| Cat to Oberkirch | 1,729.23 mi (2,782.93 km) |
| Cat to Obernburg am Main | 1,698.56 mi (2,733.58 km) |
| Cat to Obernkirchen | 1,742.62 mi (2,804.47 km) |
| Cat to Oberschleissheim | 1,568.45 mi (2,524.17 km) |
| Cat to Oberstdorf | 1,617.48 mi (2,603.08 km) |
| Cat to Obertraubling | 1,552.42 mi (2,498.38 km) |
| Cat to Obertshausen | 1,715.31 mi (2,760.53 km) |
| Cat to Oberursel | 1,728.44 mi (2,781.66 km) |
| Cat to Ochsenfurt | 1,655.38 mi (2,664.08 km) |
| Cat to Ochsenhausen | 1,639.63 mi (2,638.73 km) |
| Cat to Ochtrup | 1,819.76 mi (2,928.62 km) |
| Cat to Odenthal | 1,803.42 mi (2,902.33 km) |
| Cat to Oelde | 1,773.63 mi (2,854.38 km) |
| Cat to Oelsnitz | 1,579.05 mi (2,541.23 km) |
| Cat to Oer-Erkenschwick | 1,807.49 mi (2,908.88 km) |
