| Irmo to Lagoa | 3,987.09 mi (6,416.60 km) |
| Irmo to Lagoa | 3,075.89 mi (4,950.17 km) |
| Irmo to Lagos | 3,976.35 mi (6,399.31 km) |
| Irmo to Lamego | 3,927.23 mi (6,320.27 km) |
| Irmo to Leiria | 3,907.95 mi (6,289.24 km) |
| Irmo to Lisbon | 3,913.52 mi (6,298.21 km) |
| Irmo to Loule | 4,009.85 mi (6,453.23 km) |
| Irmo to Loures | 3,910.20 mi (6,292.86 km) |
| Irmo to Lourinha | 3,894.36 mi (6,267.36 km) |
| Irmo to Lousa | 3,927.52 mi (6,320.74 km) |
| Irmo to Lousada | 3,901.67 mi (6,279.14 km) |
| Irmo to Macedo de Cavaleiros | 3,959.29 mi (6,371.86 km) |
| Irmo to Mafamude | 3,887.71 mi (6,256.67 km) |
| Irmo to Mafra | 3,899.35 mi (6,275.40 km) |
| Irmo to Maia | 3,884.52 mi (6,251.54 km) |
