| Box Elder to Monticello (Minnesota) | 462.86 mi (744.91 km) |
| Box Elder to Montrose (Colorado) | 461.90 mi (743.35 km) |
| Box Elder to Moody (Alabama) | 1,146.83 mi (1,845.65 km) |
| Box Elder to Moore (Oklahoma) | 675.60 mi (1,087.28 km) |
| Box Elder to Moorestown-Lenola (New Jersey) | 1,463.50 mi (2,355.27 km) |
| Box Elder to Mooresville (North Carolina) | 1,313.63 mi (2,114.08 km) |
| Box Elder to Moorhead (Minnesota) | 360.96 mi (580.92 km) |
| Box Elder to Moorpark (California) | 1,081.25 mi (1,740.10 km) |
| Box Elder to Moraga (California) | 1,080.23 mi (1,738.47 km) |
| Box Elder to Moreno Valley (California) | 1,031.78 mi (1,660.49 km) |
| Box Elder to Morgan City (Louisiana) | 1,189.87 mi (1,914.90 km) |
| Box Elder to Morgan Hill (California) | 1,082.90 mi (1,742.76 km) |
| Box Elder to Morganton (North Carolina) | 1,266.80 mi (2,038.71 km) |
| Box Elder to Morgantown (West Virginia) | 1,225.21 mi (1,971.79 km) |
| Box Elder to Morris (Illinois) | 765.97 mi (1,232.71 km) |
