| Birstall to Octeville | 283.64 mi (456.47 km) |
| Birstall to Oignies | 299.59 mi (482.15 km) |
| Birstall to Oissel | 325.50 mi (523.84 km) |
| Birstall to Olivet | 434.10 mi (698.62 km) |
| Birstall to Ollioules | 807.68 mi (1,299.83 km) |
| Birstall to Olonne-sur-Mer | 497.21 mi (800.19 km) |
| Birstall to Oloron-Sainte-Marie | 729.67 mi (1,174.29 km) |
| Birstall to Onet Village | 674.90 mi (1,086.15 km) |
| Birstall to Onnaing | 321.21 mi (516.94 km) |
| Birstall to Orange | 724.27 mi (1,165.59 km) |
| Birstall to Orchies | 306.41 mi (493.11 km) |
| Birstall to Orleans | 431.72 mi (694.79 km) |
| Birstall to Orly | 386.52 mi (622.05 km) |
| Birstall to Ormesson-sur-Marne | 386.81 mi (622.51 km) |
| Birstall to Orsay | 385.48 mi (620.37 km) |
