| Kirkwood to Oberkirch | 4,629.24 mi (7,450.04 km) |
| Kirkwood to Obernburg am Main | 4,620.22 mi (7,435.53 km) |
| Kirkwood to Obernkirchen | 4,529.07 mi (7,288.83 km) |
| Kirkwood to Oberschleissheim | 4,772.73 mi (7,680.96 km) |
| Kirkwood to Oberstdorf | 4,756.81 mi (7,655.35 km) |
| Kirkwood to Obertraubling | 4,766.71 mi (7,671.27 km) |
| Kirkwood to Obertshausen | 4,600.22 mi (7,403.33 km) |
| Kirkwood to Oberursel | 4,585.56 mi (7,379.75 km) |
| Kirkwood to Ochsenfurt | 4,661.95 mi (7,502.68 km) |
| Kirkwood to Ochsenhausen | 4,718.29 mi (7,593.35 km) |
| Kirkwood to Ochtrup | 4,461.74 mi (7,180.47 km) |
| Kirkwood to Odenthal | 4,500.90 mi (7,243.50 km) |
| Kirkwood to Oelde | 4,509.97 mi (7,258.09 km) |
| Kirkwood to Oelsnitz | 4,709.27 mi (7,578.83 km) |
| Kirkwood to Oer-Erkenschwick | 4,484.02 mi (7,216.33 km) |
