| Lake Monticello to Lagoa | 3,733.21 mi (6,008.02 km) |
| Lake Monticello to Lagoa | 2,838.11 mi (4,567.49 km) |
| Lake Monticello to Lagos | 3,722.82 mi (5,991.30 km) |
| Lake Monticello to Lamego | 3,659.78 mi (5,889.84 km) |
| Lake Monticello to Leiria | 3,645.67 mi (5,867.13 km) |
| Lake Monticello to Lisbon | 3,654.98 mi (5,882.12 km) |
| Lake Monticello to Loule | 3,755.41 mi (6,043.75 km) |
| Lake Monticello to Loures | 3,651.31 mi (5,876.21 km) |
| Lake Monticello to Lourinha | 3,634.26 mi (5,848.77 km) |
| Lake Monticello to Lousa | 3,663.56 mi (5,895.93 km) |
| Lake Monticello to Lousada | 3,633.96 mi (5,848.30 km) |
| Lake Monticello to Macedo de Cavaleiros | 3,689.79 mi (5,938.15 km) |
| Lake Monticello to Mafamude | 3,620.88 mi (5,827.24 km) |
| Lake Monticello to Mafra | 3,640.26 mi (5,858.44 km) |
| Lake Monticello to Maia | 3,617.33 mi (5,821.54 km) |
