| Grand Island to Octeville | 4,406.89 mi (7,092.20 km) |
| Grand Island to Oignies | 4,543.64 mi (7,312.28 km) |
| Grand Island to Oissel | 4,519.57 mi (7,273.55 km) |
| Grand Island to Olivet | 4,608.92 mi (7,417.34 km) |
| Grand Island to Ollioules | 4,959.84 mi (7,982.09 km) |
| Grand Island to Olonne-sur-Mer | 4,520.75 mi (7,275.44 km) |
| Grand Island to Oloron-Sainte-Marie | 4,700.73 mi (7,565.10 km) |
| Grand Island to Onet Village | 4,780.06 mi (7,692.76 km) |
| Grand Island to Onnaing | 4,568.50 mi (7,352.29 km) |
| Grand Island to Orange | 4,876.05 mi (7,847.25 km) |
| Grand Island to Orchies | 4,552.36 mi (7,326.32 km) |
| Grand Island to Orleans | 4,607.67 mi (7,415.33 km) |
| Grand Island to Orly | 4,591.55 mi (7,389.38 km) |
| Grand Island to Ormesson-sur-Marne | 4,595.21 mi (7,395.28 km) |
| Grand Island to Orsay | 4,585.82 mi (7,380.16 km) |
