| Aberdare to Octeville | 164.31 mi (264.43 km) |
| Aberdare to Oignies | 292.21 mi (470.27 km) |
| Aberdare to Oissel | 257.87 mi (415.01 km) |
| Aberdare to Olivet | 357.01 mi (574.54 km) |
| Aberdare to Ollioules | 733.31 mi (1,180.14 km) |
| Aberdare to Olonne-sur-Mer | 365.57 mi (588.32 km) |
| Aberdare to Oloron-Sainte-Marie | 603.22 mi (970.79 km) |
| Aberdare to Onet Village | 578.79 mi (931.47 km) |
| Aberdare to Onnaing | 319.17 mi (513.66 km) |
| Aberdare to Orange | 647.18 mi (1,041.53 km) |
| Aberdare to Orchies | 302.49 mi (486.81 km) |
| Aberdare to Orleans | 355.21 mi (571.66 km) |
| Aberdare to Orly | 329.47 mi (530.24 km) |
| Aberdare to Ormesson-sur-Marne | 332.67 mi (535.38 km) |
| Aberdare to Orsay | 324.54 mi (522.30 km) |
