| Santa Clarita to Octeville | 5,464.73 mi (8,794.64 km) |
| Santa Clarita to Oignies | 5,575.55 mi (8,972.98 km) |
| Santa Clarita to Oissel | 5,568.65 mi (8,961.87 km) |
| Santa Clarita to Olivet | 5,665.94 mi (9,118.44 km) |
| Santa Clarita to Ollioules | 6,032.70 mi (9,708.69 km) |
| Santa Clarita to Olonne-sur-Mer | 5,602.09 mi (9,015.69 km) |
| Santa Clarita to Oloron-Sainte-Marie | 5,799.76 mi (9,333.81 km) |
| Santa Clarita to Onet Village | 5,858.90 mi (9,428.99 km) |
| Santa Clarita to Onnaing | 5,598.40 mi (9,009.76 km) |
| Santa Clarita to Orange | 5,946.91 mi (9,570.63 km) |
| Santa Clarita to Orchies | 5,583.13 mi (8,985.17 km) |
| Santa Clarita to Orleans | 5,664.36 mi (9,115.91 km) |
| Santa Clarita to Orly | 5,639.78 mi (9,076.34 km) |
| Santa Clarita to Ormesson-sur-Marne | 5,642.49 mi (9,080.71 km) |
| Santa Clarita to Orsay | 5,635.28 mi (9,069.11 km) |
