- Hair Care Professionals, Jefferson
- Hamburger Restaurants, Jefferson
- Hardware Stores, Jefferson
- Hauling And Shipping, Jefferson
- Head Start Centers, Jefferson
- Health & Medical, Jefferson
- Health And Medical Centers, Jefferson
- Health Care Management, Jefferson
- Health Clubs & Gymnasiums, Jefferson
- Health Insurance, Jefferson
- Healthcare Providers, Practitioners & Professionals, Jefferson
- Heating & Air-Conditioning Contractors, Jefferson - HVAC Contractors - Installation, Repair, Replace Service, etc
- Heating & Plumbing Supplies Stores, Jefferson
- Heating Contractors, Jefferson - Heating Systems - Installation & Repair
- Highway Surfacing & Paving Contractors, Jefferson - Pavers - Paving Companies
- Historical Organizations, Jefferson
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- Historical Societies, Jefferson
- Home Additions & Remodeling Contractors, Jefferson - Refinishing & Restoration
- Home Decor Stores, Jefferson - Home Decorations, Supplies & Accessories
- Home Furnishings, Jefferson - Home Decor Stores, Items & Accessories
- Home Health Care, Jefferson - Agencies & Services
- Homeowners Insurance, Jefferson
- Hospices, Jefferson - Hospice Services
- Hospitals, Jefferson
- Hot Dog Restaurants, Jefferson
- Hotel Motel & Resort Reservations, Jefferson
- Hotels & Motels, Jefferson
- Household & Commercial Appliances Stores, Jefferson
- Household Goods & Furniture Storage , Jefferson
- Household Safety & Protective Merchandise, Jefferson
- Humane Societies, Jefferson
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