| Portsmouth to Aleksandrow Lodzki | 880.54 mi (1,417.09 km) |
| Portsmouth to Andrychow | 900.54 mi (1,449.27 km) |
| Portsmouth to Augustow | 1,032.44 mi (1,661.55 km) |
| Portsmouth to Banino | 851.60 mi (1,370.52 km) |
| Portsmouth to Barlinek | 709.02 mi (1,141.07 km) |
| Portsmouth to Bartoszyce | 946.05 mi (1,522.53 km) |
| Portsmouth to Bedzin | 884.47 mi (1,423.41 km) |
| Portsmouth to Belchatow | 885.68 mi (1,425.37 km) |
| Portsmouth to Biala Podlaska | 1,041.46 mi (1,676.08 km) |
| Portsmouth to Bialogard | 750.53 mi (1,207.87 km) |
| Portsmouth to Bialy Kamien | 755.63 mi (1,216.07 km) |
| Portsmouth to Bialystok | 1,038.82 mi (1,671.83 km) |
| Portsmouth to Bielawa | 772.07 mi (1,242.53 km) |
| Portsmouth to Bielsk Podlaski | 1,041.78 mi (1,676.59 km) |
| Portsmouth to Bielsko-Biala | 888.06 mi (1,429.20 km) |
