| Castelo Branco to Leopoldsburg | 992.85 mi (1,597.85 km) |
| Castelo Branco to Lessines | 930.96 mi (1,498.24 km) |
| Castelo Branco to Leuven | 964.60 mi (1,552.38 km) |
| Castelo Branco to Lichtervelde | 928.78 mi (1,494.72 km) |
| Castelo Branco to Liedekerke | 945.94 mi (1,522.34 km) |
| Castelo Branco to Liege | 978.76 mi (1,575.16 km) |
| Castelo Branco to Lierre | 973.63 mi (1,566.90 km) |
| Castelo Branco to Lille | 986.45 mi (1,587.54 km) |
| Castelo Branco to Lint | 970.38 mi (1,561.68 km) |
| Castelo Branco to Lochristi | 951.29 mi (1,530.96 km) |
| Castelo Branco to Lokeren | 955.44 mi (1,537.63 km) |
| Castelo Branco to Lommel | 1,000.53 mi (1,610.20 km) |
| Castelo Branco to Londerzeel | 959.07 mi (1,543.48 km) |
| Castelo Branco to Louvain-la-Neuve | 947.66 mi (1,525.10 km) |
| Castelo Branco to Lovendegem | 944.92 mi (1,520.69 km) |
