| Boppard to Monticello (Minnesota) | 4,337.39 mi (6,980.36 km) |
| Boppard to Montrose (Colorado) | 5,165.11 mi (8,312.44 km) |
| Boppard to Moody (Alabama) | 4,643.72 mi (7,473.34 km) |
| Boppard to Moore (Oklahoma) | 4,975.52 mi (8,007.33 km) |
| Boppard to Moorestown-Lenola (New Jersey) | 3,878.52 mi (6,241.88 km) |
| Boppard to Mooresville (North Carolina) | 4,318.81 mi (6,950.46 km) |
| Boppard to Moorhead (Minnesota) | 4,358.92 mi (7,015.00 km) |
| Boppard to Moorpark (California) | 5,746.79 mi (9,248.57 km) |
| Boppard to Moraga (California) | 5,627.13 mi (9,056.00 km) |
| Boppard to Moreno Valley (California) | 5,717.96 mi (9,202.17 km) |
| Boppard to Morgan City (Louisiana) | 5,028.64 mi (8,092.81 km) |
| Boppard to Morgan Hill (California) | 5,656.58 mi (9,103.38 km) |
| Boppard to Morganton (North Carolina) | 4,346.62 mi (6,995.21 km) |
| Boppard to Morgantown (West Virginia) | 4,092.78 mi (6,586.69 km) |
| Boppard to Morris (Illinois) | 4,336.37 mi (6,978.72 km) |
