| Gravelines to Bagnolet | 146.85 mi (236.34 km) |
| Gravelines to Bagnols-sur-Ceze | 485.51 mi (781.36 km) |
| Gravelines to Bailleul | 31.55 mi (50.77 km) |
| Gravelines to Balma | 510.49 mi (821.55 km) |
| Gravelines to Bar-le-Duc | 204.25 mi (328.71 km) |
| Gravelines to Barentin | 112.31 mi (180.75 km) |
| Gravelines to Basse-Goulaine | 307.01 mi (494.09 km) |
| Gravelines to Bastia | 668.20 mi (1,075.36 km) |
| Gravelines to Bayeux | 172.17 mi (277.07 km) |
| Gravelines to Bayonne | 544.72 mi (876.65 km) |
| Gravelines to Beaucaire | 509.72 mi (820.31 km) |
| Gravelines to Beauchamp | 136.31 mi (219.38 km) |
| Gravelines to Beaumont | 364.32 mi (586.32 km) |
| Gravelines to Beaumont-sur-Oise | 127.60 mi (205.35 km) |
| Gravelines to Beaune | 299.99 mi (482.79 km) |
