| Gourock to Boppard | 647.56 mi (1,042.14 km) |
| Gourock to Borgentreich | 647.99 mi (1,042.84 km) |
| Gourock to Borgholzhausen | 593.97 mi (955.90 km) |
| Gourock to Borken | 553.36 mi (890.55 km) |
| Gourock to Borna | 782.91 mi (1,259.97 km) |
| Gourock to Bornheim | 604.07 mi (972.16 km) |
| Gourock to Bosel | 550.64 mi (886.18 km) |
| Gourock to Bottrop | 567.94 mi (914.01 km) |
| Gourock to Bovenden | 671.36 mi (1,080.45 km) |
| Gourock to Brackenheim | 750.03 mi (1,207.06 km) |
| Gourock to Brake | 560.70 mi (902.36 km) |
| Gourock to Brakel | 639.94 mi (1,029.89 km) |
| Gourock to Bramsche | 571.78 mi (920.20 km) |
| Gourock to Brand | 577.21 mi (928.93 km) |
| Gourock to Brand-Erbisdorf | 822.28 mi (1,323.34 km) |
