| Letterkenny to Bagnolet | 601.90 mi (968.66 km) |
| Letterkenny to Bagnols-sur-Ceze | 925.62 mi (1,489.64 km) |
| Letterkenny to Bailleul | 523.84 mi (843.05 km) |
| Letterkenny to Balma | 885.53 mi (1,425.12 km) |
| Letterkenny to Bar-le-Duc | 694.60 mi (1,117.84 km) |
| Letterkenny to Barentin | 523.16 mi (841.94 km) |
| Letterkenny to Basse-Goulaine | 599.25 mi (964.41 km) |
| Letterkenny to Bastia | 1,145.85 mi (1,844.06 km) |
| Letterkenny to Bayeux | 491.96 mi (791.73 km) |
| Letterkenny to Bayonne | 840.00 mi (1,351.85 km) |
| Letterkenny to Beaucaire | 947.13 mi (1,524.26 km) |
| Letterkenny to Beauchamp | 587.55 mi (945.56 km) |
| Letterkenny to Beaumont | 792.65 mi (1,275.65 km) |
| Letterkenny to Beaumont-sur-Oise | 583.92 mi (939.72 km) |
| Letterkenny to Beaune | 771.57 mi (1,241.73 km) |
