| Castelo Branco to Bormujos | 186.13 mi (299.55 km) |
| Castelo Branco to Brenes | 179.68 mi (289.17 km) |
| Castelo Branco to Brunete | 189.61 mi (305.15 km) |
| Castelo Branco to Bueu | 185.21 mi (298.07 km) |
| Castelo Branco to Bullas | 336.17 mi (541.02 km) |
| Castelo Branco to Bunol | 358.07 mi (576.25 km) |
| Castelo Branco to Burela de Cabo | 264.91 mi (426.32 km) |
| Castelo Branco to Burgos | 263.75 mi (424.47 km) |
| Castelo Branco to Burjasot | 377.80 mi (608.01 km) |
| Castelo Branco to Burriana | 392.83 mi (632.20 km) |
| Castelo Branco to Cabanaquinta | 247.60 mi (398.47 km) |
| Castelo Branco to Cabanillas del Campo | 232.00 mi (373.36 km) |
| Castelo Branco to Cabra | 231.82 mi (373.08 km) |
| Castelo Branco to Caceres | 64.54 mi (103.87 km) |
| Castelo Branco to Cadiz | 235.96 mi (379.73 km) |
