| Wausau to Oberkirch | 4,297.11 mi (6,915.53 km) |
| Wausau to Obernburg am Main | 4,279.92 mi (6,887.87 km) |
| Wausau to Obernkirchen | 4,178.08 mi (6,723.96 km) |
| Wausau to Oberschleissheim | 4,434.28 mi (7,136.28 km) |
| Wausau to Oberstdorf | 4,424.93 mi (7,121.24 km) |
| Wausau to Obertraubling | 4,423.90 mi (7,119.58 km) |
| Wausau to Obertshausen | 4,259.52 mi (6,855.04 km) |
| Wausau to Oberursel | 4,244.77 mi (6,831.30 km) |
| Wausau to Ochsenfurt | 4,320.59 mi (6,953.31 km) |
| Wausau to Ochsenhausen | 4,384.18 mi (7,055.66 km) |
| Wausau to Ochtrup | 4,114.53 mi (6,621.70 km) |
| Wausau to Odenthal | 4,159.20 mi (6,693.59 km) |
| Wausau to Oelde | 4,162.67 mi (6,699.18 km) |
| Wausau to Oelsnitz | 4,360.35 mi (7,017.31 km) |
| Wausau to Oer-Erkenschwick | 4,139.27 mi (6,661.51 km) |
