| Palombara Sabina to Oberkirch | 501.20 mi (806.60 km) |
| Palombara Sabina to Obernburg am Main | 564.43 mi (908.37 km) |
| Palombara Sabina to Obernkirchen | 725.03 mi (1,166.83 km) |
| Palombara Sabina to Oberschleissheim | 431.19 mi (693.93 km) |
| Palombara Sabina to Oberstdorf | 388.77 mi (625.67 km) |
| Palombara Sabina to Obertraubling | 477.56 mi (768.56 km) |
| Palombara Sabina to Obertshausen | 583.81 mi (939.55 km) |
| Palombara Sabina to Oberursel | 596.65 mi (960.22 km) |
| Palombara Sabina to Ochsenfurt | 539.73 mi (868.60 km) |
| Palombara Sabina to Ochsenhausen | 437.06 mi (703.38 km) |
| Palombara Sabina to Ochtrup | 747.40 mi (1,202.82 km) |
| Palombara Sabina to Odenthal | 674.70 mi (1,085.83 km) |
| Palombara Sabina to Oelde | 708.70 mi (1,140.54 km) |
| Palombara Sabina to Oelsnitz | 577.64 mi (929.61 km) |
| Palombara Sabina to Oer-Erkenschwick | 710.57 mi (1,143.56 km) |
