| Manassas to Morristown (New Jersey) | 213.36 mi (343.36 km) |
| Manassas to Morristown (Tennessee) | 364.03 mi (585.86 km) |
| Manassas to Morrisville (North Carolina) | 214.40 mi (345.04 km) |
| Manassas to Morro Bay (California) | 2,380.12 mi (3,830.44 km) |
| Manassas to Morton (Illinois) | 649.56 mi (1,045.37 km) |
| Manassas to Morton Grove (Illinois) | 587.60 mi (945.66 km) |
| Manassas to Moscow (Idaho) | 2,056.00 mi (3,308.81 km) |
| Manassas to Moses Lake (Washington) | 2,163.71 mi (3,482.15 km) |
| Manassas to Moss Bluff (Louisiana) | 1,065.89 mi (1,715.39 km) |
| Manassas to Moss Point (Mississippi) | 850.54 mi (1,368.80 km) |
| Manassas to Moultrie (Georgia) | 633.39 mi (1,019.35 km) |
| Manassas to Mounds View (Minnesota) | 917.73 mi (1,476.95 km) |
| Manassas to Mount Airy (North Carolina) | 230.87 mi (371.54 km) |
| Manassas to Mount Clemens (Michigan) | 388.15 mi (624.66 km) |
| Manassas to Mount Dora (Florida) | 726.33 mi (1,168.91 km) |
