| Mangualde to Oberkirch | 950.09 mi (1,529.02 km) |
| Mangualde to Obernburg am Main | 1,037.04 mi (1,668.95 km) |
| Mangualde to Obernkirchen | 1,132.76 mi (1,823.01 km) |
| Mangualde to Oberschleissheim | 1,085.86 mi (1,747.52 km) |
| Mangualde to Oberstdorf | 1,008.99 mi (1,623.81 km) |
| Mangualde to Obertraubling | 1,130.18 mi (1,818.84 km) |
| Mangualde to Obertshausen | 1,033.80 mi (1,663.73 km) |
| Mangualde to Oberursel | 1,029.50 mi (1,656.82 km) |
| Mangualde to Ochsenfurt | 1,066.07 mi (1,715.68 km) |
| Mangualde to Ochsenhausen | 1,012.39 mi (1,629.29 km) |
| Mangualde to Ochtrup | 1,068.16 mi (1,719.03 km) |
| Mangualde to Odenthal | 1,012.46 mi (1,629.39 km) |
| Mangualde to Oelde | 1,081.98 mi (1,741.28 km) |
| Mangualde to Oelsnitz | 1,173.25 mi (1,888.16 km) |
| Mangualde to Oer-Erkenschwick | 1,044.09 mi (1,680.31 km) |
