| Arecibo to Octeville | 4,146.28 mi (6,672.79 km) |
| Arecibo to Oignies | 4,356.23 mi (7,010.68 km) |
| Arecibo to Oissel | 4,266.61 mi (6,866.44 km) |
| Arecibo to Olivet | 4,297.19 mi (6,915.66 km) |
| Arecibo to Ollioules | 4,487.00 mi (7,221.13 km) |
| Arecibo to Olonne-sur-Mer | 4,118.95 mi (6,628.80 km) |
| Arecibo to Oloron-Sainte-Marie | 4,161.85 mi (6,697.85 km) |
| Arecibo to Onet Village | 4,323.31 mi (6,957.70 km) |
| Arecibo to Onnaing | 4,382.50 mi (7,052.95 km) |
| Arecibo to Orange | 4,433.07 mi (7,134.33 km) |
| Arecibo to Orchies | 4,367.26 mi (7,028.42 km) |
| Arecibo to Orleans | 4,297.71 mi (6,916.49 km) |
| Arecibo to Orly | 4,322.84 mi (6,956.94 km) |
| Arecibo to Ormesson-sur-Marne | 4,329.61 mi (6,967.83 km) |
| Arecibo to Orsay | 4,313.33 mi (6,941.64 km) |
