| Potters Bar to Brescia | 636.77 mi (1,024.79 km) |
| Potters Bar to Bressanone | 634.56 mi (1,021.23 km) |
| Potters Bar to Bresso | 602.81 mi (970.13 km) |
| Potters Bar to Brindisi | 1,150.12 mi (1,850.93 km) |
| Potters Bar to Broni | 629.94 mi (1,013.78 km) |
| Potters Bar to Bronte | 1,206.36 mi (1,941.45 km) |
| Potters Bar to Brugherio | 605.71 mi (974.80 km) |
| Potters Bar to Brugnera | 702.31 mi (1,130.26 km) |
| Potters Bar to Bruino | 579.38 mi (932.42 km) |
| Potters Bar to Brunico | 641.80 mi (1,032.88 km) |
| Potters Bar to Brusciano | 1,016.34 mi (1,635.64 km) |
| Potters Bar to Bucine | 788.36 mi (1,268.74 km) |
| Potters Bar to Budrio | 730.45 mi (1,175.55 km) |
| Potters Bar to Busca | 608.18 mi (978.76 km) |
| Potters Bar to Bussolengo | 661.83 mi (1,065.12 km) |
