| Westhoughton to Octeville | 273.64 mi (440.38 km) |
| Westhoughton to Oignies | 316.77 mi (509.79 km) |
| Westhoughton to Oissel | 329.75 mi (530.68 km) |
| Westhoughton to Olivet | 437.81 mi (704.59 km) |
| Westhoughton to Ollioules | 814.34 mi (1,310.55 km) |
| Westhoughton to Olonne-sur-Mer | 485.70 mi (781.65 km) |
| Westhoughton to Oloron-Sainte-Marie | 720.80 mi (1,160.01 km) |
| Westhoughton to Onet Village | 675.29 mi (1,086.78 km) |
| Westhoughton to Onnaing | 339.99 mi (547.16 km) |
| Westhoughton to Orange | 729.94 mi (1,174.73 km) |
| Westhoughton to Orchies | 324.47 mi (522.18 km) |
| Westhoughton to Orleans | 435.55 mi (700.95 km) |
| Westhoughton to Orly | 394.42 mi (634.76 km) |
| Westhoughton to Ormesson-sur-Marne | 395.39 mi (636.32 km) |
| Westhoughton to Orsay | 392.45 mi (631.58 km) |
