| Estero to Octeville | 4,422.36 mi (7,117.10 km) |
| Estero to Oignies | 4,610.69 mi (7,420.19 km) |
| Estero to Oissel | 4,546.51 mi (7,316.89 km) |
| Estero to Olivet | 4,606.51 mi (7,413.47 km) |
| Estero to Ollioules | 4,881.98 mi (7,856.78 km) |
| Estero to Olonne-sur-Mer | 4,459.79 mi (7,177.33 km) |
| Estero to Oloron-Sainte-Marie | 4,569.22 mi (7,353.45 km) |
| Estero to Onet Village | 4,701.78 mi (7,566.78 km) |
| Estero to Onnaing | 4,637.87 mi (7,463.92 km) |
| Estero to Orange | 4,811.30 mi (7,743.05 km) |
| Estero to Orchies | 4,621.29 mi (7,437.25 km) |
| Estero to Orleans | 4,606.23 mi (7,413.02 km) |
| Estero to Orly | 4,613.52 mi (7,424.74 km) |
| Estero to Ormesson-sur-Marne | 4,619.23 mi (7,433.93 km) |
| Estero to Orsay | 4,605.21 mi (7,411.38 km) |
