| Grayslake to Monticello (Minnesota) | 352.57 mi (567.41 km) |
| Grayslake to Montrose (Colorado) | 1,074.09 mi (1,728.57 km) |
| Grayslake to Moody (Alabama) | 609.75 mi (981.30 km) |
| Grayslake to Moore (Oklahoma) | 701.23 mi (1,128.52 km) |
| Grayslake to Moorestown-Lenola (New Jersey) | 698.66 mi (1,124.39 km) |
| Grayslake to Mooresville (North Carolina) | 605.98 mi (975.23 km) |
| Grayslake to Moorhead (Minnesota) | 530.06 mi (853.04 km) |
| Grayslake to Moorpark (California) | 1,751.00 mi (2,817.96 km) |
| Grayslake to Moraga (California) | 1,815.91 mi (2,922.43 km) |
| Grayslake to Moreno Valley (California) | 1,678.58 mi (2,701.42 km) |
| Grayslake to Morgan City (Louisiana) | 890.56 mi (1,433.22 km) |
| Grayslake to Morgan Hill (California) | 1,809.26 mi (2,911.72 km) |
| Grayslake to Morganton (North Carolina) | 568.36 mi (914.68 km) |
| Grayslake to Morgantown (West Virginia) | 461.01 mi (741.92 km) |
| Grayslake to Morris (Illinois) | 69.77 mi (112.28 km) |
