| Altus to Octeville | 4,751.28 mi (7,646.45 km) |
| Altus to Oignies | 4,899.37 mi (7,884.77 km) |
| Altus to Oissel | 4,867.48 mi (7,833.46 km) |
| Altus to Olivet | 4,952.15 mi (7,969.71 km) |
| Altus to Ollioules | 5,291.79 mi (8,516.31 km) |
| Altus to Olonne-sur-Mer | 4,851.14 mi (7,807.15 km) |
| Altus to Oloron-Sainte-Marie | 5,018.31 mi (8,076.19 km) |
| Altus to Onet Village | 5,109.90 mi (8,223.59 km) |
| Altus to Onnaing | 4,924.92 mi (7,925.90 km) |
| Altus to Orange | 5,209.77 mi (8,384.32 km) |
| Altus to Orchies | 4,908.53 mi (7,899.52 km) |
| Altus to Orleans | 4,951.07 mi (7,967.98 km) |
| Altus to Orly | 4,939.31 mi (7,949.06 km) |
| Altus to Ormesson-sur-Marne | 4,943.41 mi (7,955.65 km) |
| Altus to Orsay | 4,933.03 mi (7,938.94 km) |
