| Perwez to Oignies | 80.68 mi (129.84 km) |
| Perwez to Oissel | 187.63 mi (301.96 km) |
| Perwez to Olivet | 231.59 mi (372.71 km) |
| Perwez to Ollioules | 519.42 mi (835.92 km) |
| Perwez to Olonne-sur-Mer | 412.57 mi (663.97 km) |
| Perwez to Oloron-Sainte-Marie | 573.23 mi (922.53 km) |
| Perwez to Onet Village | 444.63 mi (715.56 km) |
| Perwez to Onnaing | 55.91 mi (89.98 km) |
| Perwez to Orange | 448.13 mi (721.19 km) |
| Perwez to Orchies | 69.73 mi (112.22 km) |
| Perwez to Orleans | 229.15 mi (368.79 km) |
| Perwez to Orly | 169.10 mi (272.14 km) |
| Perwez to Ormesson-sur-Marne | 162.72 mi (261.87 km) |
| Perwez to Orsay | 177.51 mi (285.68 km) |
| Perwez to Orthez | 558.39 mi (898.65 km) |
