| Tomball to Missouri City (Texas) | 37.10 mi (59.70 km) |
| Tomball to Mitchell (South Dakota) | 951.31 mi (1,530.99 km) |
| Tomball to Mitchellville (Maryland) | 1,228.99 mi (1,977.87 km) |
| Tomball to Moberly (Missouri) | 668.87 mi (1,076.44 km) |
| Tomball to Mobile (Alabama) | 448.93 mi (722.49 km) |
| Tomball to Modesto (California) | 1,540.84 mi (2,479.74 km) |
| Tomball to Mokena (Illinois) | 900.52 mi (1,449.25 km) |
| Tomball to Moline (Illinois) | 837.18 mi (1,347.31 km) |
| Tomball to Moncks Corner (South Carolina) | 941.52 mi (1,515.24 km) |
| Tomball to Monfort Heights (Ohio) | 885.26 mi (1,424.69 km) |
| Tomball to Monmouth (Oregon) | 1,810.97 mi (2,914.48 km) |
| Tomball to Monroe (Georgia) | 742.73 mi (1,195.32 km) |
| Tomball to Monroe (Louisiana) | 267.84 mi (431.05 km) |
| Tomball to Monroe (Michigan) | 1,062.89 mi (1,710.55 km) |
| Tomball to Monroe (North Carolina) | 939.19 mi (1,511.48 km) |
