| Eiras to Octeville | 727.61 mi (1,170.97 km) |
| Eiras to Oignies | 895.98 mi (1,441.93 km) |
| Eiras to Oissel | 781.62 mi (1,257.90 km) |
| Eiras to Olivet | 733.73 mi (1,180.82 km) |
| Eiras to Ollioules | 761.97 mi (1,226.26 km) |
| Eiras to Olonne-sur-Mer | 547.88 mi (881.73 km) |
| Eiras to Oloron-Sainte-Marie | 451.56 mi (726.72 km) |
| Eiras to Onet Village | 630.26 mi (1,014.30 km) |
| Eiras to Onnaing | 910.13 mi (1,464.71 km) |
| Eiras to Orange | 727.94 mi (1,171.51 km) |
| Eiras to Orchies | 903.73 mi (1,454.41 km) |
| Eiras to Orleans | 735.80 mi (1,184.16 km) |
| Eiras to Orly | 791.73 mi (1,274.16 km) |
| Eiras to Ormesson-sur-Marne | 798.52 mi (1,285.09 km) |
| Eiras to Orsay | 782.80 mi (1,259.80 km) |
