| Desborough to Lagoa | 1,120.34 mi (1,803.01 km) |
| Desborough to Lagoa | 1,563.87 mi (2,516.80 km) |
| Desborough to Lagos | 1,125.95 mi (1,812.05 km) |
| Desborough to Lamego | 849.50 mi (1,367.14 km) |
| Desborough to Leiria | 955.18 mi (1,537.22 km) |
| Desborough to Lisbon | 1,028.07 mi (1,654.51 km) |
| Desborough to Loule | 1,112.23 mi (1,789.96 km) |
| Desborough to Loures | 1,021.37 mi (1,643.74 km) |
| Desborough to Lourinha | 998.05 mi (1,606.21 km) |
| Desborough to Lousa | 921.50 mi (1,483.01 km) |
| Desborough to Lousada | 844.72 mi (1,359.44 km) |
| Desborough to Macedo de Cavaleiros | 806.19 mi (1,297.44 km) |
| Desborough to Mafamude | 863.67 mi (1,389.94 km) |
| Desborough to Mafra | 1,017.52 mi (1,637.54 km) |
| Desborough to Maia | 856.39 mi (1,378.23 km) |
