| Santa Clara to Octeville | 5,411.53 mi (8,709.02 km) |
| Santa Clara to Oignies | 5,509.17 mi (8,866.15 km) |
| Santa Clara to Oissel | 5,510.35 mi (8,868.06 km) |
| Santa Clara to Olivet | 5,610.80 mi (9,029.71 km) |
| Santa Clara to Ollioules | 5,983.12 mi (9,628.90 km) |
| Santa Clara to Olonne-sur-Mer | 5,560.18 mi (8,948.25 km) |
| Santa Clara to Oloron-Sainte-Marie | 5,766.75 mi (9,280.69 km) |
| Santa Clara to Onet Village | 5,813.80 mi (9,356.41 km) |
| Santa Clara to Onnaing | 5,530.94 mi (8,901.18 km) |
| Santa Clara to Orange | 5,896.87 mi (9,490.09 km) |
| Santa Clara to Orchies | 5,516.17 mi (8,877.41 km) |
| Santa Clara to Orleans | 5,609.08 mi (9,026.94 km) |
| Santa Clara to Orly | 5,580.53 mi (8,981.00 km) |
| Santa Clara to Ormesson-sur-Marne | 5,582.77 mi (8,984.60 km) |
| Santa Clara to Orsay | 5,576.66 mi (8,974.77 km) |
