| Atascadero to Oberkirch | 5,832.54 mi (9,386.57 km) |
| Atascadero to Obernburg am Main | 5,792.95 mi (9,322.85 km) |
| Atascadero to Obernkirchen | 5,662.15 mi (9,112.36 km) |
| Atascadero to Oberschleissheim | 5,947.15 mi (9,571.01 km) |
| Atascadero to Oberstdorf | 5,956.70 mi (9,586.39 km) |
| Atascadero to Obertraubling | 5,924.12 mi (9,533.96 km) |
| Atascadero to Obertshausen | 5,772.16 mi (9,289.39 km) |
| Atascadero to Oberursel | 5,757.66 mi (9,266.06 km) |
| Atascadero to Ochsenfurt | 5,829.00 mi (9,380.87 km) |
| Atascadero to Ochsenhausen | 5,911.21 mi (9,513.17 km) |
| Atascadero to Ochtrup | 5,613.09 mi (9,033.39 km) |
| Atascadero to Odenthal | 5,672.59 mi (9,129.16 km) |
| Atascadero to Oelde | 5,659.08 mi (9,107.40 km) |
| Atascadero to Oelsnitz | 5,843.85 mi (9,404.77 km) |
| Atascadero to Oer-Erkenschwick | 5,644.36 mi (9,083.71 km) |
