| McFarland to Orbetello | 6,200.15 mi (9,978.18 km) |
| McFarland to Oria | 6,503.85 mi (10,466.93 km) |
| McFarland to Oristano | 6,250.22 mi (10,058.76 km) |
| McFarland to Orta Nova | 6,399.72 mi (10,299.36 km) |
| McFarland to Orte | 6,235.66 mi (10,035.33 km) |
| McFarland to Ortona | 6,303.18 mi (10,143.99 km) |
| McFarland to Orvieto | 6,212.98 mi (9,998.83 km) |
| McFarland to Orzinuovi | 6,000.62 mi (9,657.06 km) |
| McFarland to Osimo | 6,212.62 mi (9,998.24 km) |
| McFarland to Ospitaletto | 5,996.56 mi (9,650.52 km) |
| McFarland to Ostuni | 6,489.00 mi (10,443.03 km) |
| McFarland to Ottaviano | 6,389.38 mi (10,282.71 km) |
| McFarland to Ovada | 6,001.16 mi (9,657.94 km) |
| McFarland to Ozieri | 6,228.05 mi (10,023.08 km) |
| McFarland to Paceco | 6,486.76 mi (10,439.43 km) |
