| Glens Falls to Oberkirch | 3,752.80 mi (6,039.55 km) |
| Glens Falls to Obernburg am Main | 3,753.63 mi (6,040.88 km) |
| Glens Falls to Obernkirchen | 3,677.90 mi (5,919.00 km) |
| Glens Falls to Oberschleissheim | 3,902.51 mi (6,280.49 km) |
| Glens Falls to Oberstdorf | 3,879.10 mi (6,242.80 km) |
| Glens Falls to Obertraubling | 3,902.00 mi (6,279.66 km) |
| Glens Falls to Obertshausen | 3,734.29 mi (6,009.76 km) |
| Glens Falls to Oberursel | 3,719.90 mi (5,986.60 km) |
| Glens Falls to Ochsenfurt | 3,796.32 mi (6,109.58 km) |
| Glens Falls to Ochsenhausen | 3,843.39 mi (6,185.34 km) |
| Glens Falls to Ochtrup | 3,605.85 mi (5,803.06 km) |
| Glens Falls to Odenthal | 3,637.20 mi (5,853.51 km) |
| Glens Falls to Oelde | 3,653.71 mi (5,880.07 km) |
| Glens Falls to Oelsnitz | 3,853.30 mi (6,201.29 km) |
| Glens Falls to Oer-Erkenschwick | 3,624.53 mi (5,833.11 km) |
