| Piraziz to Oberkirch | 1,553.62 mi (2,500.30 km) |
| Piraziz to Obernburg am Main | 1,523.19 mi (2,451.33 km) |
| Piraziz to Obernkirchen | 1,569.10 mi (2,525.22 km) |
| Piraziz to Oberschleissheim | 1,392.82 mi (2,241.53 km) |
| Piraziz to Oberstdorf | 1,442.07 mi (2,320.78 km) |
| Piraziz to Obertraubling | 1,376.90 mi (2,215.91 km) |
| Piraziz to Obertshausen | 1,540.01 mi (2,478.41 km) |
| Piraziz to Oberursel | 1,553.19 mi (2,499.62 km) |
| Piraziz to Ochsenfurt | 1,479.98 mi (2,381.80 km) |
| Piraziz to Ochsenhausen | 1,464.04 mi (2,356.15 km) |
| Piraziz to Ochtrup | 1,645.81 mi (2,648.67 km) |
| Piraziz to Odenthal | 1,628.52 mi (2,620.85 km) |
| Piraziz to Oelde | 1,599.48 mi (2,574.12 km) |
| Piraziz to Oelsnitz | 1,404.33 mi (2,260.04 km) |
| Piraziz to Oer-Erkenschwick | 1,633.05 mi (2,628.14 km) |
