| The Mumbles to Octeville | 169.56 mi (272.88 km) |
| The Mumbles to Oignies | 313.21 mi (504.06 km) |
| The Mumbles to Oissel | 271.76 mi (437.35 km) |
| The Mumbles to Olivet | 367.39 mi (591.26 km) |
| The Mumbles to Ollioules | 741.56 mi (1,193.43 km) |
| The Mumbles to Olonne-sur-Mer | 362.28 mi (583.03 km) |
| The Mumbles to Oloron-Sainte-Marie | 600.11 mi (965.78 km) |
| The Mumbles to Onet Village | 583.41 mi (938.91 km) |
| The Mumbles to Onnaing | 340.30 mi (547.67 km) |
| The Mumbles to Orange | 655.28 mi (1,054.57 km) |
| The Mumbles to Orchies | 323.66 mi (520.88 km) |
| The Mumbles to Orleans | 365.73 mi (588.59 km) |
| The Mumbles to Orly | 343.70 mi (553.14 km) |
| The Mumbles to Ormesson-sur-Marne | 347.30 mi (558.92 km) |
| The Mumbles to Orsay | 338.23 mi (544.33 km) |
