| Allentown to Lagoa | 3,524.86 mi (5,672.72 km) |
| Allentown to Lagoa | 2,643.78 mi (4,254.76 km) |
| Allentown to Lagos | 3,514.74 mi (5,656.43 km) |
| Allentown to Lamego | 3,442.12 mi (5,539.55 km) |
| Allentown to Leiria | 3,431.59 mi (5,522.60 km) |
| Allentown to Lisbon | 3,443.49 mi (5,541.75 km) |
| Allentown to Loule | 3,546.64 mi (5,707.76 km) |
| Allentown to Loures | 3,439.58 mi (5,535.46 km) |
| Allentown to Lourinha | 3,421.71 mi (5,506.71 km) |
| Allentown to Lousa | 3,448.29 mi (5,549.49 km) |
| Allentown to Lousada | 3,416.16 mi (5,497.78 km) |
| Allentown to Macedo de Cavaleiros | 3,470.71 mi (5,585.57 km) |
| Allentown to Mafamude | 3,403.70 mi (5,477.72 km) |
| Allentown to Mafra | 3,428.41 mi (5,517.50 km) |
| Allentown to Maia | 3,399.91 mi (5,471.63 km) |
