| Greendale to Octeville | 3,917.31 mi (6,304.30 km) |
| Greendale to Oignies | 4,066.06 mi (6,543.68 km) |
| Greendale to Oissel | 4,033.54 mi (6,491.35 km) |
| Greendale to Olivet | 4,118.21 mi (6,627.62 km) |
| Greendale to Ollioules | 4,459.08 mi (7,176.19 km) |
| Greendale to Olonne-sur-Mer | 4,018.51 mi (6,467.17 km) |
| Greendale to Oloron-Sainte-Marie | 4,188.81 mi (6,741.24 km) |
| Greendale to Onet Village | 4,277.48 mi (6,883.95 km) |
| Greendale to Onnaing | 4,091.70 mi (6,584.95 km) |
| Greendale to Orange | 4,376.76 mi (7,043.71 km) |
| Greendale to Orchies | 4,075.28 mi (6,558.52 km) |
| Greendale to Orleans | 4,117.13 mi (6,625.88 km) |
| Greendale to Orly | 4,105.36 mi (6,606.94 km) |
| Greendale to Ormesson-sur-Marne | 4,109.47 mi (6,613.55 km) |
| Greendale to Orsay | 4,099.06 mi (6,596.80 km) |
