| Porvoo to Bacup | 1,133.51 mi (1,824.21 km) |
| Porvoo to Baguley | 1,148.34 mi (1,848.07 km) |
| Porvoo to Baildon | 1,113.10 mi (1,791.37 km) |
| Porvoo to Bailleston | 1,120.22 mi (1,802.83 km) |
| Porvoo to Balderton | 1,112.74 mi (1,790.78 km) |
| Porvoo to Baldock | 1,140.16 mi (1,834.91 km) |
| Porvoo to Balham | 1,163.91 mi (1,873.14 km) |
| Porvoo to Bamber Bridge | 1,148.00 mi (1,847.54 km) |
| Porvoo to Banbridge | 1,246.06 mi (2,005.34 km) |
| Porvoo to Banbury | 1,174.16 mi (1,889.63 km) |
| Porvoo to Bangor | 1,214.37 mi (1,954.34 km) |
| Porvoo to Bangor | 1,217.21 mi (1,958.90 km) |
| Porvoo to Banstead | 1,171.19 mi (1,884.85 km) |
| Porvoo to Bargoed | 1,252.92 mi (2,016.38 km) |
| Porvoo to Barking | 1,152.02 mi (1,853.99 km) |
