The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Places established in 1903 (1 member)
- Places established in 1919 (1 member)
- Politicians (6 members)
- Politics (7 members)
- Positions (3 members)
- Presidents of the Balwyn Progress Association (1 member)
- Primary schools (2 members)
- Proposed roads (1 member)
- Public schools (1 member)
- Public transport in Australia templates (1 member)
- Rail crashes and incidents (1 member)
- Rail transport (1 member)
- Rail transport navigational boxes of Victoria (state) (1 member)
- Redirect (1 member)
- Redirects (13 members)
- Reform movement members (1 member)
- Representation and subdivision reviews (2 members)
- Residents of Balwyn (2 members)
- Residents of Burwood (2 members)
- Residents of Camberwell (1 member)