| Barreiro to Mombris | 1,190.70 mi (1,916.25 km) |
| Barreiro to Monchengladbach | 1,146.20 mi (1,844.64 km) |
| Barreiro to Monschau | 1,110.67 mi (1,787.45 km) |
| Barreiro to Montabaur | 1,158.10 mi (1,863.79 km) |
| Barreiro to Moosburg | 1,244.12 mi (2,002.22 km) |
| Barreiro to Morbach | 1,106.94 mi (1,781.44 km) |
| Barreiro to Morfelden-Walldorf | 1,166.84 mi (1,877.85 km) |
| Barreiro to Morlenbach | 1,156.69 mi (1,861.51 km) |
| Barreiro to Morsbach | 1,172.96 mi (1,887.69 km) |
| Barreiro to Mosbach | 1,162.71 mi (1,871.20 km) |
| Barreiro to Mosigkau | 1,369.54 mi (2,204.05 km) |
| Barreiro to Mossingen | 1,125.31 mi (1,811.02 km) |
| Barreiro to Much | 1,164.57 mi (1,874.20 km) |
| Barreiro to Mucheln | 1,333.87 mi (2,146.65 km) |
| Barreiro to Muhlacker | 1,136.13 mi (1,828.42 km) |
