Channel 4 | 4seven | E4 (Extra) | More4 | Film4

Defunct channels
FilmFour Extreme | FilmFour World | FilmFour Weekly | The Box Plus Network (4Music | The Box (Africa | Hits | Xmas) | Kiss¹ | Magic¹ | Kerrang!¹)

Disbanded channels
At the Races

Current brands
Channel 4 (streaming service) | 4Creative | 4Careers | Film4 Productions | Dispatches (TV series) | Channel 4 Learning | Channel 4 News (Channel 4 Election) | Channel 4 Television | Channel 4 Ventures | Channel 4 Weather | Walter Presents | Channel 4 F1 | Channel 4.0 | 4Reality

Defunct brands
Adult Swim (UK and Ireland)² | 4 Digital Group (4radio | E4 Radio | Oneword | Pure4) | FourText | Random Acts | T4 | Channel 4 Racing | 4mations | Channel 4 Shorts | Film4oD

Related
ITV Schools | Teletext (Teletext on 4) | ORACLE

Notes
¹Under license from Bauer Media Group, which formerly had a stake in The Box Plus Network.
²Under license from Warner Bros. Discovery.