| Fairborn to Orbetello | 4,673.75 mi (7,521.68 km) |
| Fairborn to Oria | 5,021.19 mi (8,080.83 km) |
| Fairborn to Oristano | 4,658.53 mi (7,497.18 km) |
| Fairborn to Orta Nova | 4,906.61 mi (7,896.43 km) |
| Fairborn to Orte | 4,722.26 mi (7,599.74 km) |
| Fairborn to Ortona | 4,810.52 mi (7,741.78 km) |
| Fairborn to Orvieto | 4,700.58 mi (7,564.86 km) |
| Fairborn to Orzinuovi | 4,508.19 mi (7,255.24 km) |
| Fairborn to Osimo | 4,727.34 mi (7,607.91 km) |
| Fairborn to Ospitaletto | 4,508.16 mi (7,255.19 km) |
| Fairborn to Ostuni | 5,009.21 mi (8,061.55 km) |
| Fairborn to Ottaviano | 4,874.78 mi (7,845.20 km) |
| Fairborn to Ovada | 4,483.08 mi (7,214.81 km) |
| Fairborn to Ozieri | 4,650.51 mi (7,484.27 km) |
| Fairborn to Paceco | 4,908.93 mi (7,900.16 km) |
