| Excelsior Springs to Oberkirch | 4,736.27 mi (7,622.28 km) |
| Excelsior Springs to Obernburg am Main | 4,722.15 mi (7,599.56 km) |
| Excelsior Springs to Obernkirchen | 4,623.86 mi (7,441.39 km) |
| Excelsior Springs to Oberschleissheim | 4,875.94 mi (7,847.06 km) |
| Excelsior Springs to Oberstdorf | 4,864.09 mi (7,828.00 km) |
| Excelsior Springs to Obertraubling | 4,867.12 mi (7,832.87 km) |
| Excelsior Springs to Obertshausen | 4,701.87 mi (7,566.93 km) |
| Excelsior Springs to Oberursel | 4,687.15 mi (7,543.23 km) |
| Excelsior Springs to Ochsenfurt | 4,763.22 mi (7,665.66 km) |
| Excelsior Springs to Ochsenhausen | 4,824.17 mi (7,763.76 km) |
| Excelsior Springs to Ochtrup | 4,559.04 mi (7,337.07 km) |
| Excelsior Springs to Odenthal | 4,601.84 mi (7,405.94 km) |
| Excelsior Springs to Oelde | 4,607.25 mi (7,414.65 km) |
| Excelsior Springs to Oelsnitz | 4,805.59 mi (7,733.85 km) |
| Excelsior Springs to Oer-Erkenschwick | 4,582.96 mi (7,375.57 km) |
