|This meta category should only contain other categories. Files should either be in the relevant subcategory or in the parent category.|
English: Buildings in the United States by former function.
- For existing buildings not serving their original or any function, see/use: Category: Abandoned buildings in the United States.
- For former buildings not serving their original function because of demolition, see/use: Category: Destroyed buildings in the United States.
This category has the following 27 subcategories, out of 27 total.