- Machine Shop, Loganville
- Machine Shop & Tool Repair Service, Loganville
- Machinery, Supplies & Equipment - Business Production Related, Loganville
- Machinery, Supplies & Equipment - Business Supplies Related, Loganville
- Machinery, Supplies & Equipment - Construction & Contractor Related, Loganville
- Mailbox Rental Services, Loganville
- Mailing, Delivery & Courier Service, Loganville
- Major Appliances, Loganville - Household & Kitchen
- Malls & Shopping Centers, Loganville
- Management Consultants & Services, Loganville
- Manicurists & Pedicurists, Loganville
- Manufacturers Agents & Representatives, Loganville
- Manufacturers Representative, Loganville - Reps, Independent Sales Representative, Sales Agent, etc
- Manufacturing, Loganville
- Martial Arts & Self Defense Schools, Loganville
- Masonry Materials & Supplies, Loganville
- Maternity Clothes & Clothing Stores, Loganville - Maternity Dress, Gown, Swimwear, Underwear & More
- Meat Brokers, Loganville
- Meat Market, Wholesale & Products, Loganville
- Mechanical Contractors, Loganville - Install, Service & Repair
- Medical & Health Service Organizations, Loganville
- Medical & Infectious Waste Disposal, Loganville
- Medical Supplies & Equipment, Loganville
- Mental Health Clinics, Loganville - Treatment Centers
- Mental Health Specialists, Loganville - Psychologist, Psychiatrist, Psychotherapist, etc
- Merchandise Sales Events, Loganville
- Merchandising & Marketing Consultants, Loganville
- Metal Repair Service & Blacksmith, Loganville - Iron Works
- Metal Windows, Loganville
- Metal Working Machinery, Loganville
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- Methodist Church, Loganville
- Mexican Restaurants, Loganville
- Microwave Oven Repair & Service, Loganville
- Miscellaneous Household Item Repair, Loganville
- Miscellaneous Agriculture, Loganville
- Miscellaneous Business Services, Loganville
- Miscellaneous Government, Loganville
- Miscellaneous Manufacturing, Loganville
- Miscellaneous Personal Services, Loganville
- Miscellaneous Photographers, Loganville
- Miscellaneous Professional, Loganville
- Mobile Home Parks & Communities , Loganville
- Mortgage Bankers & Correspondents, Loganville
- Mortgage Companies, Loganville
- Mortgages & Loans, Loganville
- Motion Picture Pre & Post Production Services, Loganville
- Motor Vehicle, Loganville
- Motor Vehicle Rental & Leasing, Loganville
- Motorcycle & ATV Repair & Service, Loganville
- Motorcycle Parts, Accessories & Dealers, Loganville
- Motorcycle Repair & Service, Loganville
- Moving & Storage Supplies & Equipment, Loganville
- Moving Companies, Loganville
- Moving Truck Rental , Loganville
- Muffler & Exhaust Systems Wholesale, Loganville
- Muffler Shop & Exhaust Systems, Loganville
- Mufflers & Exhaust Systems Manufacturers, Loganville
- Mulch, Peat & Moss Products, Loganville
- Music, Loganville
- Musical Instruments & Equipment Stores, Loganville
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