| Fall River to Oberkirch | 3,713.47 mi (5,976.25 km) |
| Fall River to Obernburg am Main | 3,719.59 mi (5,986.10 km) |
| Fall River to Obernkirchen | 3,651.83 mi (5,877.05 km) |
| Fall River to Oberschleissheim | 3,866.01 mi (6,221.75 km) |
| Fall River to Oberstdorf | 3,838.59 mi (6,177.61 km) |
| Fall River to Obertraubling | 3,868.36 mi (6,225.52 km) |
| Fall River to Obertshausen | 3,700.68 mi (5,955.67 km) |
| Fall River to Oberursel | 3,686.48 mi (5,932.81 km) |
| Fall River to Ochsenfurt | 3,762.61 mi (6,055.34 km) |
| Fall River to Ochsenhausen | 3,804.57 mi (6,122.87 km) |
| Fall River to Ochtrup | 3,577.83 mi (5,757.96 km) |
| Fall River to Odenthal | 3,605.13 mi (5,801.90 km) |
| Fall River to Oelde | 3,625.29 mi (5,834.34 km) |
| Fall River to Oelsnitz | 3,824.20 mi (6,154.45 km) |
| Fall River to Oer-Erkenschwick | 3,594.64 mi (5,785.01 km) |
