| Whitehall to Oberkirch | 4,268.91 mi (6,870.14 km) |
| Whitehall to Obernburg am Main | 4,265.88 mi (6,865.27 km) |
| Whitehall to Obernkirchen | 4,183.69 mi (6,733.00 km) |
| Whitehall to Oberschleissheim | 4,416.37 mi (7,107.46 km) |
| Whitehall to Oberstdorf | 4,395.81 mi (7,074.37 km) |
| Whitehall to Obertraubling | 4,413.67 mi (7,103.12 km) |
| Whitehall to Obertshausen | 4,246.25 mi (6,833.68 km) |
| Whitehall to Oberursel | 4,231.73 mi (6,810.32 km) |
| Whitehall to Ochsenfurt | 4,308.23 mi (6,933.43 km) |
| Whitehall to Ochsenhausen | 4,359.00 mi (7,015.13 km) |
| Whitehall to Ochtrup | 4,113.52 mi (6,620.07 km) |
| Whitehall to Odenthal | 4,148.14 mi (6,675.78 km) |
| Whitehall to Oelde | 4,161.60 mi (6,697.45 km) |
| Whitehall to Oelsnitz | 4,361.36 mi (7,018.93 km) |
| Whitehall to Oer-Erkenschwick | 4,133.72 mi (6,652.58 km) |
