| Peruwelz to Oignies | 26.13 mi (42.05 km) |
| Peruwelz to Oissel | 137.37 mi (221.07 km) |
| Peruwelz to Olivet | 198.40 mi (319.30 km) |
| Peruwelz to Ollioules | 520.77 mi (838.09 km) |
| Peruwelz to Olonne-sur-Mer | 368.20 mi (592.56 km) |
| Peruwelz to Oloron-Sainte-Marie | 543.06 mi (873.98 km) |
| Peruwelz to Onet Village | 427.50 mi (687.99 km) |
| Peruwelz to Onnaing | 8.93 mi (14.37 km) |
| Peruwelz to Orange | 444.41 mi (715.22 km) |
| Peruwelz to Orchies | 15.18 mi (24.44 km) |
| Peruwelz to Orleans | 195.78 mi (315.08 km) |
| Peruwelz to Orly | 133.57 mi (214.96 km) |
| Peruwelz to Ormesson-sur-Marne | 128.40 mi (206.64 km) |
| Peruwelz to Orsay | 140.33 mi (225.84 km) |
| Peruwelz to Orthez | 526.95 mi (848.05 km) |
