| Penne to Oberkirch | 506.11 mi (814.51 km) |
| Penne to Obernburg am Main | 559.15 mi (899.86 km) |
| Penne to Obernkirchen | 714.07 mi (1,149.18 km) |
| Penne to Oberschleissheim | 416.62 mi (670.48 km) |
| Penne to Oberstdorf | 386.01 mi (621.23 km) |
| Penne to Obertraubling | 458.01 mi (737.10 km) |
| Penne to Obertshausen | 579.25 mi (932.22 km) |
| Penne to Oberursel | 592.82 mi (954.05 km) |
| Penne to Ochsenfurt | 530.44 mi (853.66 km) |
| Penne to Ochsenhausen | 433.61 mi (697.83 km) |
| Penne to Ochtrup | 743.25 mi (1,196.14 km) |
| Penne to Odenthal | 674.13 mi (1,084.91 km) |
| Penne to Oelde | 702.14 mi (1,129.99 km) |
| Penne to Oelsnitz | 556.67 mi (895.88 km) |
| Penne to Oer-Erkenschwick | 707.72 mi (1,138.96 km) |
