| Aliso Viejo to Octeville | 5,485.54 mi (8,828.13 km) |
| Aliso Viejo to Oignies | 5,599.58 mi (9,011.65 km) |
| Aliso Viejo to Oissel | 5,590.65 mi (8,997.29 km) |
| Aliso Viejo to Olivet | 5,687.07 mi (9,152.46 km) |
| Aliso Viejo to Ollioules | 6,052.15 mi (9,739.99 km) |
| Aliso Viejo to Olonne-sur-Mer | 5,619.93 mi (9,044.41 km) |
| Aliso Viejo to Oloron-Sainte-Marie | 5,815.18 mi (9,358.63 km) |
| Aliso Viejo to Onet Village | 5,877.35 mi (9,458.68 km) |
| Aliso Viejo to Onnaing | 5,622.69 mi (9,048.85 km) |
| Aliso Viejo to Orange | 5,966.54 mi (9,602.22 km) |
| Aliso Viejo to Orchies | 5,607.30 mi (9,024.07 km) |
| Aliso Viejo to Orleans | 5,685.54 mi (9,149.99 km) |
| Aliso Viejo to Orly | 5,661.97 mi (9,112.06 km) |
| Aliso Viejo to Ormesson-sur-Marne | 5,664.80 mi (9,116.61 km) |
| Aliso Viejo to Orsay | 5,657.32 mi (9,104.57 km) |
