| River Forest to Mombris | 4,353.17 mi (7,005.76 km) |
| River Forest to Monchengladbach | 4,210.08 mi (6,775.47 km) |
| River Forest to Monschau | 4,226.94 mi (6,802.61 km) |
| River Forest to Montabaur | 4,289.64 mi (6,903.50 km) |
| River Forest to Moosburg | 4,518.77 mi (7,272.26 km) |
| River Forest to Morbach | 4,286.63 mi (6,898.66 km) |
| River Forest to Morfelden-Walldorf | 4,334.23 mi (6,975.27 km) |
| River Forest to Morlenbach | 4,355.34 mi (7,009.24 km) |
| River Forest to Morsbach | 4,269.51 mi (6,871.12 km) |
| River Forest to Mosbach | 4,380.13 mi (7,049.14 km) |
| River Forest to Mosigkau | 4,393.97 mi (7,071.41 km) |
| River Forest to Mossingen | 4,413.75 mi (7,103.24 km) |
| River Forest to Much | 4,256.03 mi (6,849.42 km) |
| River Forest to Mucheln | 4,399.90 mi (7,080.96 km) |
| River Forest to Muhlacker | 4,384.30 mi (7,055.85 km) |
