| Port Laoise to Bagnolet | 510.84 mi (822.11 km) |
| Port Laoise to Bagnols-sur-Ceze | 817.74 mi (1,316.02 km) |
| Port Laoise to Bailleul | 455.88 mi (733.66 km) |
| Port Laoise to Balma | 764.96 mi (1,231.08 km) |
| Port Laoise to Bar-le-Duc | 616.69 mi (992.46 km) |
| Port Laoise to Barentin | 429.99 mi (692.01 km) |
| Port Laoise to Basse-Goulaine | 477.42 mi (768.34 km) |
| Port Laoise to Bastia | 1,049.91 mi (1,689.66 km) |
| Port Laoise to Bayeux | 385.65 mi (620.64 km) |
| Port Laoise to Bayonne | 710.93 mi (1,144.12 km) |
| Port Laoise to Beaucaire | 838.09 mi (1,348.77 km) |
| Port Laoise to Beauchamp | 496.53 mi (799.09 km) |
| Port Laoise to Beaumont | 684.97 mi (1,102.36 km) |
| Port Laoise to Beaumont-sur-Oise | 494.66 mi (796.08 km) |
| Port Laoise to Beaune | 678.63 mi (1,092.15 km) |
