The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Message boxes (1 member)
- Natural features (1 member)
- Nav templates (13 members)
- Navbox orphans (1 member)
- Navboxes using background colours (1 member)
- Navigational boxes without horizontal lists (2 members)
- Newspapers (2 members)
- North Ward councillors (1 member)
- November anniversaries (0 members)
- October anniversaries (1 member)
- Organisations (10 members)
- Outer Circle Line (1 member)
- Pages actively undergoing construction (77 members)
- Pages using Australian political party names template (0 members)
- Pages using color box (0 members)
- Pages using election box templates (20 members)
- Pages using infobox place with unknown parameters (0 members)
- Pages using small message boxes (27 members)
- Pages with broken file links (2 members)
- Pages with broken maps (0 members)