- Hair Care Professionals, Jefferson
- Hamburger Restaurants, Jefferson
- Hardware Stores, Jefferson
- Health & Medical, Jefferson
- Health And Medical Centers, Jefferson
- Health Care Information & Services, Jefferson
- Health Clubs & Gymnasiums, Jefferson
- Health Insurance, Jefferson
- Healthcare Providers, Practitioners & Professionals, Jefferson
- Hearing Aids & Assistive Devices & Supplies, Jefferson - Hearing Devices
- Heating & Air Conditioning Repair, Installation & Service Contractors, Jefferson - HVAC Contractors
- Heating & Air-Conditioning Contractors, Jefferson - HVAC Contractors - Installation, Repair, Replace Service, etc
- Heating & Plumbing Supplies Stores, Jefferson
- Heating Contractors, Jefferson - Heating Systems - Installation & Repair
- Historical Organizations, Jefferson
- Historical Societies, Jefferson
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- Holiday & Seasonal Merchandise Stores & Products, Jefferson
- Home Additions & Remodeling Contractors, Jefferson - Refinishing & Restoration
- Home Appliance Repair, Sales & Services, Jefferson
- Home Decor Stores, Jefferson - Home Decorations, Supplies & Accessories
- Home Furnishings, Jefferson - Home Decor Stores, Items & Accessories
- Homeowners Insurance, Jefferson
- Horseback Riding Lessons & Instruction, Jefferson - Horse Riding School
- Hospital & Medical Insurance Plans, Jefferson
- Hospital, Dental & Medical Equipment & Supplies, Jefferson
- Hospitals, Jefferson
- Hot Dog Restaurants, Jefferson
- Hotel Motel & Resort Reservations, Jefferson
- Hotels & Motels, Jefferson
- Household & Commercial Appliances Stores, Jefferson
- Household Goods & Furniture Storage , Jefferson
- Hunting & Fishing Equipment, Supplies & Services, Jefferson
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