| San Giovanni in Fiore to Oberkirch | 769.75 mi (1,238.79 km) |
| San Giovanni in Fiore to Obernburg am Main | 819.04 mi (1,318.11 km) |
| San Giovanni in Fiore to Obernkirchen | 968.57 mi (1,558.77 km) |
| San Giovanni in Fiore to Oberschleissheim | 671.25 mi (1,080.27 km) |
| San Giovanni in Fiore to Oberstdorf | 648.21 mi (1,043.19 km) |
| San Giovanni in Fiore to Obertraubling | 706.70 mi (1,137.32 km) |
| San Giovanni in Fiore to Obertshausen | 839.45 mi (1,350.96 km) |
| San Giovanni in Fiore to Oberursel | 853.34 mi (1,373.33 km) |
| San Giovanni in Fiore to Ochsenfurt | 787.88 mi (1,267.98 km) |
| San Giovanni in Fiore to Ochsenhausen | 695.23 mi (1,118.86 km) |
| San Giovanni in Fiore to Ochtrup | 1,002.94 mi (1,614.08 km) |
| San Giovanni in Fiore to Odenthal | 935.94 mi (1,506.24 km) |
| San Giovanni in Fiore to Oelde | 960.39 mi (1,545.60 km) |
| San Giovanni in Fiore to Oelsnitz | 801.54 mi (1,289.96 km) |
| San Giovanni in Fiore to Oer-Erkenschwick | 968.30 mi (1,558.33 km) |
