| Rockville to Lagoa | 3,644.52 mi (5,865.29 km) |
| Rockville to Lagoa | 2,755.12 mi (4,433.93 km) |
| Rockville to Lagos | 3,634.24 mi (5,848.75 km) |
| Rockville to Lamego | 3,567.10 mi (5,740.69 km) |
| Rockville to Leiria | 3,554.52 mi (5,720.44 km) |
| Rockville to Lisbon | 3,564.93 mi (5,737.20 km) |
| Rockville to Loule | 3,666.54 mi (5,900.73 km) |
| Rockville to Loures | 3,561.16 mi (5,731.13 km) |
| Rockville to Lourinha | 3,543.76 mi (5,703.13 km) |
| Rockville to Lousa | 3,571.90 mi (5,748.42 km) |
| Rockville to Lousada | 3,541.22 mi (5,699.04 km) |
| Rockville to Macedo de Cavaleiros | 3,596.51 mi (5,788.02 km) |
| Rockville to Mafamude | 3,528.40 mi (5,678.41 km) |
| Rockville to Mafra | 3,550.06 mi (5,713.27 km) |
| Rockville to Maia | 3,524.75 mi (5,672.54 km) |
