Himachal Pradesh, a state in India

Horsepower (hp), a unit of power

America West Airlines' IATA code

Handley Page, an aircraft company

H!P or Hello! Project

Hypersensitivity pneumonitis, a respiratory inflammation

Hire purchase, an installment payment method

HP Sauce, formerly made by HP Foods

HP postcode area, a group of UK postal districts

Ilford HP, a photographic film

Hindustan Petroleum, an Indian oil company

HP Foods, a food producer based in Birmingham, UK

HP is a common abbreviation for Hewlett-Packard, a computer company, and featured as part of their corporate logo. HP may also refer to: