Channel 4 is a British free-to-air public broadcast television network. It began its transmission on 2 November 1982 and was established to provide a fourth television service in the United Kingdom. At the time, the only other channels were the licence-funded BBC One and BBC Two, and a single commercial broadcasting network ITV. The network's headquarters are based in London and Leeds, with creative hubs in Glasgow and Bristol.[1]

Quick facts: Country, Broadcast area, Headquarters, Progra...
Channel 4
Logo used since 2022
CountryUnited Kingdom
Broadcast area
Picture format1080i/1080p HDTV[lower-alpha 1] (downscaled to 576i for the SDTV feed)
Timeshift serviceChannel 4 +1
OwnerChannel Four Television Corporation
Sister channels
Launched2 November 1982; 40 years ago (1982-11-02)
  • Channel 4 (SD; 7 in Wales)
  • Channel 15 (+1)
  • Channel 104 (HD; 110 in Wales)
Streaming media
All 4Watch live
TVPlayerWatch live (UK only)
Sky Go
Watch live (UK and Ireland only)
Virgin TV Anywhere

It is publicly owned and advertising-funded; originally a subsidiary of the Independent Broadcasting Authority (IBA),[2] the station is now owned and operated by Channel Four Television Corporation, a public corporation of the Department for Digital, Culture, Media and Sport,[3] which was established in 1990 and came into operation in 1993. In 2010, Channel 4 extended service into Wales and became a UK-wide television channel.

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