M-203 (Michigan highway)
M-209 (Michigan highway)
M-20 (Michigan highway)
M20 motorway
M-212 (Michigan highway)
M-216 (Michigan highway)
M-21 (Michigan highway)
M-221 (Michigan highway)
M22 Locust
M-22 (Michigan highway)
M240 machine gun
M-247 (Michigan highway)
M249 light machine gun
M-25 (Michigan highway)
M-26 (Michigan highway)
M27 Infantry Automatic Rifle
M-27 (Michigan highway)
M27 motorway
M-28 Business (Ishpeming Negaunee, Michigan)
M-28 Business (Newberry, Michigan)
M-28 (Michigan highway)
M-29 (Michigan highway)
M2 Bradley
M2 Browning
M2M (Eclipse)
M2 tripod