| Gilroy to Octeville | 5,419.89 mi (8,722.47 km) |
| Gilroy to Oignies | 5,519.05 mi (8,882.06 km) |
| Gilroy to Oissel | 5,519.32 mi (8,882.48 km) |
| Gilroy to Olivet | 5,619.43 mi (9,043.60 km) |
| Gilroy to Ollioules | 5,991.21 mi (9,641.92 km) |
| Gilroy to Olonne-sur-Mer | 5,567.29 mi (8,959.68 km) |
| Gilroy to Oloron-Sainte-Marie | 5,772.89 mi (9,290.57 km) |
| Gilroy to Onet Village | 5,821.33 mi (9,368.53 km) |
| Gilroy to Onnaing | 5,540.95 mi (8,917.30 km) |
| Gilroy to Orange | 5,904.99 mi (9,503.16 km) |
| Gilroy to Orchies | 5,526.12 mi (8,893.43 km) |
| Gilroy to Orleans | 5,617.72 mi (9,040.85 km) |
| Gilroy to Orly | 5,589.62 mi (8,995.63 km) |
| Gilroy to Ormesson-sur-Marne | 5,591.91 mi (8,999.32 km) |
| Gilroy to Orsay | 5,585.68 mi (8,989.29 km) |
