| Porto de Mos to Orthez | 494.88 mi (796.43 km) |
| Porto de Mos to Orvault | 640.59 mi (1,030.92 km) |
| Porto de Mos to Osny | 844.50 mi (1,359.10 km) |
| Porto de Mos to Ostwald | 1,023.81 mi (1,647.66 km) |
| Porto de Mos to Ouistreham | 789.66 mi (1,270.84 km) |
| Porto de Mos to Oullins | 809.39 mi (1,302.58 km) |
| Porto de Mos to Outreau | 917.70 mi (1,476.89 km) |
| Porto de Mos to Oyonnax | 862.56 mi (1,388.16 km) |
| Porto de Mos to Ozoir-la-Ferriere | 850.44 mi (1,368.65 km) |
| Porto de Mos to Pace | 686.15 mi (1,104.25 km) |
| Porto de Mos to Palaiseau | 833.24 mi (1,340.97 km) |
| Porto de Mos to Pamiers | 592.28 mi (953.18 km) |
| Porto de Mos to Panazol | 669.89 mi (1,078.08 km) |
| Porto de Mos to Pantin | 847.16 mi (1,363.37 km) |
| Porto de Mos to Paray-le-Monial | 805.15 mi (1,295.76 km) |
