| Safety Harbor to Oberkirch | 4,828.48 mi (7,770.69 km) |
| Safety Harbor to Obernburg am Main | 4,842.40 mi (7,793.10 km) |
| Safety Harbor to Obernkirchen | 4,784.76 mi (7,700.32 km) |
| Safety Harbor to Oberschleissheim | 4,984.60 mi (8,021.93 km) |
| Safety Harbor to Oberstdorf | 4,951.02 mi (7,967.89 km) |
| Safety Harbor to Obertraubling | 4,991.08 mi (8,032.36 km) |
| Safety Harbor to Obertshausen | 4,824.17 mi (7,763.75 km) |
| Safety Harbor to Oberursel | 4,810.29 mi (7,741.41 km) |
| Safety Harbor to Ochsenfurt | 4,885.70 mi (7,862.77 km) |
| Safety Harbor to Ochsenhausen | 4,919.91 mi (7,917.83 km) |
| Safety Harbor to Ochtrup | 4,708.82 mi (7,578.12 km) |
| Safety Harbor to Odenthal | 4,731.08 mi (7,613.94 km) |
| Safety Harbor to Oelde | 4,755.66 mi (7,653.50 km) |
| Safety Harbor to Oelsnitz | 4,953.02 mi (7,971.12 km) |
| Safety Harbor to Oer-Erkenschwick | 4,723.37 mi (7,601.53 km) |
