| Letterkenny to Borsbeek | 568.10 mi (914.26 km) |
| Letterkenny to Boussu | 573.59 mi (923.10 km) |
| Letterkenny to Braine-l'Alleud | 583.86 mi (939.62 km) |
| Letterkenny to Braine-le-Chateau | 579.99 mi (933.40 km) |
| Letterkenny to Braine-le-Comte | 578.58 mi (931.14 km) |
| Letterkenny to Brasschaat | 564.95 mi (909.19 km) |
| Letterkenny to Brecht | 568.24 mi (914.49 km) |
| Letterkenny to Bredene | 512.15 mi (824.23 km) |
| Letterkenny to Bree | 611.20 mi (983.63 km) |
| Letterkenny to Bruges | 522.01 mi (840.10 km) |
| Letterkenny to Brussels | 576.65 mi (928.02 km) |
| Letterkenny to Buggenhout | 565.23 mi (909.65 km) |
| Letterkenny to Chapelle-lez-Herlaimont | 589.33 mi (948.44 km) |
| Letterkenny to Charleroi | 597.38 mi (961.39 km) |
| Letterkenny to Chatelet | 600.34 mi (966.15 km) |
