| Portalegre to Katwijk | 1,054.25 mi (1,696.65 km) |
| Portalegre to Kerkrade | 1,030.78 mi (1,658.88 km) |
| Portalegre to Klazienaveen | 1,151.54 mi (1,853.22 km) |
| Portalegre to Koog aan de Zaan | 1,078.71 mi (1,736.02 km) |
| Portalegre to Krimpen aan den IJssel | 1,043.06 mi (1,678.65 km) |
| Portalegre to Krommenie | 1,079.69 mi (1,737.60 km) |
| Portalegre to Kudelstaart | 1,064.65 mi (1,713.38 km) |
| Portalegre to Landgraaf | 1,031.71 mi (1,660.37 km) |
| Portalegre to Landsmeer | 1,079.89 mi (1,737.91 km) |
| Portalegre to Langedijk | 1,091.06 mi (1,755.89 km) |
| Portalegre to Laren | 1,078.28 mi (1,735.32 km) |
| Portalegre to Leek | 1,157.77 mi (1,863.25 km) |
| Portalegre to Leerdam | 1,055.97 mi (1,699.42 km) |
| Portalegre to Leeuwarden | 1,143.91 mi (1,840.94 km) |
| Portalegre to Leiden | 1,053.93 mi (1,696.13 km) |
