| Aliso Viejo to Oswego (Illinois) | 1,693.12 mi (2,724.81 km) |
| Aliso Viejo to Oswego (New York) | 2,304.80 mi (3,709.22 km) |
| Aliso Viejo to Otsego (Minnesota) | 1,510.11 mi (2,430.29 km) |
| Aliso Viejo to Ottawa (Illinois) | 1,664.42 mi (2,678.62 km) |
| Aliso Viejo to Ottawa (Kansas) | 1,297.69 mi (2,088.43 km) |
| Aliso Viejo to Ottumwa (Iowa) | 1,476.59 mi (2,376.35 km) |
| Aliso Viejo to Overland (Missouri) | 1,560.81 mi (2,511.89 km) |
| Aliso Viejo to Overland Park (Kansas) | 1,331.42 mi (2,142.71 km) |
| Aliso Viejo to Overlea (Maryland) | 2,304.10 mi (3,708.09 km) |
| Aliso Viejo to Oviedo (Florida) | 2,176.71 mi (3,503.08 km) |
| Aliso Viejo to Owasso (Oklahoma) | 1,251.66 mi (2,014.36 km) |
| Aliso Viejo to Owatonna (Minnesota) | 1,497.00 mi (2,409.19 km) |
| Aliso Viejo to Owensboro (Kentucky) | 1,734.44 mi (2,791.30 km) |
| Aliso Viejo to Owings Mills (Maryland) | 2,289.33 mi (3,684.32 km) |
| Aliso Viejo to Owosso (Michigan) | 1,917.29 mi (3,085.59 km) |
