| Apopka to Oberkirch | 4,744.50 mi (7,635.53 km) |
| Apopka to Obernburg am Main | 4,758.89 mi (7,658.70 km) |
| Apopka to Obernkirchen | 4,702.10 mi (7,567.30 km) |
| Apopka to Oberschleissheim | 4,900.79 mi (7,887.06 km) |
| Apopka to Oberstdorf | 4,866.88 mi (7,832.49 km) |
| Apopka to Obertraubling | 4,907.53 mi (7,897.91 km) |
| Apopka to Obertshausen | 4,740.71 mi (7,629.43 km) |
| Apopka to Oberursel | 4,726.85 mi (7,607.13 km) |
| Apopka to Ochsenfurt | 4,802.20 mi (7,728.39 km) |
| Apopka to Ochsenhausen | 4,835.93 mi (7,782.68 km) |
| Apopka to Ochtrup | 4,626.00 mi (7,444.82 km) |
| Apopka to Odenthal | 4,647.82 mi (7,479.94 km) |
| Apopka to Oelde | 4,672.77 mi (7,520.09 km) |
| Apopka to Oelsnitz | 4,869.95 mi (7,837.43 km) |
| Apopka to Oer-Erkenschwick | 4,640.34 mi (7,467.90 km) |
