| Marki to Octeville | 1,002.48 mi (1,613.33 km) |
| Marki to Oignies | 788.87 mi (1,269.56 km) |
| Marki to Oissel | 894.05 mi (1,438.83 km) |
| Marki to Olivet | 901.96 mi (1,451.56 km) |
| Marki to Ollioules | 948.30 mi (1,526.14 km) |
| Marki to Olonne-sur-Mer | 1,097.25 mi (1,765.86 km) |
| Marki to Oloron-Sainte-Marie | 1,182.54 mi (1,903.11 km) |
| Marki to Onet Village | 1,008.02 mi (1,622.26 km) |
| Marki to Onnaing | 764.99 mi (1,231.13 km) |
| Marki to Orange | 935.93 mi (1,506.24 km) |
| Marki to Orchies | 778.19 mi (1,252.38 km) |
| Marki to Orleans | 900.39 mi (1,449.04 km) |
| Marki to Orly | 855.32 mi (1,376.50 km) |
| Marki to Ormesson-sur-Marne | 848.09 mi (1,364.86 km) |
| Marki to Orsay | 865.15 mi (1,392.33 km) |
