| Chicago Heights to Morristown (New Jersey) | 685.60 mi (1,103.37 km) |
| Chicago Heights to Morristown (Tennessee) | 434.34 mi (699.00 km) |
| Chicago Heights to Morrisville (North Carolina) | 615.03 mi (989.79 km) |
| Chicago Heights to Morro Bay (California) | 1,834.81 mi (2,952.84 km) |
| Chicago Heights to Morton (Illinois) | 113.79 mi (183.13 km) |
| Chicago Heights to Morton Grove (Illinois) | 37.63 mi (60.56 km) |
| Chicago Heights to Moscow (Idaho) | 1,491.02 mi (2,399.56 km) |
| Chicago Heights to Moses Lake (Washington) | 1,599.69 mi (2,574.45 km) |
| Chicago Heights to Moss Bluff (Louisiana) | 834.18 mi (1,342.48 km) |
| Chicago Heights to Moss Point (Mississippi) | 767.58 mi (1,235.30 km) |
| Chicago Heights to Moultrie (Georgia) | 746.59 mi (1,201.51 km) |
| Chicago Heights to Mounds View (Minnesota) | 374.38 mi (602.50 km) |
| Chicago Heights to Mount Airy (North Carolina) | 510.98 mi (822.34 km) |
| Chicago Heights to Mount Clemens (Michigan) | 255.09 mi (410.53 km) |
| Chicago Heights to Mount Dora (Florida) | 939.75 mi (1,512.38 km) |
