| Plon to Octeville | 601.16 mi (967.47 km) |
| Plon to Oignies | 404.03 mi (650.23 km) |
| Plon to Oissel | 519.06 mi (835.34 km) |
| Plon to Olivet | 570.65 mi (918.37 km) |
| Plon to Ollioules | 789.28 mi (1,270.23 km) |
| Plon to Olonne-sur-Mer | 750.83 mi (1,208.34 km) |
| Plon to Oloron-Sainte-Marie | 907.30 mi (1,460.16 km) |
| Plon to Onet Village | 762.29 mi (1,226.79 km) |
| Plon to Onnaing | 388.56 mi (625.33 km) |
| Plon to Orange | 736.98 mi (1,186.05 km) |
| Plon to Orchies | 395.64 mi (636.73 km) |
| Plon to Orleans | 568.29 mi (914.58 km) |
| Plon to Orly | 508.94 mi (819.05 km) |
| Plon to Ormesson-sur-Marne | 502.49 mi (808.67 km) |
| Plon to Orsay | 517.36 mi (832.61 km) |
