| Socorro to Oberkirch | 5,579.52 mi (8,979.38 km) |
| Socorro to Obernburg am Main | 5,560.76 mi (8,949.18 km) |
| Socorro to Obernkirchen | 5,455.41 mi (8,779.63 km) |
| Socorro to Oberschleissheim | 5,715.42 mi (9,198.09 km) |
| Socorro to Oberstdorf | 5,707.31 mi (9,185.03 km) |
| Socorro to Obertraubling | 5,703.87 mi (9,179.50 km) |
| Socorro to Obertshausen | 5,540.28 mi (8,916.22 km) |
| Socorro to Oberursel | 5,525.52 mi (8,892.46 km) |
| Socorro to Ochsenfurt | 5,601.10 mi (9,014.10 km) |
| Socorro to Ochsenhausen | 5,666.25 mi (9,118.95 km) |
| Socorro to Ochtrup | 5,393.46 mi (8,679.93 km) |
| Socorro to Odenthal | 5,439.80 mi (8,754.51 km) |
| Socorro to Oelde | 5,441.50 mi (8,757.24 km) |
| Socorro to Oelsnitz | 5,638.24 mi (9,073.87 km) |
| Socorro to Oer-Erkenschwick | 5,418.99 mi (8,721.03 km) |
