| Katy to Mineral Wells (Texas) | 247.46 mi (398.25 km) |
| Katy to Minneapolis (Minnesota) | 1,057.64 mi (1,702.10 km) |
| Katy to Minnehaha (Washington) | 1,814.22 mi (2,919.71 km) |
| Katy to Minneola (Florida) | 854.00 mi (1,374.37 km) |
| Katy to Minnetonka (Minnesota) | 1,054.16 mi (1,696.51 km) |
| Katy to Minooka (Illinois) | 909.67 mi (1,463.97 km) |
| Katy to Minot (North Dakota) | 1,306.77 mi (2,103.05 km) |
| Katy to Mint Hill (North Carolina) | 958.63 mi (1,542.77 km) |
| Katy to Miramar (Florida) | 981.68 mi (1,579.86 km) |
| Katy to Mishawaka (Indiana) | 982.51 mi (1,581.19 km) |
| Katy to Mission (Texas) | 290.65 mi (467.75 km) |
| Katy to Mission Bend (Texas) | 12.13 mi (19.52 km) |
| Katy to Mission Viejo (California) | 1,306.93 mi (2,103.30 km) |
| Katy to Missoula (Montana) | 1,530.02 mi (2,462.33 km) |
| Katy to Missouri City (Texas) | 23.85 mi (38.38 km) |
