| Latham to Oberkirch | 3,780.32 mi (6,083.84 km) |
| Latham to Obernburg am Main | 3,782.04 mi (6,086.60 km) |
| Latham to Obernkirchen | 3,707.57 mi (5,966.75 km) |
| Latham to Oberschleissheim | 3,930.54 mi (6,325.60 km) |
| Latham to Oberstdorf | 3,906.44 mi (6,286.81 km) |
| Latham to Obertraubling | 3,930.50 mi (6,325.53 km) |
| Latham to Obertshausen | 3,762.77 mi (6,055.59 km) |
| Latham to Oberursel | 3,748.40 mi (6,032.47 km) |
| Latham to Ochsenfurt | 3,824.79 mi (6,155.40 km) |
| Latham to Ochsenhausen | 3,871.02 mi (6,229.80 km) |
| Latham to Ochtrup | 3,635.20 mi (5,850.29 km) |
| Latham to Odenthal | 3,665.91 mi (5,899.71 km) |
| Latham to Oelde | 3,683.00 mi (5,927.22 km) |
| Latham to Oelsnitz | 3,882.53 mi (6,248.33 km) |
| Latham to Oer-Erkenschwick | 3,653.59 mi (5,879.88 km) |
