| Basel to Octeville | 445.26 mi (716.58 km) |
| Basel to Oignies | 289.64 mi (466.13 km) |
| Basel to Oissel | 322.30 mi (518.69 km) |
| Basel to Olivet | 265.34 mi (427.03 km) |
| Basel to Ollioules | 316.58 mi (509.48 km) |
| Basel to Olonne-sur-Mer | 446.14 mi (717.99 km) |
| Basel to Oloron-Sainte-Marie | 498.62 mi (802.44 km) |
| Basel to Onet Village | 325.69 mi (524.15 km) |
| Basel to Onnaing | 266.58 mi (429.03 km) |
| Basel to Orange | 271.31 mi (436.63 km) |
| Basel to Orchies | 281.86 mi (453.61 km) |
| Basel to Orleans | 265.08 mi (426.61 km) |
| Basel to Orly | 253.24 mi (407.56 km) |
| Basel to Ormesson-sur-Marne | 247.80 mi (398.80 km) |
| Basel to Orsay | 261.34 mi (420.59 km) |
