| East Palo Alto to Octeville | 5,410.95 mi (8,708.09 km) |
| East Palo Alto to Oignies | 5,508.02 mi (8,864.30 km) |
| East Palo Alto to Oissel | 5,509.55 mi (8,866.76 km) |
| East Palo Alto to Olivet | 5,610.12 mi (9,028.61 km) |
| East Palo Alto to Ollioules | 5,982.63 mi (9,628.11 km) |
| East Palo Alto to Olonne-sur-Mer | 5,560.06 mi (8,948.04 km) |
| East Palo Alto to Oloron-Sainte-Marie | 5,766.97 mi (9,281.04 km) |
| East Palo Alto to Onet Village | 5,813.51 mi (9,355.94 km) |
| East Palo Alto to Onnaing | 5,529.74 mi (8,899.26 km) |
| East Palo Alto to Orange | 5,896.36 mi (9,489.28 km) |
| East Palo Alto to Orchies | 5,514.99 mi (8,875.52 km) |
| East Palo Alto to Orleans | 5,608.39 mi (9,025.82 km) |
| East Palo Alto to Orly | 5,579.68 mi (8,979.62 km) |
| East Palo Alto to Ormesson-sur-Marne | 5,581.89 mi (8,983.19 km) |
| East Palo Alto to Orsay | 5,575.84 mi (8,973.44 km) |
