| Amherst to Octeville | 3,752.94 mi (6,039.77 km) |
| Amherst to Oignies | 3,913.76 mi (6,298.58 km) |
| Amherst to Oissel | 3,872.37 mi (6,231.97 km) |
| Amherst to Olivet | 3,951.34 mi (6,359.07 km) |
| Amherst to Ollioules | 4,278.84 mi (6,886.13 km) |
| Amherst to Olonne-sur-Mer | 3,838.81 mi (6,177.97 km) |
| Amherst to Oloron-Sainte-Marie | 3,996.14 mi (6,431.17 km) |
| Amherst to Onet Village | 4,096.01 mi (6,591.89 km) |
| Amherst to Onnaing | 3,940.05 mi (6,340.90 km) |
| Amherst to Orange | 4,198.65 mi (6,757.07 km) |
| Amherst to Orchies | 3,923.44 mi (6,314.17 km) |
| Amherst to Orleans | 3,950.46 mi (6,357.65 km) |
| Amherst to Orly | 3,943.57 mi (6,346.56 km) |
| Amherst to Ormesson-sur-Marne | 3,948.14 mi (6,353.92 km) |
| Amherst to Orsay | 3,936.69 mi (6,335.48 km) |
