| Burtonsville to Oberkirch | 4,065.73 mi (6,543.17 km) |
| Burtonsville to Obernburg am Main | 4,070.23 mi (6,550.40 km) |
| Burtonsville to Obernkirchen | 3,999.39 mi (6,436.39 km) |
| Burtonsville to Oberschleissheim | 4,217.49 mi (6,787.39 km) |
| Burtonsville to Oberstdorf | 4,191.20 mi (6,745.09 km) |
| Burtonsville to Obertraubling | 4,218.91 mi (6,789.67 km) |
| Burtonsville to Obertshausen | 4,051.17 mi (6,519.72 km) |
| Burtonsville to Oberursel | 4,036.89 mi (6,496.75 km) |
| Burtonsville to Ochsenfurt | 4,113.15 mi (6,619.47 km) |
| Burtonsville to Ochsenhausen | 4,156.72 mi (6,689.59 km) |
| Burtonsville to Ochtrup | 3,926.18 mi (6,318.57 km) |
| Burtonsville to Odenthal | 3,955.04 mi (6,365.03 km) |
| Burtonsville to Oelde | 3,973.82 mi (6,395.24 km) |
| Burtonsville to Oelsnitz | 4,173.06 mi (6,715.89 km) |
| Burtonsville to Oer-Erkenschwick | 3,943.73 mi (6,346.83 km) |
