The archive of Alcoholics Anonymous (Great Britain) have been deposited at the Borthwick Institute for Archives (University of York).
The archive includes the Annual Reports of the General Service Board of Alcoholics Anonymous (GB) Ltd 1959-2006, Minutes Ledgers 1949-1965, Group Representative Minutes 1951-1958, Area and Group Representative Minutes 1958-1969, General Purposes and Sub-Committee Minutes 1961-1969, European Service Meeting Reports 1981-2005, World Service Meeting Reports 1969-2004, General Service Conference Final Reports, 1966-2006, Minutes of the Highlands and Islands Region of Scotland 1982-2003, Minutes of Eastern Region Meetings 1970-2004, North Eastern Region Assembly Minutes 1979-2002, Minutes and Agendas of the London Intergroups 1973-2008, Minutes of the Scottish Service Committee 1972-1999, Conference Background Material 1966-2001, Statistical Surveys 1972-2005, Audio/Visual Recordings of Alcoholics Anonymous 1965-1983,  Telephone Service Log Books (London Intergroup, West Riding Intergroup, Manchester) 1952-2003, Service Newssheets 1972-2003, Newsletters 1949-1972, Where to Find the AA publication 1947-2007, and Artefacts (art work 2007). (source: Borthwick Institute for Archives)

The UK Web Archiving Consortium is archiving the website on a regular basis.

The papers of Alcoholics Anonymous (GB) Ltd are available for research subject to the provisions of the Data Protection Act 1988 and the access categories imposed by the General Board of Alcoholics Anonymous due to the sensitive nature of the material. Permission to access the archive must be sought from the General Secretary at the address below:
The General Secretary, The General Service Office
The General Board of Alcoholics Anonymous (Great Britain) Limited PO Box 1 10 Toft Green York, YO1 7NJ

Subject to the necessary permission being granted, researchers can visit the Borthwick Institute to consult the AA Archive. For further information, see www.york.ac.uk/inst/bihr/Visitingus.htm.

A full list of the archive is available for consultation at the Borthwick Institute.

It is also to be noted that the AA (American section) have established an archive in Manhattan in 1975. More information can be found on the AA international website.