| Portishead to Octeville | 137.40 mi (221.12 km) |
| Portishead to Oignies | 259.97 mi (418.38 km) |
| Portishead to Oissel | 225.11 mi (362.28 km) |
| Portishead to Olivet | 325.50 mi (523.84 km) |
| Portishead to Ollioules | 702.58 mi (1,130.69 km) |
| Portishead to Olonne-sur-Mer | 344.79 mi (554.88 km) |
| Portishead to Oloron-Sainte-Marie | 581.53 mi (935.88 km) |
| Portishead to Onet Village | 550.46 mi (885.88 km) |
| Portishead to Onnaing | 287.02 mi (461.92 km) |
| Portishead to Orange | 616.58 mi (992.28 km) |
| Portishead to Orchies | 270.36 mi (435.10 km) |
| Portishead to Orleans | 323.64 mi (520.85 km) |
| Portishead to Orly | 296.56 mi (477.26 km) |
| Portishead to Ormesson-sur-Marne | 299.65 mi (482.25 km) |
| Portishead to Orsay | 291.77 mi (469.57 km) |
