| Porvoo to Bobenheim-Roxheim | 1,007.99 mi (1,622.20 km) |
| Porvoo to Bobingen | 1,024.46 mi (1,648.71 km) |
| Porvoo to Boblingen | 1,042.60 mi (1,677.90 km) |
| Porvoo to Bocholt | 936.59 mi (1,507.30 km) |
| Porvoo to Bochum | 937.06 mi (1,508.06 km) |
| Porvoo to Bockenem | 827.89 mi (1,332.37 km) |
| Porvoo to Bockhorn | 818.60 mi (1,317.40 km) |
| Porvoo to Bogen | 943.95 mi (1,519.14 km) |
| Porvoo to Bohl-Iggelheim | 1,021.31 mi (1,643.64 km) |
| Porvoo to Bohmte | 860.29 mi (1,384.51 km) |
| Porvoo to Boizenburg | 741.43 mi (1,193.21 km) |
| Porvoo to Bonen | 915.52 mi (1,473.38 km) |
| Porvoo to Bonn | 979.46 mi (1,576.29 km) |
| Porvoo to Bopfingen | 1,000.14 mi (1,609.56 km) |
| Porvoo to Boppard | 992.80 mi (1,597.76 km) |
