| Crossville to Oberkirch | 4,542.35 mi (7,310.21 km) |
| Crossville to Obernburg am Main | 4,542.84 mi (7,310.99 km) |
| Crossville to Obernkirchen | 4,465.33 mi (7,186.26 km) |
| Crossville to Oberschleissheim | 4,691.95 mi (7,550.97 km) |
| Crossville to Oberstdorf | 4,668.63 mi (7,513.44 km) |
| Crossville to Obertraubling | 4,691.12 mi (7,549.63 km) |
| Crossville to Obertshausen | 4,523.45 mi (7,279.79 km) |
| Crossville to Oberursel | 4,509.03 mi (7,256.58 km) |
| Crossville to Ochsenfurt | 4,585.47 mi (7,379.60 km) |
| Crossville to Ochsenhausen | 4,632.93 mi (7,455.99 km) |
| Crossville to Ochtrup | 4,393.90 mi (7,071.30 km) |
| Crossville to Odenthal | 4,426.14 mi (7,123.18 km) |
| Crossville to Oelde | 4,441.84 mi (7,148.45 km) |
| Crossville to Oelsnitz | 4,641.53 mi (7,469.82 km) |
| Crossville to Oer-Erkenschwick | 4,413.03 mi (7,102.09 km) |
