| Porvoo to Bolsward | 909.96 mi (1,464.44 km) |
| Porvoo to Borger | 878.09 mi (1,413.15 km) |
| Porvoo to Borne | 909.49 mi (1,463.68 km) |
| Porvoo to Boskoop | 984.15 mi (1,583.83 km) |
| Porvoo to Boxmeer | 965.43 mi (1,553.70 km) |
| Porvoo to Boxtel | 987.08 mi (1,588.55 km) |
| Porvoo to Breda | 1,003.53 mi (1,615.03 km) |
| Porvoo to Breukelen | 968.37 mi (1,558.44 km) |
| Porvoo to Brielle | 1,006.94 mi (1,620.52 km) |
| Porvoo to Bronkhorst | 937.01 mi (1,507.97 km) |
| Porvoo to Brummen | 938.00 mi (1,509.57 km) |
| Porvoo to Brunssum | 1,000.49 mi (1,610.13 km) |
| Porvoo to Bunnik | 967.20 mi (1,556.55 km) |
| Porvoo to Burgum | 889.39 mi (1,431.34 km) |
| Porvoo to Bussum | 957.99 mi (1,541.74 km) |
