| Birstonas to Octeville | 1,134.48 mi (1,825.78 km) |
| Birstonas to Oignies | 924.61 mi (1,488.01 km) |
| Birstonas to Oissel | 1,035.76 mi (1,666.89 km) |
| Birstonas to Olivet | 1,058.16 mi (1,702.95 km) |
| Birstonas to Ollioules | 1,137.98 mi (1,831.41 km) |
| Birstonas to Olonne-sur-Mer | 1,251.98 mi (2,014.87 km) |
| Birstonas to Oloron-Sainte-Marie | 1,356.92 mi (2,183.75 km) |
| Birstonas to Onet Village | 1,185.97 mi (1,908.64 km) |
| Birstonas to Onnaing | 903.27 mi (1,453.67 km) |
| Birstonas to Orange | 1,120.37 mi (1,803.06 km) |
| Birstonas to Orchies | 914.55 mi (1,471.82 km) |
| Birstonas to Orleans | 1,056.34 mi (1,700.01 km) |
| Birstonas to Orly | 1,006.00 mi (1,619.00 km) |
| Birstonas to Ormesson-sur-Marne | 998.84 mi (1,607.48 km) |
| Birstonas to Orsay | 1,015.61 mi (1,634.47 km) |
