| Bad Oldesloe to Obernburg am Main | 279.41 mi (449.67 km) |
| Bad Oldesloe to Obernkirchen | 118.84 mi (191.26 km) |
| Bad Oldesloe to Oberschleissheim | 387.74 mi (624.01 km) |
| Bad Oldesloe to Oberstdorf | 442.35 mi (711.90 km) |
| Bad Oldesloe to Obertraubling | 343.60 mi (552.96 km) |
| Bad Oldesloe to Obertshausen | 266.93 mi (429.59 km) |
| Bad Oldesloe to Oberursel | 260.75 mi (419.64 km) |
| Bad Oldesloe to Ochsenfurt | 287.85 mi (463.24 km) |
| Bad Oldesloe to Ochsenhausen | 396.99 mi (638.90 km) |
| Bad Oldesloe to Ochtrup | 172.70 mi (277.93 km) |
| Bad Oldesloe to Odenthal | 235.94 mi (379.70 km) |
| Bad Oldesloe to Oelde | 165.24 mi (265.92 km) |
| Bad Oldesloe to Oelsnitz | 246.57 mi (396.82 km) |
| Bad Oldesloe to Oer-Erkenschwick | 198.83 mi (319.99 km) |
| Bad Oldesloe to Oerlinghausen | 145.99 mi (234.96 km) |
