| Castelo Branco to Mendrisio | 931.41 mi (1,498.96 km) |
| Castelo Branco to Meyrin | 813.92 mi (1,309.88 km) |
| Castelo Branco to Mohlin | 932.17 mi (1,500.18 km) |
| Castelo Branco to Monthey | 852.54 mi (1,372.03 km) |
| Castelo Branco to Montreux | 856.80 mi (1,378.89 km) |
| Castelo Branco to Morges | 841.92 mi (1,354.94 km) |
| Castelo Branco to Munchenstein | 921.45 mi (1,482.94 km) |
| Castelo Branco to Muri | 896.56 mi (1,442.87 km) |
| Castelo Branco to Muttenz | 922.80 mi (1,485.11 km) |
| Castelo Branco to Naters | 899.54 mi (1,447.67 km) |
| Castelo Branco to Neuchatel | 875.98 mi (1,409.76 km) |
| Castelo Branco to Neuenhof | 948.27 mi (1,526.09 km) |
| Castelo Branco to Neuhausen am Rheinfall | 967.79 mi (1,557.50 km) |
| Castelo Branco to Niederhasli | 955.89 mi (1,538.35 km) |
| Castelo Branco to Nyon | 826.37 mi (1,329.92 km) |
