| Isbergues to Lagoa | 1,634.34 mi (2,630.22 km) |
| Isbergues to Lagos | 1,083.61 mi (1,743.90 km) |
| Isbergues to Lamego | 821.11 mi (1,321.45 km) |
| Isbergues to Leiria | 927.77 mi (1,493.10 km) |
| Isbergues to Lisbon | 997.93 mi (1,606.01 km) |
| Isbergues to Loule | 1,064.26 mi (1,712.76 km) |
| Isbergues to Loures | 991.99 mi (1,596.45 km) |
| Isbergues to Lourinha | 972.19 mi (1,564.58 km) |
| Isbergues to Lousa | 890.99 mi (1,433.91 km) |
| Isbergues to Lousada | 822.23 mi (1,323.25 km) |
| Isbergues to Macedo de Cavaleiros | 771.77 mi (1,242.05 km) |
| Isbergues to Mafamude | 843.53 mi (1,357.52 km) |
| Isbergues to Mafra | 990.24 mi (1,593.63 km) |
| Isbergues to Maia | 837.26 mi (1,347.44 km) |
| Isbergues to Mangualde | 848.63 mi (1,365.74 km) |
