121 Centre was an squatted autonomous social centre in Brixton, South London, between 1981 and 1999. As an anarchist social centre, the venue hosted a bookshop, cafe, infoshop, library, meeting space, office space, printing facility, and rehearsal space. Organisations using the space included Food Not Bombs, Anarchist Black Cross prisoner aid chapters, an anarcho-feminist magazine, a squatters aid organisation, and an anarchist queer group.