| Poissy to Octeville | 173.09 mi (278.57 km) |
| Poissy to Oignies | 114.51 mi (184.29 km) |
| Poissy to Oissel | 51.70 mi (83.20 km) |
| Poissy to Olivet | 73.92 mi (118.96 km) |
| Poissy to Ollioules | 439.50 mi (707.31 km) |
| Poissy to Olonne-sur-Mer | 242.50 mi (390.26 km) |
| Poissy to Oloron-Sainte-Marie | 416.10 mi (669.64 km) |
| Poissy to Onet Village | 316.40 mi (509.19 km) |
| Poissy to Onnaing | 122.37 mi (196.93 km) |
| Poissy to Orange | 356.09 mi (573.07 km) |
| Poissy to Orchies | 119.45 mi (192.23 km) |
| Poissy to Orleans | 71.23 mi (114.63 km) |
| Poissy to Orly | 20.34 mi (32.73 km) |
| Poissy to Ormesson-sur-Marne | 24.50 mi (39.42 km) |
| Poissy to Orsay | 17.24 mi (27.74 km) |
