| Ilkeston to Octeville | 231.50 mi (372.57 km) |
| Ilkeston to Oignies | 252.50 mi (406.36 km) |
| Ilkeston to Oissel | 271.43 mi (436.82 km) |
| Ilkeston to Olivet | 380.01 mi (611.57 km) |
| Ilkeston to Ollioules | 754.53 mi (1,214.30 km) |
| Ilkeston to Olonne-sur-Mer | 445.09 mi (716.30 km) |
| Ilkeston to Oloron-Sainte-Marie | 676.28 mi (1,088.37 km) |
| Ilkeston to Onet Village | 620.43 mi (998.49 km) |
| Ilkeston to Onnaing | 275.67 mi (443.64 km) |
| Ilkeston to Orange | 670.78 mi (1,079.52 km) |
| Ilkeston to Orchies | 260.15 mi (418.68 km) |
| Ilkeston to Orleans | 377.65 mi (607.77 km) |
| Ilkeston to Orly | 333.61 mi (536.90 km) |
| Ilkeston to Ormesson-sur-Marne | 334.18 mi (537.81 km) |
| Ilkeston to Orsay | 332.23 mi (534.67 km) |
