| Valongo to Orthez | 425.46 mi (684.72 km) |
| Valongo to Orvault | 540.76 mi (870.27 km) |
| Valongo to Osny | 747.82 mi (1,203.50 km) |
| Valongo to Ostwald | 940.21 mi (1,513.11 km) |
| Valongo to Ouistreham | 687.39 mi (1,106.24 km) |
| Valongo to Oullins | 736.11 mi (1,184.66 km) |
| Valongo to Outreau | 815.67 mi (1,312.69 km) |
| Valongo to Oyonnax | 787.45 mi (1,267.28 km) |
| Valongo to Ozoir-la-Ferriere | 756.10 mi (1,216.82 km) |
| Valongo to Pace | 583.27 mi (938.69 km) |
| Valongo to Palaiseau | 738.17 mi (1,187.96 km) |
| Valongo to Pamiers | 534.50 mi (860.19 km) |
| Valongo to Panazol | 586.81 mi (944.37 km) |
| Valongo to Pantin | 751.77 mi (1,209.86 km) |
| Valongo to Paray-le-Monial | 725.58 mi (1,167.71 km) |
