| Mercer Island to Mombris | 5,096.90 mi (8,202.67 km) |
| Mercer Island to Monchengladbach | 4,966.27 mi (7,992.44 km) |
| Mercer Island to Monschau | 4,998.80 mi (8,044.79 km) |
| Mercer Island to Montabaur | 5,043.62 mi (8,116.93 km) |
| Mercer Island to Moosburg | 5,255.76 mi (8,458.33 km) |
| Mercer Island to Morbach | 5,062.62 mi (8,147.50 km) |
| Mercer Island to Morfelden-Walldorf | 5,087.09 mi (8,186.89 km) |
| Mercer Island to Morlenbach | 5,114.21 mi (8,230.52 km) |
| Mercer Island to Morsbach | 5,016.10 mi (8,072.63 km) |
| Mercer Island to Mosbach | 5,138.40 mi (8,269.46 km) |
| Mercer Island to Mosigkau | 5,061.05 mi (8,144.98 km) |
| Mercer Island to Mossingen | 5,191.89 mi (8,355.54 km) |
| Mercer Island to Much | 5,005.70 mi (8,055.89 km) |
| Mercer Island to Mucheln | 5,083.49 mi (8,181.08 km) |
| Mercer Island to Muhlacker | 5,154.71 mi (8,295.71 km) |
