| Fagaras to Oerlinghausen | 850.14 mi (1,368.16 km) |
| Fagaras to Oestrich-Winkel | 834.49 mi (1,342.98 km) |
| Fagaras to Offenburg | 819.03 mi (1,318.10 km) |
| Fagaras to Oftersheim | 799.51 mi (1,286.69 km) |
| Fagaras to Ohrdruf | 737.49 mi (1,186.88 km) |
| Fagaras to Ohringen | 756.73 mi (1,217.83 km) |
| Fagaras to Olbernhau | 629.62 mi (1,013.27 km) |
| Fagaras to Olching | 662.57 mi (1,066.30 km) |
| Fagaras to Oldenburg | 902.14 mi (1,451.85 km) |
| Fagaras to Oldenburg in Holstein | 852.56 mi (1,372.06 km) |
| Fagaras to Olfen | 894.66 mi (1,439.82 km) |
| Fagaras to Olpe | 860.59 mi (1,384.99 km) |
| Fagaras to Olsberg | 841.54 mi (1,354.33 km) |
| Fagaras to Oranienburg | 710.86 mi (1,144.01 km) |
| Fagaras to Ortenberg | 795.90 mi (1,280.87 km) |
