| Prudhoe to Octeville | 368.65 mi (593.29 km) |
| Prudhoe to Oignies | 370.48 mi (596.23 km) |
| Prudhoe to Oissel | 407.67 mi (656.08 km) |
| Prudhoe to Olivet | 516.11 mi (830.60 km) |
| Prudhoe to Ollioules | 886.76 mi (1,427.10 km) |
| Prudhoe to Olonne-sur-Mer | 582.11 mi (936.82 km) |
| Prudhoe to Oloron-Sainte-Marie | 814.91 mi (1,311.48 km) |
| Prudhoe to Onet Village | 758.16 mi (1,220.14 km) |
| Prudhoe to Onnaing | 389.52 mi (626.87 km) |
| Prudhoe to Orange | 804.27 mi (1,294.34 km) |
| Prudhoe to Orchies | 375.98 mi (605.08 km) |
| Prudhoe to Orleans | 513.67 mi (826.67 km) |
| Prudhoe to Orly | 465.94 mi (749.85 km) |
| Prudhoe to Ormesson-sur-Marne | 465.68 mi (749.44 km) |
| Prudhoe to Orsay | 465.59 mi (749.30 km) |
