| Porvoo to Bois-d'Arcy | 1,227.51 mi (1,975.48 km) |
| Porvoo to Bois-Guillaume | 1,220.25 mi (1,963.81 km) |
| Porvoo to Boissy-Saint-Leger | 1,216.15 mi (1,957.20 km) |
| Porvoo to Bolbec | 1,234.84 mi (1,987.28 km) |
| Porvoo to Bollene | 1,408.09 mi (2,266.10 km) |
| Porvoo to Bondoufle | 1,227.19 mi (1,974.97 km) |
| Porvoo to Bondues | 1,098.32 mi (1,767.58 km) |
| Porvoo to Bondy | 1,208.92 mi (1,945.56 km) |
| Porvoo to Bonneuil-sur-Marne | 1,215.54 mi (1,956.21 km) |
| Porvoo to Bonneville | 1,260.15 mi (2,028.01 km) |
| Porvoo to Bordeaux | 1,519.17 mi (2,444.88 km) |
| Porvoo to Borgo | 1,408.18 mi (2,266.25 km) |
| Porvoo to Bouc-Bel-Air | 1,441.37 mi (2,319.67 km) |
| Porvoo to Boucau | 1,619.42 mi (2,606.20 km) |
| Porvoo to Bougival | 1,220.99 mi (1,964.99 km) |
