- Abraham Anson papers, 1939/20051
- Alexander Haight family collection, 1764/19761
- Alumni Association Photograph Collection, 1960/2010, bulk 1970/19901
- Alumni Association Records, 1924/20161
- Alvin Duke Chandler Papers, 1896/1984, bulk 1950/19601
- American Association of University Women (AAUW) Records, Harrisonburg, Virginia Branch, 1929/20251
- American Public Transportation Association records, 1898/19991
- Ann Buckles Papers, 1950/20081
- Anne and Alan Morledge Collection, 1946/2005, bulk 1969/19881
- Anthony-Seeger Campus School Records, 1956/19821
- Armand J. Galfo Papers, 1940/2008, bulk 1958/19951
- Arthur Arundel papers, 1964/19901
- Arthur M. Squires Papers, 1888/1987, bulk 1940/19871
- Arthur W. and Leah James Scrapbooks, 1909/19771
- Association for the Preservation of Virginia Antiquities, Colonial Capitol Branch Records, 1896/19891