| Muskogee to Oberkirch | 4,958.92 mi (7,980.61 km) |
| Muskogee to Obernburg am Main | 4,948.15 mi (7,963.28 km) |
| Muskogee to Obernkirchen | 4,854.16 mi (7,812.02 km) |
| Muskogee to Oberschleissheim | 5,101.16 mi (8,209.52 km) |
| Muskogee to Oberstdorf | 5,086.61 mi (8,186.10 km) |
| Muskogee to Obertraubling | 5,094.12 mi (8,198.19 km) |
| Muskogee to Obertshausen | 4,928.04 mi (7,930.91 km) |
| Muskogee to Oberursel | 4,913.35 mi (7,907.28 km) |
| Muskogee to Ochsenfurt | 4,989.65 mi (8,030.06 km) |
| Muskogee to Ochsenhausen | 5,047.62 mi (8,123.36 km) |
| Muskogee to Ochtrup | 4,787.84 mi (7,705.29 km) |
| Muskogee to Odenthal | 4,828.43 mi (7,770.60 km) |
| Muskogee to Oelde | 4,836.08 mi (7,782.91 km) |
| Muskogee to Oelsnitz | 5,035.05 mi (8,103.14 km) |
| Muskogee to Oer-Erkenschwick | 4,810.78 mi (7,742.20 km) |
