| Castelo Branco to Mengen | 1,008.89 mi (1,623.64 km) |
| Castelo Branco to Meppen | 1,131.62 mi (1,821.17 km) |
| Castelo Branco to Merchweiler | 970.61 mi (1,562.04 km) |
| Castelo Branco to Mering | 1,083.54 mi (1,743.79 km) |
| Castelo Branco to Merseburg | 1,227.65 mi (1,975.71 km) |
| Castelo Branco to Merzenich | 1,017.84 mi (1,638.05 km) |
| Castelo Branco to Merzig | 958.70 mi (1,542.89 km) |
| Castelo Branco to Meschede | 1,098.87 mi (1,768.45 km) |
| Castelo Branco to Messkirch | 998.17 mi (1,606.40 km) |
| Castelo Branco to Messstetten | 998.35 mi (1,606.69 km) |
| Castelo Branco to Mettingen | 1,127.76 mi (1,814.95 km) |
| Castelo Branco to Mettlach | 959.82 mi (1,544.69 km) |
| Castelo Branco to Mettmann | 1,051.79 mi (1,692.69 km) |
| Castelo Branco to Metzingen | 1,023.40 mi (1,647.00 km) |
| Castelo Branco to Meuselwitz | 1,227.70 mi (1,975.80 km) |
