| Kozani to Octeville | 1,306.20 mi (2,102.13 km) |
| Kozani to Oignies | 1,145.59 mi (1,843.65 km) |
| Kozani to Oissel | 1,185.17 mi (1,907.34 km) |
| Kozani to Olivet | 1,112.13 mi (1,789.79 km) |
| Kozani to Ollioules | 843.54 mi (1,357.54 km) |
| Kozani to Olonne-sur-Mer | 1,252.52 mi (2,015.73 km) |
| Kozani to Oloron-Sainte-Marie | 1,167.75 mi (1,879.32 km) |
| Kozani to Onet Village | 1,016.91 mi (1,636.56 km) |
| Kozani to Onnaing | 1,119.89 mi (1,802.29 km) |
| Kozani to Orange | 906.19 mi (1,458.38 km) |
| Kozani to Orchies | 1,136.32 mi (1,828.73 km) |
| Kozani to Orleans | 1,112.71 mi (1,790.73 km) |
| Kozani to Orly | 1,114.48 mi (1,793.59 km) |
| Kozani to Ormesson-sur-Marne | 1,109.65 mi (1,785.82 km) |
| Kozani to Orsay | 1,121.74 mi (1,805.27 km) |
