HBC
- HB Chartres
- HBCU
- HSBC (disambiguation)
- HSBC Bank Canada
- Haebangchon
- Halton Borough Council
- Harvard Boxing Club
- Harvey's Bristol Cream
- Head Ball Coach
- Helena Bonham Carter
- Hellenic Broadcasting Corporation
- Hemoglobin C
- Hexabenzocoronene
- High breaking capacity
- Historically black colleges and universities
- Hokkaido Broadcasting
- Homebrew Channel
- Hormonal birth control
- Houston Boychoir
- Hudson's Bay Company
- Human-based computation
- Hummelstown Brownstone Company
- Hyderabad Bicycling Club