| Pearl to Orbetello | 5,267.06 mi (8,476.52 km) |
| Pearl to Oria | 5,618.19 mi (9,041.61 km) |
| Pearl to Oristano | 5,240.06 mi (8,433.06 km) |
| Pearl to Orta Nova | 5,503.04 mi (8,856.29 km) |
| Pearl to Orte | 5,317.19 mi (8,557.20 km) |
| Pearl to Ortona | 5,407.80 mi (8,703.01 km) |
| Pearl to Orvieto | 5,295.86 mi (8,522.86 km) |
| Pearl to Orzinuovi | 5,107.94 mi (8,220.44 km) |
| Pearl to Osimo | 5,326.32 mi (8,571.89 km) |
| Pearl to Ospitaletto | 5,108.46 mi (8,221.27 km) |
| Pearl to Ostuni | 5,606.72 mi (9,023.14 km) |
| Pearl to Ottaviano | 5,468.22 mi (8,800.25 km) |
| Pearl to Ovada | 5,079.33 mi (8,174.40 km) |
| Pearl to Ozieri | 5,234.96 mi (8,424.85 km) |
| Pearl to Paceco | 5,490.80 mi (8,836.59 km) |
