The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Redmont Reform Party members (2 members)
- Redmont School of Law (2 members)
- Redmont School of Law alumni (1 member)
- Redmont Union (1 member)
- Redmont Union members (1 member)
- Requests for deletion (8 members)
- Residential neighborhoods in Reveille (1 member)
- Reveille (5 members)
- Reveille Heights plots (1 member)
- Rexit (3 members)
- Right-wing political parties (6 members)
- Ry recipients (9 members)
- RylandW (3 members)
- Rylands Awards (4 members)
- Satirical news outlets and newspapers (1 member)
- Second Juniper Fig administration (2 members)
- Second Westray administration (1 member)
- Secretaries (6 members)
- Secretaries of commerce (0 members)
- Secretaries of construction and transport (3 members)
- Secretaries of education (1 member)
- Secretaries of health (5 members)
- Secretaries of state (2 members)
- Secretaries of the interior (4 members)
- Senate (27 members)
- Senior economists (1 member)
- Senior rangers (4 members)
- Sessions of Congress (16 members)
- Sheriffs of Oakridge (2 members)
- Sidebar templates (5 members)
- Sidebars (0 members)
- Sidebars with styles needing conversion (2 members)
- Social Democrat Party (1 member)
- Social democratic political parties (1 member)
- Socialist Party of the People congresspeople (1 member)
- Socialist Party of the People members (1 member)
- Socialist People's Alliance (2 members)
- Socialist Union (1 member)
- Socialist Workers' Party of Redmont congresspeople (1 member)
- Socialist Workers Party (1 member)
- Socialist Workers Party members (1 member)
- Socialist political parties (4 members)
- Solicitors general (1 member)
- SomeHumanOnEarth (1 member)
- Speakers of the House (14 members)
- Special advisors (1 member)
- Special advisors of the UnityMaster administration (0 members)
- Sports companies (1 member)
- Staff (27 members)
- Staff members (15 members)