| Hitchin to Octeville | 170.95 mi (275.12 km) |
| Hitchin to Oignies | 174.74 mi (281.21 km) |
| Hitchin to Oissel | 189.79 mi (305.44 km) |
| Hitchin to Olivet | 298.34 mi (480.14 km) |
| Hitchin to Ollioules | 671.78 mi (1,081.12 km) |
| Hitchin to Olonne-sur-Mer | 379.83 mi (611.27 km) |
| Hitchin to Oloron-Sainte-Marie | 604.95 mi (973.57 km) |
| Hitchin to Onet Village | 540.23 mi (869.41 km) |
| Hitchin to Onnaing | 199.66 mi (321.32 km) |
| Hitchin to Orange | 588.23 mi (946.66 km) |
| Hitchin to Orchies | 183.43 mi (295.19 km) |
| Hitchin to Orleans | 295.93 mi (476.26 km) |
| Hitchin to Orly | 250.76 mi (403.55 km) |
| Hitchin to Ormesson-sur-Marne | 251.29 mi (404.41 km) |
| Hitchin to Orsay | 249.50 mi (401.53 km) |
