| Parla to Oberkirch | 817.59 mi (1,315.78 km) |
| Parla to Obernburg am Main | 912.84 mi (1,469.07 km) |
| Parla to Obernkirchen | 1,031.20 mi (1,659.55 km) |
| Parla to Oberschleissheim | 936.90 mi (1,507.80 km) |
| Parla to Oberstdorf | 856.02 mi (1,377.63 km) |
| Parla to Obertraubling | 985.95 mi (1,586.73 km) |
| Parla to Obertshausen | 913.31 mi (1,469.83 km) |
| Parla to Oberursel | 911.64 mi (1,467.14 km) |
| Parla to Ochsenfurt | 935.90 mi (1,506.19 km) |
| Parla to Ochsenhausen | 867.15 mi (1,395.54 km) |
| Parla to Ochtrup | 976.65 mi (1,571.76 km) |
| Parla to Odenthal | 910.74 mi (1,465.69 km) |
| Parla to Oelde | 981.70 mi (1,579.89 km) |
| Parla to Oelsnitz | 1,042.08 mi (1,677.06 km) |
| Parla to Oer-Erkenschwick | 947.22 mi (1,524.40 km) |
