Ace of Spades HQ, Ace of Spades, or AoS is a conservative and humor-driven U.S.-based political blog covering current events, legal issues, military hardware, and salacious topics in popular culture.

an American website that focuses on reporting election results in the United States.

The Holden HQ series is a range of automobiles that was produced by Holden in Australia from 1971 to 1974.

the organisation controlling the operations of the Lockheed Martin F-35B Lightning aircraft of the Fleet Air Arm and Royal Air Force.

International Volunteer HQ Limited is a New Zealand-based volunteer travel company founded by Daniel John Radcliffe in 2007.

a streaming video sports channel operated by the CBS Sports and Paramount Streaming divisions of Paramount focused on airing sports news, highlights and scores, similar to pre-2010 ESPNews.