| Canton to Octeville | 3,742.98 mi (6,023.75 km) |
| Canton to Oignies | 3,906.38 mi (6,286.71 km) |
| Canton to Oissel | 3,863.03 mi (6,216.94 km) |
| Canton to Olivet | 3,940.63 mi (6,341.84 km) |
| Canton to Ollioules | 4,264.78 mi (6,863.51 km) |
| Canton to Olonne-sur-Mer | 3,825.23 mi (6,156.12 km) |
| Canton to Oloron-Sainte-Marie | 3,979.36 mi (6,404.16 km) |
| Canton to Onet Village | 4,081.80 mi (6,569.02 km) |
| Canton to Onnaing | 3,932.80 mi (6,329.22 km) |
| Canton to Orange | 4,185.14 mi (6,735.34 km) |
| Canton to Orchies | 3,916.16 mi (6,302.45 km) |
| Canton to Orleans | 3,939.80 mi (6,340.49 km) |
| Canton to Orly | 3,934.03 mi (6,331.21 km) |
| Canton to Ormesson-sur-Marne | 3,938.70 mi (6,338.73 km) |
| Canton to Orsay | 3,927.02 mi (6,319.92 km) |
