| Lisbon to Oberkirch | 1,092.06 mi (1,757.49 km) |
| Lisbon to Obernburg am Main | 1,181.12 mi (1,900.83 km) |
| Lisbon to Obernkirchen | 1,280.52 mi (2,060.80 km) |
| Lisbon to Oberschleissheim | 1,223.43 mi (1,968.92 km) |
| Lisbon to Oberstdorf | 1,144.92 mi (1,842.57 km) |
| Lisbon to Obertraubling | 1,269.40 mi (2,042.90 km) |
| Lisbon to Obertshausen | 1,178.60 mi (1,896.77 km) |
| Lisbon to Oberursel | 1,174.77 mi (1,890.61 km) |
| Lisbon to Ochsenfurt | 1,208.93 mi (1,945.59 km) |
| Lisbon to Ochsenhausen | 1,150.98 mi (1,852.33 km) |
| Lisbon to Ochtrup | 1,216.73 mi (1,958.13 km) |
| Lisbon to Odenthal | 1,160.00 mi (1,866.84 km) |
| Lisbon to Oelde | 1,229.79 mi (1,979.16 km) |
| Lisbon to Oelsnitz | 1,316.12 mi (2,118.08 km) |
| Lisbon to Oer-Erkenschwick | 1,192.18 mi (1,918.63 km) |
