| Gevelsberg to Octeville | 411.34 mi (661.98 km) |
| Gevelsberg to Oignies | 197.96 mi (318.58 km) |
| Gevelsberg to Oissel | 307.13 mi (494.28 km) |
| Gevelsberg to Olivet | 340.59 mi (548.13 km) |
| Gevelsberg to Ollioules | 569.25 mi (916.12 km) |
| Gevelsberg to Olonne-sur-Mer | 528.48 mi (850.51 km) |
| Gevelsberg to Oloron-Sainte-Marie | 672.63 mi (1,082.50 km) |
| Gevelsberg to Onet Village | 527.91 mi (849.58 km) |
| Gevelsberg to Onnaing | 175.09 mi (281.78 km) |
| Gevelsberg to Orange | 509.58 mi (820.08 km) |
| Gevelsberg to Orchies | 187.43 mi (301.63 km) |
| Gevelsberg to Orleans | 338.40 mi (544.60 km) |
| Gevelsberg to Orly | 282.18 mi (454.12 km) |
| Gevelsberg to Ormesson-sur-Marne | 275.28 mi (443.02 km) |
| Gevelsberg to Orsay | 291.34 mi (468.87 km) |
