| Porvoo to Orvault | 1,417.39 mi (2,281.06 km) |
| Porvoo to Osny | 1,213.10 mi (1,952.29 km) |
| Porvoo to Ostwald | 1,083.26 mi (1,743.34 km) |
| Porvoo to Ouistreham | 1,272.08 mi (2,047.21 km) |
| Porvoo to Oullins | 1,321.98 mi (2,127.53 km) |
| Porvoo to Outreau | 1,144.13 mi (1,841.30 km) |
| Porvoo to Oyonnax | 1,268.61 mi (2,041.63 km) |
| Porvoo to Ozoir-la-Ferriere | 1,209.70 mi (1,946.83 km) |
| Porvoo to Pace | 1,376.39 mi (2,215.08 km) |
| Porvoo to Palaiseau | 1,225.78 mi (1,972.71 km) |
| Porvoo to Pamiers | 1,557.89 mi (2,507.18 km) |
| Porvoo to Panazol | 1,409.55 mi (2,268.44 km) |
| Porvoo to Pantin | 1,211.59 mi (1,949.87 km) |
| Porvoo to Paray-le-Monial | 1,297.67 mi (2,088.40 km) |
| Porvoo to Parempuyre | 1,513.77 mi (2,436.18 km) |
