| Ravanusa to Oerlinghausen | 1,047.84 mi (1,686.33 km) |
| Ravanusa to Oestrich-Winkel | 928.22 mi (1,493.83 km) |
| Ravanusa to Offenburg | 831.30 mi (1,337.84 km) |
| Ravanusa to Oftersheim | 878.36 mi (1,413.58 km) |
| Ravanusa to Ohrdruf | 950.37 mi (1,529.48 km) |
| Ravanusa to Ohringen | 854.19 mi (1,374.68 km) |
| Ravanusa to Olbernhau | 926.31 mi (1,490.74 km) |
| Ravanusa to Olching | 767.12 mi (1,234.56 km) |
| Ravanusa to Oldenburg | 1,131.24 mi (1,820.55 km) |
| Ravanusa to Oldenburg in Holstein | 1,185.88 mi (1,908.49 km) |
| Ravanusa to Olfen | 1,048.71 mi (1,687.73 km) |
| Ravanusa to Olpe | 996.62 mi (1,603.90 km) |
| Ravanusa to Olsberg | 1,009.37 mi (1,624.42 km) |
| Ravanusa to Oranienburg | 1,070.60 mi (1,722.97 km) |
| Ravanusa to Ortenberg | 936.37 mi (1,506.94 km) |
