- Machinery, Supplies & Equipment - Business Supplies Related, Tawas City
- Manicurists & Pedicurists, Tawas City
- Manufacturing, Tawas City
- Manufacturing & Industrial Consultants, Tawas City
- Manufacturing Products, Tawas City
- Marinas & Marina Services, Tawas City
- Marriage & Family Counselors, Tawas City
- Masonry Materials & Supplies, Tawas City
- Meat Market, Wholesale & Products, Tawas City
- Medical & Health Service Organizations, Tawas City
- Medical Groups & Clinics, Tawas City - Medical & Health Centers
- Medical Supplies & Equipment, Tawas City
- Mental Health Clinics, Tawas City - Treatment Centers
- Mental Health Specialists, Tawas City - Psychologist, Psychiatrist, Psychotherapist, etc
- Metal Powder Parts Fabricators, Tawas City
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- Methodist Church, Tawas City
- Mining, Tawas City
- Mining Contractors, Tawas City - Mining Companies, Contractors & Brokers
- Mining, Crude-Oil Production, Tawas City - Mining Companies
- Miscellaneous Government, Tawas City
- Miscellaneous Professional, Tawas City
- Mobile Home Parks & Communities , Tawas City
- Monuments, Tombstones, Markers & Memorials, Tawas City
- Motor Vehicle, Tawas City
- Motor Vehicle Rental & Leasing, Tawas City
- Moving Companies, Tawas City
- Moving Supplies & Equipment Rental, Tawas City
- Moving Truck Rental , Tawas City
- Muffler Shop & Exhaust Systems, Tawas City
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