| Walkden to Oberkirch | 570.36 mi (917.90 km) |
| Walkden to Obernburg am Main | 555.17 mi (893.46 km) |
| Walkden to Obernkirchen | 487.28 mi (784.21 km) |
| Walkden to Oberschleissheim | 707.66 mi (1,138.87 km) |
| Walkden to Oberstdorf | 697.87 mi (1,123.11 km) |
| Walkden to Obertraubling | 702.57 mi (1,130.68 km) |
| Walkden to Obertshausen | 535.33 mi (861.54 km) |
| Walkden to Oberursel | 520.76 mi (838.08 km) |
| Walkden to Ochsenfurt | 597.25 mi (961.18 km) |
| Walkden to Ochsenhausen | 656.32 mi (1,056.24 km) |
| Walkden to Ochtrup | 409.89 mi (659.65 km) |
| Walkden to Odenthal | 437.08 mi (703.41 km) |
| Walkden to Oelde | 456.60 mi (734.83 km) |
| Walkden to Oelsnitz | 654.72 mi (1,053.68 km) |
| Walkden to Oer-Erkenschwick | 425.08 mi (684.10 km) |
