| Arecibo to Oberkirch | 4,582.39 mi (7,374.65 km) |
| Arecibo to Obernburg am Main | 4,627.67 mi (7,447.51 km) |
| Arecibo to Obernkirchen | 4,623.22 mi (7,440.35 km) |
| Arecibo to Oberschleissheim | 4,742.96 mi (7,633.06 km) |
| Arecibo to Oberstdorf | 4,687.27 mi (7,543.43 km) |
| Arecibo to Obertraubling | 4,766.67 mi (7,671.21 km) |
| Arecibo to Obertshausen | 4,613.56 mi (7,424.80 km) |
| Arecibo to Oberursel | 4,602.00 mi (7,406.20 km) |
| Arecibo to Ochsenfurt | 4,669.43 mi (7,514.72 km) |
| Arecibo to Ochsenhausen | 4,669.28 mi (7,514.48 km) |
| Arecibo to Ochtrup | 4,541.65 mi (7,309.08 km) |
| Arecibo to Odenthal | 4,537.62 mi (7,302.60 km) |
| Arecibo to Oelde | 4,582.28 mi (7,374.47 km) |
| Arecibo to Oelsnitz | 4,759.62 mi (7,659.87 km) |
| Arecibo to Oer-Erkenschwick | 4,543.75 mi (7,312.46 km) |
