| Boulogne-sur-Mer to Lannion | 264.96 mi (426.42 km) |
| Boulogne-sur-Mer to Laon | 119.87 mi (192.91 km) |
| Boulogne-sur-Mer to Lattes | 506.09 mi (814.47 km) |
| Boulogne-sur-Mer to Launaguet | 487.34 mi (784.29 km) |
| Boulogne-sur-Mer to Laval | 212.32 mi (341.69 km) |
| Boulogne-sur-Mer to Lavaur | 485.65 mi (781.57 km) |
| Boulogne-sur-Mer to Laxou | 246.89 mi (397.33 km) |
| Boulogne-sur-Mer to Le Beausset | 556.14 mi (895.02 km) |
| Boulogne-sur-Mer to Le Blanc-Mesnil | 129.15 mi (207.85 km) |
| Boulogne-sur-Mer to Le Bourget | 128.96 mi (207.55 km) |
| Boulogne-sur-Mer to Le Bouscat | 417.76 mi (672.32 km) |
| Boulogne-sur-Mer to Le Cannet | 555.08 mi (893.31 km) |
| Boulogne-sur-Mer to Le Chambon-Feugerolles | 388.90 mi (625.88 km) |
| Boulogne-sur-Mer to Le Chesnay | 133.69 mi (215.16 km) |
| Boulogne-sur-Mer to Le Cres | 501.09 mi (806.42 km) |
