| Suffern to Oberkirch | 3,864.31 mi (6,219.01 km) |
| Suffern to Obernburg am Main | 3,868.41 mi (6,225.61 km) |
| Suffern to Obernkirchen | 3,797.35 mi (6,111.24 km) |
| Suffern to Oberschleissheim | 4,015.84 mi (6,462.87 km) |
| Suffern to Oberstdorf | 3,989.90 mi (6,421.12 km) |
| Suffern to Obertraubling | 4,017.08 mi (6,464.86 km) |
| Suffern to Obertshausen | 3,849.33 mi (6,194.90 km) |
| Suffern to Oberursel | 3,835.05 mi (6,171.92 km) |
| Suffern to Ochsenfurt | 3,911.32 mi (6,294.66 km) |
| Suffern to Ochsenhausen | 3,955.25 mi (6,365.36 km) |
| Suffern to Ochtrup | 3,724.16 mi (5,993.45 km) |
| Suffern to Odenthal | 3,753.14 mi (6,040.09 km) |
| Suffern to Oelde | 3,771.80 mi (6,070.13 km) |
| Suffern to Oelsnitz | 3,971.06 mi (6,390.81 km) |
| Suffern to Oer-Erkenschwick | 3,741.75 mi (6,021.77 km) |
