| Otelu Rosu to Oerlinghausen | 764.38 mi (1,230.16 km) |
| Otelu Rosu to Oestrich-Winkel | 733.47 mi (1,180.40 km) |
| Otelu Rosu to Offenburg | 708.19 mi (1,139.73 km) |
| Otelu Rosu to Oftersheim | 694.94 mi (1,118.41 km) |
| Otelu Rosu to Ohrdruf | 647.86 mi (1,042.64 km) |
| Otelu Rosu to Ohringen | 652.06 mi (1,049.39 km) |
| Otelu Rosu to Olbernhau | 546.84 mi (880.05 km) |
| Otelu Rosu to Olching | 552.74 mi (889.55 km) |
| Otelu Rosu to Oldenburg | 823.81 mi (1,325.80 km) |
| Otelu Rosu to Oldenburg in Holstein | 790.82 mi (1,272.71 km) |
| Otelu Rosu to Olfen | 804.48 mi (1,294.69 km) |
| Otelu Rosu to Olpe | 766.34 mi (1,233.31 km) |
| Otelu Rosu to Olsberg | 750.86 mi (1,208.40 km) |
| Otelu Rosu to Oranienburg | 646.86 mi (1,041.01 km) |
| Otelu Rosu to Ortenberg | 698.98 mi (1,124.91 km) |
