| Westland to Oberkirch | 4,182.10 mi (6,730.44 km) |
| Westland to Obernburg am Main | 4,175.00 mi (6,719.01 km) |
| Westland to Obernkirchen | 4,087.14 mi (6,577.62 km) |
| Westland to Oberschleissheim | 4,326.88 mi (6,963.45 km) |
| Westland to Oberstdorf | 4,309.52 mi (6,935.50 km) |
| Westland to Obertraubling | 4,322.00 mi (6,955.59 km) |
| Westland to Obertshausen | 4,155.11 mi (6,687.01 km) |
| Westland to Oberursel | 4,140.50 mi (6,663.49 km) |
| Westland to Ochsenfurt | 4,216.96 mi (6,786.54 km) |
| Westland to Ochsenhausen | 4,271.49 mi (6,874.31 km) |
| Westland to Ochtrup | 4,018.67 mi (6,467.42 km) |
| Westland to Odenthal | 4,056.18 mi (6,527.79 km) |
| Westland to Oelde | 4,066.86 mi (6,544.98 km) |
| Westland to Oelsnitz | 4,266.43 mi (6,866.16 km) |
| Westland to Oer-Erkenschwick | 4,040.18 mi (6,502.04 km) |
