| Thornbury to Lagoa | 1,041.26 mi (1,675.75 km) |
| Thornbury to Lagoa | 1,472.07 mi (2,369.07 km) |
| Thornbury to Lagos | 1,046.38 mi (1,683.99 km) |
| Thornbury to Lamego | 768.06 mi (1,236.07 km) |
| Thornbury to Leiria | 872.80 mi (1,404.63 km) |
| Thornbury to Lisbon | 945.93 mi (1,522.33 km) |
| Thornbury to Loule | 1,034.24 mi (1,664.46 km) |
| Thornbury to Loures | 939.10 mi (1,511.33 km) |
| Thornbury to Lourinha | 915.08 mi (1,472.68 km) |
| Thornbury to Lousa | 840.07 mi (1,351.95 km) |
| Thornbury to Lousada | 761.90 mi (1,226.16 km) |
| Thornbury to Macedo de Cavaleiros | 726.65 mi (1,169.43 km) |
| Thornbury to Mafamude | 780.19 mi (1,255.59 km) |
| Thornbury to Mafra | 934.77 mi (1,504.37 km) |
| Thornbury to Maia | 772.74 mi (1,243.60 km) |
