The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- 1950 births (1 member)
- 1980 establishments in California (1 member)
- 1994 establishments in California (2 members)
- 2000 mergers and acquisitions (1 member)
- 2004 initial public offerings (1 member)
- 2006 mergers and acquisitions (1 member)
- 2015 disestablishments in California (1 member)
- 2016 mergers and acquisitions (1 member)
- 20th-century American Jews (1 member)
- 20th-century American businesspeople (1 member)
- 21st-century American Jews (1 member)
- 21st-century American businesspeople (1 member)
- Aardman Animations people (1 member)
- Abusers (1 member)
- Actors (10 members)
- Actress filmographies (2 members)
- Actresses (4 members)
- Addicts (1 member)
- Adventurers (1 member)
- Amazons (1 member)
- Amblin Partners (1 member)
- American animation studios (2 members)
- American chief executives (1 member)
- American chief executives in the media industry (1 member)
- American companies disestablished in 2015 (1 member)
- American companies established in 1980 (1 member)
- American companies established in 1994 (2 members)
- American corporate subsidiaries (1 member)
- American film animated producers (2 members)
- American film producers (3 members)
- American film production company founders (1 member)
- American film studio executives (1 member)
- American filmographies (5 members)
- American gun control activists (1 member)
- American media company founders (1 member)
- American philanthropists (1 member)
- Animals (13 members)
- Animators (2 members)
- Anthropomorphic (13 members)
- Anthropomorphic Characters (1 member)
- Antz actors (9 members)
- Antz actresses (4 members)
- Antz characters (13 members)
- Apprentice of Villain (1 member)
- Archenemies (1 member)
- Archenemy (1 member)
- Aristocrats (2 members)
- Arrogant (2 members)
- Article management templates (5 members)
- Article stubs (0 members)