| Iowa City to Montijo | 4,285.80 mi (6,897.33 km) |
| Iowa City to Montilla | 4,426.10 mi (7,123.12 km) |
| Iowa City to Montmelo | 4,571.89 mi (7,357.75 km) |
| Iowa City to Montornes del Valles | 4,573.02 mi (7,359.57 km) |
| Iowa City to Montoro | 4,420.73 mi (7,114.47 km) |
| Iowa City to Monzon | 4,470.71 mi (7,194.91 km) |
| Iowa City to Mora | 4,384.06 mi (7,055.46 km) |
| Iowa City to Moralzarzal | 4,338.09 mi (6,981.48 km) |
| Iowa City to Moron de la Frontera | 4,406.54 mi (7,091.63 km) |
| Iowa City to Mostoles | 4,355.48 mi (7,009.46 km) |
| Iowa City to Motril | 4,509.34 mi (7,257.08 km) |
| Iowa City to Muchamiel | 4,581.13 mi (7,372.62 km) |
| Iowa City to Mula | 4,549.57 mi (7,321.83 km) |
| Iowa City to Munguia | 4,286.88 mi (6,899.07 km) |
| Iowa City to Murcia | 4,567.83 mi (7,351.22 km) |
