| Beloit to Oberkirch | 4,387.71 mi (7,061.34 km) |
| Beloit to Obernburg am Main | 4,374.66 mi (7,040.34 km) |
| Beloit to Obernkirchen | 4,278.27 mi (6,885.22 km) |
| Beloit to Oberschleissheim | 4,528.19 mi (7,287.42 km) |
| Beloit to Oberstdorf | 4,515.51 mi (7,267.02 km) |
| Beloit to Obertraubling | 4,520.04 mi (7,274.30 km) |
| Beloit to Obertshausen | 4,354.45 mi (7,007.81 km) |
| Beloit to Oberursel | 4,339.74 mi (6,984.13 km) |
| Beloit to Ochsenfurt | 4,415.90 mi (7,106.71 km) |
| Beloit to Ochsenhausen | 4,475.86 mi (7,203.19 km) |
| Beloit to Ochtrup | 4,212.71 mi (6,779.70 km) |
| Beloit to Odenthal | 4,254.57 mi (6,847.06 km) |
| Beloit to Oelde | 4,260.93 mi (6,857.31 km) |
| Beloit to Oelsnitz | 4,459.60 mi (7,177.03 km) |
| Beloit to Oer-Erkenschwick | 4,236.19 mi (6,817.49 km) |
