| Del Aire to Oberkirch | 5,855.17 mi (9,422.98 km) |
| Del Aire to Obernburg am Main | 5,819.64 mi (9,365.81 km) |
| Del Aire to Obernkirchen | 5,693.44 mi (9,162.71 km) |
| Del Aire to Oberschleissheim | 5,974.50 mi (9,615.03 km) |
| Del Aire to Oberstdorf | 5,980.52 mi (9,624.71 km) |
| Del Aire to Obertraubling | 5,953.69 mi (9,581.54 km) |
| Del Aire to Obertshausen | 5,798.84 mi (9,332.32 km) |
| Del Aire to Oberursel | 5,784.23 mi (9,308.82 km) |
| Del Aire to Ochsenfurt | 5,856.69 mi (9,425.43 km) |
| Del Aire to Ochsenhausen | 5,935.76 mi (9,552.68 km) |
| Del Aire to Ochtrup | 5,641.63 mi (9,079.33 km) |
| Del Aire to Odenthal | 5,698.72 mi (9,171.21 km) |
| Del Aire to Oelde | 5,688.20 mi (9,154.27 km) |
| Del Aire to Oelsnitz | 5,876.04 mi (9,456.58 km) |
| Del Aire to Oer-Erkenschwick | 5,671.87 mi (9,127.99 km) |
