| Wolf Trap to Oberkirch | 4,087.95 mi (6,578.92 km) |
| Wolf Trap to Obernburg am Main | 4,092.35 mi (6,586.01 km) |
| Wolf Trap to Obernkirchen | 4,021.35 mi (6,471.73 km) |
| Wolf Trap to Oberschleissheim | 4,239.66 mi (6,823.08 km) |
| Wolf Trap to Oberstdorf | 4,213.43 mi (6,780.87 km) |
| Wolf Trap to Obertraubling | 4,241.03 mi (6,825.28 km) |
| Wolf Trap to Obertshausen | 4,073.29 mi (6,555.32 km) |
| Wolf Trap to Oberursel | 4,059.01 mi (6,532.35 km) |
| Wolf Trap to Ochsenfurt | 4,135.27 mi (6,655.08 km) |
| Wolf Trap to Ochsenhausen | 4,178.93 mi (6,725.33 km) |
| Wolf Trap to Ochtrup | 3,948.18 mi (6,353.99 km) |
| Wolf Trap to Odenthal | 3,977.13 mi (6,400.58 km) |
| Wolf Trap to Oelde | 3,995.83 mi (6,430.67 km) |
| Wolf Trap to Oelsnitz | 4,195.09 mi (6,751.35 km) |
| Wolf Trap to Oer-Erkenschwick | 3,965.78 mi (6,382.31 km) |
