| Holborn to Octeville | 147.03 mi (236.62 km) |
| Holborn to Oignies | 153.39 mi (246.85 km) |
| Holborn to Oissel | 159.58 mi (256.83 km) |
| Holborn to Olivet | 268.17 mi (431.58 km) |
| Holborn to Ollioules | 642.31 mi (1,033.71 km) |
| Holborn to Olonne-sur-Mer | 352.46 mi (567.24 km) |
| Holborn to Oloron-Sainte-Marie | 575.74 mi (926.57 km) |
| Holborn to Onet Village | 509.89 mi (820.58 km) |
| Holborn to Onnaing | 179.48 mi (288.84 km) |
| Holborn to Orange | 558.53 mi (898.86 km) |
| Holborn to Orchies | 162.89 mi (262.14 km) |
| Holborn to Orleans | 265.78 mi (427.73 km) |
| Holborn to Orly | 221.61 mi (356.65 km) |
| Holborn to Ormesson-sur-Marne | 222.41 mi (357.94 km) |
| Holborn to Orsay | 220.02 mi (354.09 km) |
