| Galveston to Mitchell (South Dakota) | 1,015.44 mi (1,634.19 km) |
| Galveston to Mitchellville (Maryland) | 1,228.40 mi (1,976.92 km) |
| Galveston to Moberly (Missouri) | 716.38 mi (1,152.90 km) |
| Galveston to Mobile (Alabama) | 417.33 mi (671.63 km) |
| Galveston to Modesto (California) | 1,606.50 mi (2,585.41 km) |
| Galveston to Mokena (Illinois) | 935.35 mi (1,505.30 km) |
| Galveston to Moline (Illinois) | 880.52 mi (1,417.06 km) |
| Galveston to Moncks Corner (South Carolina) | 919.22 mi (1,479.34 km) |
| Galveston to Monfort Heights (Ohio) | 902.20 mi (1,451.96 km) |
| Galveston to Monmouth (Oregon) | 1,882.68 mi (3,029.88 km) |
| Galveston to Monroe (Georgia) | 728.84 mi (1,172.95 km) |
| Galveston to Monroe (Louisiana) | 280.84 mi (451.97 km) |
| Galveston to Monroe (Michigan) | 1,085.93 mi (1,747.64 km) |
| Galveston to Monroe (North Carolina) | 926.91 mi (1,491.72 km) |
| Galveston to Monroe (Ohio) | 924.28 mi (1,487.49 km) |
