| Guilherand to Oignies | 392.26 mi (631.28 km) |
| Guilherand to Oissel | 352.53 mi (567.35 km) |
| Guilherand to Olivet | 247.04 mi (397.58 km) |
| Guilherand to Ollioules | 133.09 mi (214.19 km) |
| Guilherand to Olonne-sur-Mer | 339.01 mi (545.59 km) |
| Guilherand to Oloron-Sainte-Marie | 297.43 mi (478.67 km) |
| Guilherand to Onet Village | 118.81 mi (191.20 km) |
| Guilherand to Onnaing | 381.43 mi (613.85 km) |
| Guilherand to Orange | 55.10 mi (88.67 km) |
| Guilherand to Orchies | 390.21 mi (627.98 km) |
| Guilherand to Orleans | 248.98 mi (400.69 km) |
| Guilherand to Orly | 288.13 mi (463.69 km) |
| Guilherand to Ormesson-sur-Marne | 288.05 mi (463.58 km) |
| Guilherand to Orsay | 289.38 mi (465.71 km) |
| Guilherand to Orthez | 296.83 mi (477.71 km) |
