| Houghton le Spring to Monticello (Minnesota) | 3,843.20 mi (6,185.03 km) |
| Houghton le Spring to Montrose (Colorado) | 4,669.44 mi (7,514.74 km) |
| Houghton le Spring to Moody (Alabama) | 4,173.06 mi (6,715.89 km) |
| Houghton le Spring to Moore (Oklahoma) | 4,486.76 mi (7,220.75 km) |
| Houghton le Spring to Moorestown-Lenola (New Jersey) | 3,414.54 mi (5,495.17 km) |
| Houghton le Spring to Mooresville (North Carolina) | 3,854.75 mi (6,203.62 km) |
| Houghton le Spring to Moorhead (Minnesota) | 3,863.39 mi (6,217.53 km) |
| Houghton le Spring to Moorpark (California) | 5,252.69 mi (8,453.39 km) |
| Houghton le Spring to Moraga (California) | 5,137.22 mi (8,267.55 km) |
| Houghton le Spring to Moreno Valley (California) | 5,223.04 mi (8,405.67 km) |
| Houghton le Spring to Morgan City (Louisiana) | 4,556.74 mi (7,333.36 km) |
| Houghton le Spring to Morgan Hill (California) | 5,165.77 mi (8,313.50 km) |
| Houghton le Spring to Morganton (North Carolina) | 3,880.41 mi (6,244.92 km) |
| Houghton le Spring to Morgantown (West Virginia) | 3,620.59 mi (5,826.77 km) |
| Houghton le Spring to Morris (Illinois) | 3,849.63 mi (6,195.38 km) |
