| Walnut to Octeville | 5,464.68 mi (8,794.55 km) |
| Walnut to Oignies | 5,577.60 mi (8,976.27 km) |
| Walnut to Oissel | 5,569.37 mi (8,963.03 km) |
| Walnut to Olivet | 5,666.10 mi (9,118.71 km) |
| Walnut to Ollioules | 6,031.79 mi (9,707.22 km) |
| Walnut to Olonne-sur-Mer | 5,600.13 mi (9,012.54 km) |
| Walnut to Oloron-Sainte-Marie | 5,796.27 mi (9,328.20 km) |
| Walnut to Onet Village | 5,857.34 mi (9,426.48 km) |
| Walnut to Onnaing | 5,600.62 mi (9,013.33 km) |
| Walnut to Orange | 5,946.11 mi (9,569.34 km) |
| Walnut to Orchies | 5,585.26 mi (8,988.61 km) |
| Walnut to Orleans | 5,664.55 mi (9,116.21 km) |
| Walnut to Orly | 5,640.62 mi (9,077.71 km) |
| Walnut to Ormesson-sur-Marne | 5,643.41 mi (9,082.20 km) |
| Walnut to Orsay | 5,636.03 mi (9,070.31 km) |
