| Castelo Branco to Lormont | 498.97 mi (803.01 km) |
| Castelo Branco to Loudeac | 623.70 mi (1,003.75 km) |
| Castelo Branco to Lourdes | 447.32 mi (719.89 km) |
| Castelo Branco to Louviers | 776.01 mi (1,248.87 km) |
| Castelo Branco to Louvres | 804.86 mi (1,295.30 km) |
| Castelo Branco to Luce | 742.23 mi (1,194.51 km) |
| Castelo Branco to Lucon | 558.47 mi (898.77 km) |
| Castelo Branco to Lunel | 655.66 mi (1,055.18 km) |
| Castelo Branco to Luneville | 918.47 mi (1,478.14 km) |
| Castelo Branco to Lyon | 747.11 mi (1,202.36 km) |
| Castelo Branco to Lys-les-Lannoy | 911.30 mi (1,466.59 km) |
| Castelo Branco to Macon | 765.74 mi (1,232.34 km) |
| Castelo Branco to Magny-le-Hongre | 804.98 mi (1,295.50 km) |
| Castelo Branco to Magny-les-Hameaux | 775.62 mi (1,248.24 km) |
| Castelo Branco to Mainvilliers | 742.93 mi (1,195.63 km) |
