
| Turnu Magurele to Olfen | 977.50 mi (1,573.14 km) |
| Turnu Magurele to Olpe | 938.53 mi (1,510.41 km) |
| Turnu Magurele to Olsberg | 923.87 mi (1,486.82 km) |
| Turnu Magurele to Oranienburg | 818.55 mi (1,317.32 km) |
| Turnu Magurele to Ortenberg | 870.55 mi (1,401.02 km) |
