| Ladera Ranch to Octeville | 5,484.24 mi (8,826.03 km) |
| Ladera Ranch to Oignies | 5,598.52 mi (9,009.95 km) |
| Ladera Ranch to Oissel | 5,589.44 mi (8,995.33 km) |
| Ladera Ranch to Olivet | 5,685.79 mi (9,150.40 km) |
| Ladera Ranch to Ollioules | 6,050.73 mi (9,737.72 km) |
| Ladera Ranch to Olonne-sur-Mer | 5,618.41 mi (9,041.95 km) |
| Ladera Ranch to Oloron-Sainte-Marie | 5,813.48 mi (9,355.89 km) |
| Ladera Ranch to Onet Village | 5,875.86 mi (9,456.29 km) |
| Ladera Ranch to Onnaing | 5,621.65 mi (9,047.18 km) |
| Ladera Ranch to Orange | 5,965.15 mi (9,599.98 km) |
| Ladera Ranch to Orchies | 5,606.25 mi (9,022.39 km) |
| Ladera Ranch to Orleans | 5,684.26 mi (9,147.93 km) |
| Ladera Ranch to Orly | 5,660.77 mi (9,110.13 km) |
| Ladera Ranch to Ormesson-sur-Marne | 5,663.61 mi (9,114.70 km) |
| Ladera Ranch to Orsay | 5,656.10 mi (9,102.62 km) |
