| Wilmington Island to Oberkirch | 4,561.82 mi (7,341.54 km) |
| Wilmington Island to Obernburg am Main | 4,572.38 mi (7,358.54 km) |
| Wilmington Island to Obernkirchen | 4,509.95 mi (7,258.06 km) |
| Wilmington Island to Oberschleissheim | 4,716.53 mi (7,590.52 km) |
| Wilmington Island to Oberstdorf | 4,685.53 mi (7,540.64 km) |
| Wilmington Island to Obertraubling | 4,721.20 mi (7,598.03 km) |
| Wilmington Island to Obertshausen | 4,553.84 mi (7,328.69 km) |
| Wilmington Island to Oberursel | 4,539.80 mi (7,306.11 km) |
| Wilmington Island to Ochsenfurt | 4,615.58 mi (7,428.06 km) |
| Wilmington Island to Ochsenhausen | 4,653.19 mi (7,488.58 km) |
| Wilmington Island to Ochtrup | 4,434.94 mi (7,137.34 km) |
| Wilmington Island to Odenthal | 4,459.58 mi (7,177.00 km) |
| Wilmington Island to Oelde | 4,482.10 mi (7,213.24 km) |
| Wilmington Island to Oelsnitz | 4,680.30 mi (7,532.21 km) |
| Wilmington Island to Oer-Erkenschwick | 4,450.57 mi (7,162.50 km) |
