| Harlingen to Leopoldsburg | 142.29 mi (228.99 km) |
| Harlingen to Lessines | 182.81 mi (294.21 km) |
| Harlingen to Leuven | 161.23 mi (259.48 km) |
| Harlingen to Lichtervelde | 177.03 mi (284.90 km) |
| Harlingen to Liedekerke | 169.32 mi (272.49 km) |
| Harlingen to Liege | 175.18 mi (281.93 km) |
| Harlingen to Lierre | 145.61 mi (234.34 km) |
| Harlingen to Lille | 136.40 mi (219.51 km) |
| Harlingen to Lint | 147.64 mi (237.61 km) |
| Harlingen to Lochristi | 158.41 mi (254.93 km) |
| Harlingen to Lokeren | 155.80 mi (250.74 km) |
| Harlingen to Lommel | 134.14 mi (215.88 km) |
| Harlingen to Londerzeel | 157.62 mi (253.66 km) |
| Harlingen to Louvain-la-Neuve | 177.66 mi (285.91 km) |
| Harlingen to Lovendegem | 162.87 mi (262.12 km) |
