| Chesterton to Oberkirch | 4,356.59 mi (7,011.25 km) |
| Chesterton to Obernburg am Main | 4,346.86 mi (6,995.59 km) |
| Chesterton to Obernkirchen | 4,255.07 mi (6,847.88 km) |
| Chesterton to Oberschleissheim | 4,499.54 mi (7,241.31 km) |
| Chesterton to Oberstdorf | 4,484.23 mi (7,216.66 km) |
| Chesterton to Obertraubling | 4,493.19 mi (7,231.09 km) |
| Chesterton to Obertshausen | 4,326.82 mi (6,963.34 km) |
| Chesterton to Oberursel | 4,312.15 mi (6,939.74 km) |
| Chesterton to Ochsenfurt | 4,388.51 mi (7,062.63 km) |
| Chesterton to Ochsenhausen | 4,445.47 mi (7,154.30 km) |
| Chesterton to Ochtrup | 4,187.90 mi (6,739.78 km) |
| Chesterton to Odenthal | 4,227.41 mi (6,803.36 km) |
| Chesterton to Oelde | 4,236.14 mi (6,817.40 km) |
| Chesterton to Oelsnitz | 4,435.39 mi (7,138.06 km) |
| Chesterton to Oer-Erkenschwick | 4,210.33 mi (6,775.87 km) |
