| Penwortham to Oberkirch | 589.52 mi (948.75 km) |
| Penwortham to Obernburg am Main | 573.09 mi (922.31 km) |
| Penwortham to Obernkirchen | 501.99 mi (807.87 km) |
| Penwortham to Oberschleissheim | 725.96 mi (1,168.32 km) |
| Penwortham to Oberstdorf | 716.95 mi (1,153.82 km) |
| Penwortham to Obertraubling | 720.19 mi (1,159.04 km) |
| Penwortham to Obertshausen | 553.16 mi (890.23 km) |
| Penwortham to Oberursel | 538.55 mi (866.71 km) |
| Penwortham to Ochsenfurt | 615.01 mi (989.77 km) |
| Penwortham to Ochsenhausen | 675.19 mi (1,086.61 km) |
| Penwortham to Ochtrup | 425.36 mi (684.55 km) |
| Penwortham to Odenthal | 454.51 mi (731.47 km) |
| Penwortham to Oelde | 472.40 mi (760.25 km) |
| Penwortham to Oelsnitz | 671.02 mi (1,079.90 km) |
| Penwortham to Oer-Erkenschwick | 441.55 mi (710.61 km) |
