| Barcelos to Orthez | 422.04 mi (679.20 km) |
| Barcelos to Orvault | 526.20 mi (846.84 km) |
| Barcelos to Osny | 734.23 mi (1,181.63 km) |
| Barcelos to Ostwald | 930.94 mi (1,498.21 km) |
| Barcelos to Ouistreham | 671.51 mi (1,080.69 km) |
| Barcelos to Oullins | 730.33 mi (1,175.36 km) |
| Barcelos to Outreau | 799.78 mi (1,287.12 km) |
| Barcelos to Oyonnax | 781.02 mi (1,256.94 km) |
| Barcelos to Ozoir-la-Ferriere | 743.39 mi (1,196.37 km) |
| Barcelos to Pace | 567.25 mi (912.90 km) |
| Barcelos to Palaiseau | 725.20 mi (1,167.10 km) |
| Barcelos to Pamiers | 533.72 mi (858.94 km) |
| Barcelos to Panazol | 578.37 mi (930.80 km) |
| Barcelos to Pantin | 738.67 mi (1,188.78 km) |
| Barcelos to Paray-le-Monial | 717.92 mi (1,155.38 km) |
