| Yorba Linda to Octeville | 5,469.74 mi (8,802.69 km) |
| Yorba Linda to Oignies | 5,583.11 mi (8,985.15 km) |
| Yorba Linda to Oissel | 5,574.60 mi (8,971.45 km) |
| Yorba Linda to Olivet | 5,671.20 mi (9,126.92 km) |
| Yorba Linda to Ollioules | 6,036.64 mi (9,715.04 km) |
| Yorba Linda to Olonne-sur-Mer | 5,604.76 mi (9,020.00 km) |
| Yorba Linda to Oloron-Sainte-Marie | 5,800.55 mi (9,335.09 km) |
| Yorba Linda to Onet Village | 5,862.06 mi (9,434.07 km) |
| Yorba Linda to Onnaing | 5,606.17 mi (9,022.26 km) |
| Yorba Linda to Orange | 5,951.00 mi (9,577.21 km) |
| Yorba Linda to Orchies | 5,590.80 mi (8,997.53 km) |
| Yorba Linda to Orleans | 5,669.66 mi (9,124.43 km) |
| Yorba Linda to Orly | 5,645.88 mi (9,086.16 km) |
| Yorba Linda to Ormesson-sur-Marne | 5,648.69 mi (9,090.68 km) |
| Yorba Linda to Orsay | 5,641.26 mi (9,078.73 km) |
