| Baden-Baden to Obernburg am Main | 84.77 mi (136.42 km) |
| Baden-Baden to Obernkirchen | 245.12 mi (394.48 km) |
| Baden-Baden to Oberschleissheim | 156.30 mi (251.55 km) |
| Baden-Baden to Oberstdorf | 132.63 mi (213.44 km) |
| Baden-Baden to Obertraubling | 178.98 mi (288.04 km) |
| Baden-Baden to Obertshausen | 93.94 mi (151.19 km) |
| Baden-Baden to Oberursel | 100.67 mi (162.01 km) |
| Baden-Baden to Ochsenfurt | 102.71 mi (165.30 km) |
| Baden-Baden to Ochsenhausen | 91.68 mi (147.55 km) |
| Baden-Baden to Ochtrup | 242.31 mi (389.96 km) |
| Baden-Baden to Odenthal | 164.66 mi (264.99 km) |
| Baden-Baden to Oelde | 212.19 mi (341.48 km) |
| Baden-Baden to Oelsnitz | 209.67 mi (337.43 km) |
| Baden-Baden to Oer-Erkenschwick | 203.70 mi (327.83 km) |
| Baden-Baden to Oerlinghausen | 222.16 mi (357.53 km) |
