| Walthamstow to Octeville | 152.78 mi (245.88 km) |
| Walthamstow to Oignies | 151.95 mi (244.55 km) |
| Walthamstow to Oissel | 162.45 mi (261.44 km) |
| Walthamstow to Olivet | 270.96 mi (436.07 km) |
| Walthamstow to Ollioules | 644.36 mi (1,036.99 km) |
| Walthamstow to Olonne-sur-Mer | 357.65 mi (575.58 km) |
| Walthamstow to Oloron-Sainte-Marie | 580.32 mi (933.94 km) |
| Walthamstow to Onet Village | 513.11 mi (825.77 km) |
| Walthamstow to Onnaing | 177.76 mi (286.08 km) |
| Walthamstow to Orange | 560.77 mi (902.46 km) |
| Walthamstow to Orchies | 161.24 mi (259.50 km) |
| Walthamstow to Orleans | 268.54 mi (432.18 km) |
| Walthamstow to Orly | 223.40 mi (359.53 km) |
| Walthamstow to Ormesson-sur-Marne | 224.02 mi (360.52 km) |
| Walthamstow to Orsay | 222.06 mi (357.37 km) |
