| East Islip to Octeville | 3,404.39 mi (5,478.83 km) |
| East Islip to Oignies | 3,578.91 mi (5,759.70 km) |
| East Islip to Oissel | 3,526.71 mi (5,675.69 km) |
| East Islip to Olivet | 3,597.88 mi (5,790.23 km) |
| East Islip to Ollioules | 3,906.71 mi (6,287.25 km) |
| East Islip to Olonne-sur-Mer | 3,470.58 mi (5,585.36 km) |
| East Islip to Oloron-Sainte-Marie | 3,611.33 mi (5,811.87 km) |
| East Islip to Onet Village | 3,723.68 mi (5,992.69 km) |
| East Islip to Onnaing | 3,605.78 mi (5,802.95 km) |
| East Islip to Orange | 3,829.60 mi (6,163.15 km) |
| East Islip to Orchies | 3,589.09 mi (5,776.08 km) |
| East Islip to Orleans | 3,597.25 mi (5,789.22 km) |
| East Islip to Orly | 3,596.50 mi (5,788.01 km) |
| East Islip to Ormesson-sur-Marne | 3,601.61 mi (5,796.22 km) |
| East Islip to Orsay | 3,588.94 mi (5,775.84 km) |
