| Portici to Boppard | 727.04 mi (1,170.06 km) |
| Portici to Borgentreich | 780.96 mi (1,256.84 km) |
| Portici to Borgholzhausen | 830.02 mi (1,335.79 km) |
| Portici to Borken | 839.33 mi (1,350.77 km) |
| Portici to Borna | 716.86 mi (1,153.68 km) |
| Portici to Bornheim | 771.46 mi (1,241.55 km) |
| Portici to Bosel | 893.44 mi (1,437.85 km) |
| Portici to Bottrop | 819.39 mi (1,318.68 km) |
| Portici to Bovenden | 773.18 mi (1,244.32 km) |
| Portici to Brackenheim | 626.12 mi (1,007.64 km) |
| Portici to Brake | 906.71 mi (1,459.21 km) |
| Portici to Brakel | 791.68 mi (1,274.09 km) |
| Portici to Bramsche | 854.32 mi (1,374.89 km) |
| Portici to Brand | 789.99 mi (1,271.37 km) |
| Portici to Brand-Erbisdorf | 696.04 mi (1,120.18 km) |
