| Caister-on-Sea to Lagoa | 1,179.66 mi (1,898.48 km) |
| Caister-on-Sea to Lagoa | 1,664.70 mi (2,679.08 km) |
| Caister-on-Sea to Lagos | 1,186.14 mi (1,908.91 km) |
| Caister-on-Sea to Lamego | 914.73 mi (1,472.11 km) |
| Caister-on-Sea to Leiria | 1,021.43 mi (1,643.83 km) |
| Caister-on-Sea to Lisbon | 1,093.44 mi (1,759.72 km) |
| Caister-on-Sea to Loule | 1,169.69 mi (1,882.43 km) |
| Caister-on-Sea to Loures | 1,087.05 mi (1,749.45 km) |
| Caister-on-Sea to Lourinha | 1,065.18 mi (1,714.24 km) |
| Caister-on-Sea to Lousa | 986.20 mi (1,587.14 km) |
| Caister-on-Sea to Lousada | 912.48 mi (1,468.50 km) |
| Caister-on-Sea to Macedo de Cavaleiros | 868.44 mi (1,397.61 km) |
| Caister-on-Sea to Mafamude | 932.55 mi (1,500.80 km) |
| Caister-on-Sea to Mafra | 1,084.11 mi (1,744.71 km) |
| Caister-on-Sea to Maia | 925.66 mi (1,489.71 km) |
