| Letterkenny to Boppard | 718.73 mi (1,156.69 km) |
| Letterkenny to Borgentreich | 737.26 mi (1,186.50 km) |
| Letterkenny to Borgholzhausen | 685.18 mi (1,102.69 km) |
| Letterkenny to Borken | 637.12 mi (1,025.34 km) |
| Letterkenny to Borna | 877.37 mi (1,411.98 km) |
| Letterkenny to Bornheim | 677.58 mi (1,090.46 km) |
| Letterkenny to Bosel | 649.49 mi (1,045.26 km) |
| Letterkenny to Bottrop | 648.73 mi (1,044.03 km) |
| Letterkenny to Bovenden | 762.76 mi (1,227.55 km) |
| Letterkenny to Brackenheim | 818.07 mi (1,316.56 km) |
| Letterkenny to Brake | 663.73 mi (1,068.16 km) |
| Letterkenny to Brakel | 730.31 mi (1,175.32 km) |
| Letterkenny to Bramsche | 664.91 mi (1,070.07 km) |
| Letterkenny to Brand | 646.66 mi (1,040.70 km) |
| Letterkenny to Brand-Erbisdorf | 917.00 mi (1,475.77 km) |
