The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Administration (1 member)
- Blog posts (1 member)
- Browse (3 members)
- Caporegime (5 members)
- Characters (22 members)
- Community (4 members)
- Consigliere (1 member)
- Content (0 members)
- Don (4 members)
- Famiglia Boots (2 members)
- Famiglia Grimm (4 members)
- Famiglia Oz (5 members)
- Female Characters (5 members)
- Forums (3 members)
- Gallery (1 member)
- Help (4 members)
- Help desk (1 member)
- Heroine (2 members)
- Images (4 members)
- Love Interest (10 members)
- Male Characters (15 members)
- Manga (1 member)
- Music (2 members)
- OZMAFIA!! (Visual Novel) (2 members)
- OZMAFIA!! 0 -RefleXion- (4 members)
- Oscar Wilde Brothel (3 members)
- Pages with broken file links (7 members)
- Policy (2 members)
- Rules (5 members)
- Site administration (3 members)
- Supporting Characters (3 members)
- Template (1 member)
- Template documentation (11 members)
- Templates (12 members)
- Videos (2 members)
- Watercooler (1 member)
- Wolf Gang (2 members)