- Machinery, Supplies & Equipment - Business Supplies Related, Hillsville
- Machinery, Supplies & Equipment - Construction & Contractor Related, Hillsville
- Mail Delivery Service, Hillsville
- Management Consultants & Services, Hillsville
- Manicurists & Pedicurists, Hillsville
- Manufacturing, Hillsville
- Marriage & Family Counselors, Hillsville
- Masonry Materials & Supplies, Hillsville
- Mechanical Contractors, Hillsville - Install, Service & Repair
- Mechanical Engineer, Hillsville - Mechanical Engineering Service
- Medical Supplies & Equipment, Hillsville
- Mennonite Church, Hillsville
- Merchandise Sales Events, Hillsville
- Methodist Church, Hillsville
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- Mexican Restaurants, Hillsville
- Mining Equipment & Supplies, Hillsville
- Miscellaneous Household Item Repair, Hillsville
- Miscellaneous Business Services, Hillsville
- Miscellaneous Government, Hillsville
- Miscellaneous Professional, Hillsville
- Monuments, Tombstones, Markers & Memorials, Hillsville
- Mortgage Bankers & Correspondents, Hillsville
- Mortgages & Loans, Hillsville
- Motor Vehicle, Hillsville
- Motor Vehicle Rental & Leasing, Hillsville
- Moving Truck Rental , Hillsville
- Muffler Shop & Exhaust Systems, Hillsville
- Museums, Hillsville
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