| Niel to Lagoa | 1,722.96 mi (2,772.84 km) |
| Niel to Lagos | 1,159.76 mi (1,866.45 km) |
| Niel to Lamego | 901.64 mi (1,451.04 km) |
| Niel to Leiria | 1,007.93 mi (1,622.10 km) |
| Niel to Lisbon | 1,077.21 mi (1,733.60 km) |
| Niel to Loule | 1,139.07 mi (1,833.16 km) |
| Niel to Loures | 1,071.45 mi (1,724.33 km) |
| Niel to Lourinha | 1,052.45 mi (1,693.75 km) |
| Niel to Lousa | 970.71 mi (1,562.20 km) |
| Niel to Lousada | 903.85 mi (1,454.61 km) |
| Niel to Macedo de Cavaleiros | 851.41 mi (1,370.21 km) |
| Niel to Mafamude | 925.46 mi (1,489.38 km) |
| Niel to Mafra | 1,070.14 mi (1,722.22 km) |
| Niel to Maia | 919.40 mi (1,479.63 km) |
| Niel to Mangualde | 928.23 mi (1,493.84 km) |
