| Gerpinnes to Oignies | 68.20 mi (109.76 km) |
| Gerpinnes to Oissel | 167.85 mi (270.13 km) |
| Gerpinnes to Olivet | 208.12 mi (334.94 km) |
| Gerpinnes to Ollioules | 501.18 mi (806.57 km) |
| Gerpinnes to Olonne-sur-Mer | 390.13 mi (627.85 km) |
| Gerpinnes to Oloron-Sainte-Marie | 549.78 mi (884.79 km) |
| Gerpinnes to Onet Village | 422.36 mi (679.72 km) |
| Gerpinnes to Onnaing | 41.15 mi (66.23 km) |
| Gerpinnes to Orange | 428.48 mi (689.58 km) |
| Gerpinnes to Orchies | 57.34 mi (92.28 km) |
| Gerpinnes to Orleans | 205.69 mi (331.03 km) |
| Gerpinnes to Orly | 145.87 mi (234.76 km) |
| Gerpinnes to Ormesson-sur-Marne | 139.41 mi (224.37 km) |
| Gerpinnes to Orsay | 154.41 mi (248.49 km) |
| Gerpinnes to Orthez | 534.91 mi (860.85 km) |
