| Ilford to Octeville | 153.43 mi (246.92 km) |
| Ilford to Oignies | 147.06 mi (236.67 km) |
| Ilford to Oissel | 159.34 mi (256.44 km) |
| Ilford to Olivet | 267.75 mi (430.90 km) |
| Ilford to Ollioules | 640.63 mi (1,030.99 km) |
| Ilford to Olonne-sur-Mer | 356.98 mi (574.50 km) |
| Ilford to Oloron-Sainte-Marie | 578.75 mi (931.41 km) |
| Ilford to Onet Village | 510.20 mi (821.08 km) |
| Ilford to Onnaing | 172.84 mi (278.16 km) |
| Ilford to Orange | 557.16 mi (896.66 km) |
| Ilford to Orchies | 156.33 mi (251.59 km) |
| Ilford to Orleans | 265.32 mi (426.99 km) |
| Ilford to Orly | 219.57 mi (353.37 km) |
| Ilford to Ormesson-sur-Marne | 220.09 mi (354.20 km) |
| Ilford to Orsay | 218.38 mi (351.44 km) |
