| Alvin to Oberkirch | 5,282.49 mi (8,501.34 km) |
| Alvin to Obernburg am Main | 5,279.55 mi (8,496.62 km) |
| Alvin to Obernkirchen | 5,196.13 mi (8,362.37 km) |
| Alvin to Oberschleissheim | 5,430.10 mi (8,738.90 km) |
| Alvin to Oberstdorf | 5,409.31 mi (8,705.44 km) |
| Alvin to Obertraubling | 5,427.28 mi (8,734.37 km) |
| Alvin to Obertshausen | 5,259.90 mi (8,464.99 km) |
| Alvin to Oberursel | 5,245.38 mi (8,441.62 km) |
| Alvin to Ochsenfurt | 5,321.88 mi (8,564.73 km) |
| Alvin to Ochsenhausen | 5,372.64 mi (8,646.43 km) |
| Alvin to Ochtrup | 5,126.49 mi (8,250.28 km) |
| Alvin to Odenthal | 5,161.69 mi (8,306.94 km) |
| Alvin to Oelde | 5,174.61 mi (8,327.73 km) |
| Alvin to Oelsnitz | 5,374.34 mi (8,649.17 km) |
| Alvin to Oer-Erkenschwick | 5,147.01 mi (8,283.31 km) |
