| Porvoo to Birkenau | 1,000.33 mi (1,609.88 km) |
| Porvoo to Birkenfeld | 1,041.47 mi (1,676.09 km) |
| Porvoo to Bischofsheim | 985.55 mi (1,586.09 km) |
| Porvoo to Bischofswerda | 778.18 mi (1,252.37 km) |
| Porvoo to Bisingen | 1,066.75 mi (1,716.77 km) |
| Porvoo to Bissendorf | 871.36 mi (1,402.32 km) |
| Porvoo to Bitburg | 1,036.26 mi (1,667.71 km) |
| Porvoo to Bitterfeld | 793.03 mi (1,276.26 km) |
| Porvoo to Blankenburg | 817.47 mi (1,315.59 km) |
| Porvoo to Blankenfelde | 725.08 mi (1,166.90 km) |
| Porvoo to Blaubeuren | 1,039.87 mi (1,673.52 km) |
| Porvoo to Bleicherode | 848.55 mi (1,365.61 km) |
| Porvoo to Blieskastel | 1,056.94 mi (1,700.98 km) |
| Porvoo to Blomberg | 860.84 mi (1,385.39 km) |
| Porvoo to Blumberg | 1,103.83 mi (1,776.44 km) |
