- Museum of space history
- Museum of zoology
- Music school
- Millwork shop
- Marriage or relationship counselor
- Metropolitan train company
- Men's health physician
- Music instructor
- Medical supply store
- Martial arts school
- Market
- Men's clothing store
- Marketing consultant
- Monastery
- Mosque
- Mattress store
- Musical club
- Military base
- Mover
- Media and information sciences faculty