| San Juan to Mombris | 4,600.87 mi (7,404.38 km) |
| San Juan to Monchengladbach | 4,481.41 mi (7,212.14 km) |
| San Juan to Monschau | 4,472.56 mi (7,197.89 km) |
| San Juan to Montabaur | 4,541.42 mi (7,308.71 km) |
| San Juan to Moosburg | 4,730.18 mi (7,612.49 km) |
| San Juan to Morbach | 4,509.82 mi (7,257.85 km) |
| San Juan to Morfelden-Walldorf | 4,575.04 mi (7,362.82 km) |
| San Juan to Morlenbach | 4,582.28 mi (7,374.47 km) |
| San Juan to Morsbach | 4,536.78 mi (7,301.23 km) |
| San Juan to Mosbach | 4,601.02 mi (7,404.62 km) |
| San Juan to Mosigkau | 4,730.29 mi (7,612.66 km) |
| San Juan to Mossingen | 4,598.71 mi (7,400.91 km) |
| San Juan to Much | 4,523.01 mi (7,279.07 km) |
| San Juan to Mucheln | 4,713.39 mi (7,585.46 km) |
| San Juan to Muhlacker | 4,587.78 mi (7,383.32 km) |
