| Citrus to Octeville | 5,461.09 mi (8,788.77 km) |
| Citrus to Oignies | 5,573.79 mi (8,970.14 km) |
| Citrus to Oissel | 5,565.70 mi (8,957.12 km) |
| Citrus to Olivet | 5,662.49 mi (9,112.89 km) |
| Citrus to Ollioules | 6,028.29 mi (9,701.59 km) |
| Citrus to Olonne-sur-Mer | 5,596.75 mi (9,007.09 km) |
| Citrus to Oloron-Sainte-Marie | 5,793.05 mi (9,323.02 km) |
| Citrus to Onet Village | 5,853.91 mi (9,420.96 km) |
| Citrus to Onnaing | 5,596.79 mi (9,007.17 km) |
| Citrus to Orange | 5,942.60 mi (9,563.70 km) |
| Citrus to Orchies | 5,581.45 mi (8,982.47 km) |
| Citrus to Orleans | 5,660.93 mi (9,110.39 km) |
| Citrus to Orly | 5,636.94 mi (9,071.78 km) |
| Citrus to Ormesson-sur-Marne | 5,639.72 mi (9,076.25 km) |
| Citrus to Orsay | 5,632.35 mi (9,064.39 km) |
