| Menlo Park to Octeville | 5,411.88 mi (8,709.57 km) |
| Menlo Park to Oignies | 5,508.87 mi (8,865.67 km) |
| Menlo Park to Oissel | 5,510.44 mi (8,868.20 km) |
| Menlo Park to Olivet | 5,611.03 mi (9,030.08 km) |
| Menlo Park to Ollioules | 5,983.56 mi (9,629.61 km) |
| Menlo Park to Olonne-sur-Mer | 5,561.04 mi (8,949.62 km) |
| Menlo Park to Oloron-Sainte-Marie | 5,768.00 mi (9,282.69 km) |
| Menlo Park to Onet Village | 5,814.47 mi (9,357.49 km) |
| Menlo Park to Onnaing | 5,530.58 mi (8,900.61 km) |
| Menlo Park to Orange | 5,897.30 mi (9,490.78 km) |
| Menlo Park to Orchies | 5,515.84 mi (8,876.88 km) |
| Menlo Park to Orleans | 5,609.30 mi (9,027.29 km) |
| Menlo Park to Orly | 5,580.56 mi (8,981.05 km) |
| Menlo Park to Ormesson-sur-Marne | 5,582.78 mi (8,984.61 km) |
| Menlo Park to Orsay | 5,576.73 mi (8,974.88 km) |
