| Iowa City to Mombris | 4,499.73 mi (7,241.62 km) |
| Iowa City to Monchengladbach | 4,356.70 mi (7,011.44 km) |
| Iowa City to Monschau | 4,375.02 mi (7,040.91 km) |
| Iowa City to Montabaur | 4,436.63 mi (7,140.07 km) |
| Iowa City to Moosburg | 4,665.88 mi (7,509.00 km) |
| Iowa City to Morbach | 4,435.46 mi (7,138.18 km) |
| Iowa City to Morfelden-Walldorf | 4,481.43 mi (7,212.17 km) |
| Iowa City to Morlenbach | 4,503.19 mi (7,247.18 km) |
| Iowa City to Morsbach | 4,415.73 mi (7,106.44 km) |
| Iowa City to Mosbach | 4,528.10 mi (7,287.27 km) |
| Iowa City to Mosigkau | 4,534.21 mi (7,297.10 km) |
| Iowa City to Mossingen | 4,563.60 mi (7,344.40 km) |
| Iowa City to Much | 4,402.42 mi (7,085.01 km) |
| Iowa City to Mucheln | 4,541.62 mi (7,309.04 km) |
| Iowa City to Muhlacker | 4,533.31 mi (7,295.67 km) |
