| Castelo Branco to March | 950.52 mi (1,529.71 km) |
| Castelo Branco to Margate | 905.82 mi (1,457.78 km) |
| Castelo Branco to Market Drayton | 934.77 mi (1,504.37 km) |
| Castelo Branco to Market Harborough | 928.79 mi (1,494.74 km) |
| Castelo Branco to Marlow | 873.53 mi (1,405.81 km) |
| Castelo Branco to Marple | 972.46 mi (1,565.03 km) |
| Castelo Branco to Marton | 1,058.14 mi (1,702.92 km) |
| Castelo Branco to Maryport | 1,045.80 mi (1,683.05 km) |
| Castelo Branco to Matlock | 962.26 mi (1,548.61 km) |
| Castelo Branco to Melksham | 838.78 mi (1,349.89 km) |
| Castelo Branco to Meltham | 987.93 mi (1,589.92 km) |
| Castelo Branco to Melton Mowbray | 947.81 mi (1,525.36 km) |
| Castelo Branco to Merthyr Tudful | 847.27 mi (1,363.55 km) |
| Castelo Branco to Methil | 1,149.08 mi (1,849.27 km) |
| Castelo Branco to Mexborough | 989.34 mi (1,592.18 km) |
