| Altamonte Springs to Oberkirch | 4,740.57 mi (7,629.20 km) |
| Altamonte Springs to Obernburg am Main | 4,755.18 mi (7,652.72 km) |
| Altamonte Springs to Obernkirchen | 4,698.73 mi (7,561.87 km) |
| Altamonte Springs to Oberschleissheim | 4,896.94 mi (7,880.86 km) |
| Altamonte Springs to Oberstdorf | 4,862.87 mi (7,826.04 km) |
| Altamonte Springs to Obertraubling | 4,903.80 mi (7,891.90 km) |
| Altamonte Springs to Obertshausen | 4,737.01 mi (7,623.49 km) |
| Altamonte Springs to Oberursel | 4,723.17 mi (7,601.21 km) |
| Altamonte Springs to Ochsenfurt | 4,798.48 mi (7,722.41 km) |
| Altamonte Springs to Ochsenhausen | 4,832.00 mi (7,776.35 km) |
| Altamonte Springs to Ochtrup | 4,622.56 mi (7,439.29 km) |
| Altamonte Springs to Odenthal | 4,644.21 mi (7,474.13 km) |
| Altamonte Springs to Oelde | 4,669.30 mi (7,514.51 km) |
| Altamonte Springs to Oelsnitz | 4,866.42 mi (7,831.74 km) |
| Altamonte Springs to Oer-Erkenschwick | 4,636.82 mi (7,462.23 km) |
