| Gretna to Lagoa | 4,580.89 mi (7,372.22 km) |
| Gretna to Lagoa | 3,667.56 mi (5,902.37 km) |
| Gretna to Lagos | 4,570.12 mi (7,354.91 km) |
| Gretna to Lamego | 4,520.02 mi (7,274.27 km) |
| Gretna to Leiria | 4,501.56 mi (7,244.56 km) |
| Gretna to Lisbon | 4,507.38 mi (7,253.93 km) |
| Gretna to Loule | 4,603.67 mi (7,408.90 km) |
| Gretna to Loures | 4,504.04 mi (7,248.56 km) |
| Gretna to Lourinha | 4,488.14 mi (7,222.97 km) |
| Gretna to Lousa | 4,520.93 mi (7,275.74 km) |
| Gretna to Lousada | 4,494.40 mi (7,233.04 km) |
| Gretna to Macedo de Cavaleiros | 4,551.59 mi (7,325.07 km) |
| Gretna to Mafamude | 4,480.62 mi (7,210.87 km) |
| Gretna to Mafra | 4,493.19 mi (7,231.09 km) |
| Gretna to Maia | 4,477.36 mi (7,205.62 km) |
