| Saint-Gilles to Obernburg am Main | 480.38 mi (773.09 km) |
| Saint-Gilles to Obernkirchen | 631.44 mi (1,016.20 km) |
| Saint-Gilles to Oberschleissheim | 465.73 mi (749.52 km) |
| Saint-Gilles to Oberstdorf | 382.65 mi (615.81 km) |
| Saint-Gilles to Obertraubling | 518.87 mi (835.03 km) |
| Saint-Gilles to Obertshausen | 487.74 mi (784.94 km) |
| Saint-Gilles to Oberursel | 491.26 mi (790.61 km) |
| Saint-Gilles to Ochsenfurt | 491.29 mi (790.66 km) |
| Saint-Gilles to Ochsenhausen | 403.05 mi (648.64 km) |
| Saint-Gilles to Ochtrup | 602.78 mi (970.07 km) |
| Saint-Gilles to Odenthal | 523.44 mi (842.39 km) |
| Saint-Gilles to Oelde | 589.17 mi (948.18 km) |
| Saint-Gilles to Oelsnitz | 590.46 mi (950.25 km) |
| Saint-Gilles to Oer-Erkenschwick | 565.60 mi (910.25 km) |
| Saint-Gilles to Oerlinghausen | 605.21 mi (973.99 km) |
