| Chicago Heights to Monticello (Minnesota) | 405.14 mi (652.02 km) |
| Chicago Heights to Montrose (Colorado) | 1,088.39 mi (1,751.60 km) |
| Chicago Heights to Moody (Alabama) | 550.15 mi (885.39 km) |
| Chicago Heights to Moore (Oklahoma) | 681.99 mi (1,097.56 km) |
| Chicago Heights to Moorestown-Lenola (New Jersey) | 671.20 mi (1,080.20 km) |
| Chicago Heights to Mooresville (North Carolina) | 550.03 mi (885.19 km) |
| Chicago Heights to Moorhead (Minnesota) | 583.11 mi (938.42 km) |
| Chicago Heights to Moorpark (California) | 1,764.16 mi (2,839.14 km) |
| Chicago Heights to Moraga (California) | 1,839.06 mi (2,959.68 km) |
| Chicago Heights to Moreno Valley (California) | 1,689.38 mi (2,718.80 km) |
| Chicago Heights to Morgan City (Louisiana) | 839.62 mi (1,351.23 km) |
| Chicago Heights to Morgan Hill (California) | 1,830.62 mi (2,946.10 km) |
| Chicago Heights to Morganton (North Carolina) | 511.09 mi (822.52 km) |
| Chicago Heights to Morgantown (West Virginia) | 423.52 mi (681.59 km) |
| Chicago Heights to Morris (Illinois) | 42.27 mi (68.02 km) |
