| Indian Trail to Oberkirch | 4,403.42 mi (7,086.61 km) |
| Indian Trail to Obernburg am Main | 4,410.02 mi (7,097.24 km) |
| Indian Trail to Obernkirchen | 4,341.79 mi (6,987.44 km) |
| Indian Trail to Oberschleissheim | 4,556.28 mi (7,332.62 km) |
| Indian Trail to Oberstdorf | 4,528.31 mi (7,287.61 km) |
| Indian Trail to Obertraubling | 4,558.80 mi (7,336.67 km) |
| Indian Trail to Obertshausen | 4,391.12 mi (7,066.83 km) |
| Indian Trail to Oberursel | 4,376.92 mi (7,043.98 km) |
| Indian Trail to Ochsenfurt | 4,453.05 mi (7,166.49 km) |
| Indian Trail to Ochsenhausen | 4,494.58 mi (7,233.32 km) |
| Indian Trail to Ochtrup | 4,268.03 mi (6,868.73 km) |
| Indian Trail to Odenthal | 4,295.58 mi (6,913.06 km) |
| Indian Trail to Oelde | 4,315.54 mi (6,945.19 km) |
| Indian Trail to Oelsnitz | 4,514.52 mi (7,265.42 km) |
| Indian Trail to Oer-Erkenschwick | 4,285.00 mi (6,896.04 km) |
