| West Boldon to Octeville | 367.54 mi (591.50 km) |
| West Boldon to Oignies | 360.53 mi (580.21 km) |
| West Boldon to Oissel | 401.68 mi (646.45 km) |
| West Boldon to Olivet | 509.86 mi (820.55 km) |
| West Boldon to Ollioules | 878.80 mi (1,414.29 km) |
| West Boldon to Olonne-sur-Mer | 581.18 mi (935.32 km) |
| West Boldon to Oloron-Sainte-Marie | 812.76 mi (1,308.02 km) |
| West Boldon to Onet Village | 752.59 mi (1,211.18 km) |
| West Boldon to Onnaing | 378.90 mi (609.78 km) |
| West Boldon to Orange | 796.75 mi (1,282.25 km) |
| West Boldon to Orchies | 365.69 mi (588.52 km) |
| West Boldon to Orleans | 507.39 mi (816.57 km) |
| West Boldon to Orly | 458.47 mi (737.84 km) |
| West Boldon to Ormesson-sur-Marne | 457.99 mi (737.07 km) |
| West Boldon to Orsay | 458.44 mi (737.78 km) |
