- Hair Care Professionals, South Houston
- Hamburger Restaurants, South Houston
- Hardware Stores, South Houston
- Health & Medical, South Houston
- Health And Medical Centers, South Houston
- Healthcare Providers, Practitioners & Professionals, South Houston
- Heat Exchange Equipment, South Houston - Heat Exchanger
- Heating & Air Conditioning Repair, Installation & Service Contractors, South Houston - HVAC Contractors
- Heating & Air-Conditioning Contractors, South Houston - HVAC Contractors - Installation, Repair, Replace Service, etc
- Heating & Plumbing Supplies Stores, South Houston
- Heating Contractors, South Houston - Heating Systems - Installation & Repair
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- Highway Surfacing & Paving Contractors, South Houston - Pavers - Paving Companies
- Home Decor Stores, South Houston - Home Decorations, Supplies & Accessories
- Home Security Companies & Services, South Houston - Home Alarm Systems & Security Systems, Video Surveillance System, Etc
- Hospital, Dental & Medical Equipment & Supplies, South Houston
- Hospitals, South Houston
- Hot Dog Restaurants, South Houston
- Hotel Motel & Resort Reservations, South Houston
- Hotels & Motels, South Houston
- Household & Commercial Appliances Stores, South Houston
- Household Goods & Furniture Storage , South Houston
- Hydraulic Equipment Repair & Service, South Houston
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