The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Abbie Carmichael Images (40 members)
- Abuse Victims (339 members)
- Academic personalities (113 members)
- Accomplices (577 members)
- Acquitted Characters (268 members)
- Actors (3,028 members)
- Actresses (2,071 members)
- Adam Schiff Images (44 members)
- Administration (1 member)
- Agencies (8 members)
- Alexandra Borgia Images (11 members)
- Alexandra Cabot Images (55 members)
- Alexandra Eames Images (89 members)
- Aliases (4 members)
- Amanda Rollins Images (66 members)
- Anita Van Buren Images (93 members)
- Army (5 members)
- Arsonists (59 members)
- Arthur Branch Images (24 members)
- Assailants (702 members)
- Assassins (3 members)
- Assault Victims (758 members)
- Assistant District Attorneys (84 members)
- Assistant US Attorneys (13 members)
- Athletes (49 members)
- Atlanta Police Department (4 members)
- Authors (18 members)
- Awards (2 members)
- Baltimore Police Department (3 members)
- Bank Robbers (7 members)
- Banks (1 member)
- Basketball players (6 members)
- Benjamin Stone Images (45 members)
- Bigots (138 members)
- Blog posts (79 members)
- Bombers (47 members)
- Books (11 members)
- Boroughs (6 members)
- Brian Cassidy Images (9 members)
- Browse (11 members)
- Buildings (1 member)
- Bureau Chiefs (9 members)
- Burglars (169 members)
- CI (Russian) Images (5 members)
- CI Character Images (336 members)
- CI Characters (383 members)
- CI Dirty Cops (9 members)
- CI Images (421 members)
- CI Main Cast (5 members)
- CI Main Characters (6 members)