The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- 'Radar' Nickname (1 member)
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- Episodes (4 members)
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- Help (6 members)
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- M*A*S*H* Weapons (1 member)
- Novels (1 member)
- Organisation (8 members)
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- Policy (3 members)
- Regular Characters (2 members)
- Season 1 (4 members)
- Site administration (5 members)
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- Surgeons (1 member)
- Templates (6 members)
- Watercooler (2 members)
- Weapons (1 member)