| Leigh to Octeville | 270.04 mi (434.58 km) |
| Leigh to Oignies | 314.05 mi (505.41 km) |
| Leigh to Oissel | 326.38 mi (525.25 km) |
| Leigh to Olivet | 434.40 mi (699.10 km) |
| Leigh to Ollioules | 811.00 mi (1,305.18 km) |
| Leigh to Olonne-sur-Mer | 482.11 mi (775.87 km) |
| Leigh to Oloron-Sainte-Marie | 717.19 mi (1,154.21 km) |
| Leigh to Onet Village | 671.78 mi (1,081.13 km) |
| Leigh to Onnaing | 337.37 mi (542.95 km) |
| Leigh to Orange | 726.57 mi (1,169.31 km) |
| Leigh to Orchies | 321.81 mi (517.90 km) |
| Leigh to Orleans | 432.15 mi (695.47 km) |
| Leigh to Orly | 391.17 mi (629.53 km) |
| Leigh to Ormesson-sur-Marne | 392.17 mi (631.13 km) |
| Leigh to Orsay | 389.16 mi (626.29 km) |
