| Fair Oaks to Orbetello | 4,424.63 mi (7,120.76 km) |
| Fair Oaks to Oria | 4,777.46 mi (7,688.57 km) |
| Fair Oaks to Oristano | 4,393.89 mi (7,071.29 km) |
| Fair Oaks to Orta Nova | 4,662.07 mi (7,502.88 km) |
| Fair Oaks to Orte | 4,475.55 mi (7,202.71 km) |
| Fair Oaks to Ortona | 4,567.44 mi (7,350.59 km) |
| Fair Oaks to Orvieto | 4,454.42 mi (7,168.70 km) |
| Fair Oaks to Orzinuovi | 4,269.65 mi (6,871.34 km) |
| Fair Oaks to Osimo | 4,487.20 mi (7,221.45 km) |
| Fair Oaks to Ospitaletto | 4,270.59 mi (6,872.85 km) |
| Fair Oaks to Ostuni | 4,766.30 mi (7,670.62 km) |
| Fair Oaks to Ottaviano | 4,625.69 mi (7,444.33 km) |
| Fair Oaks to Ovada | 4,238.69 mi (6,821.51 km) |
| Fair Oaks to Ozieri | 4,389.40 mi (7,064.05 km) |
| Fair Oaks to Paceco | 4,644.61 mi (7,474.78 km) |
