| Laguna Hills to Orbetello | 6,269.00 mi (10,088.98 km) |
| Laguna Hills to Oria | 6,579.79 mi (10,589.16 km) |
| Laguna Hills to Oristano | 6,310.53 mi (10,155.81 km) |
| Laguna Hills to Orta Nova | 6,473.83 mi (10,418.62 km) |
| Laguna Hills to Orte | 6,306.36 mi (10,149.10 km) |
| Laguna Hills to Ortona | 6,376.82 mi (10,262.50 km) |
| Laguna Hills to Orvieto | 6,283.68 mi (10,112.60 km) |
| Laguna Hills to Orzinuovi | 6,072.63 mi (9,772.96 km) |
| Laguna Hills to Osimo | 6,286.67 mi (10,117.41 km) |
| Laguna Hills to Ospitaletto | 6,069.04 mi (9,767.18 km) |
| Laguna Hills to Ostuni | 6,565.22 mi (10,565.69 km) |
| Laguna Hills to Ottaviano | 6,460.73 mi (10,397.54 km) |
| Laguna Hills to Ovada | 6,070.01 mi (9,768.73 km) |
| Laguna Hills to Ozieri | 6,290.23 mi (10,123.14 km) |
| Laguna Hills to Paceco | 6,550.18 mi (10,541.50 km) |
