| Castelo Branco to Leigh-on-Sea | 899.40 mi (1,447.44 km) |
| Castelo Branco to Leighton Buzzard | 897.45 mi (1,444.30 km) |
| Castelo Branco to Leith | 1,134.09 mi (1,825.14 km) |
| Castelo Branco to Lemington | 1,080.52 mi (1,738.92 km) |
| Castelo Branco to Leominster | 886.96 mi (1,427.43 km) |
| Castelo Branco to Lerwick | 1,431.75 mi (2,304.19 km) |
| Castelo Branco to Letchworth | 908.98 mi (1,462.85 km) |
| Castelo Branco to Leven | 1,150.03 mi (1,850.79 km) |
| Castelo Branco to Lewes | 845.59 mi (1,360.85 km) |
| Castelo Branco to Leyland | 984.71 mi (1,584.74 km) |
| Castelo Branco to Leyton | 887.67 mi (1,428.57 km) |
| Castelo Branco to Lichfield | 928.56 mi (1,494.37 km) |
| Castelo Branco to Lincoln | 982.83 mi (1,581.71 km) |
| Castelo Branco to Linlithgow | 1,130.71 mi (1,819.69 km) |
| Castelo Branco to Linslade | 897.67 mi (1,444.65 km) |
