Sources
Where our information comes from, and how we prioritize sources.
Source Hierarchy
We follow a priority order: official government sources first, then official provider pages, then established nonprofit directories, then community notes. Read our Methodology for full details.
Current Sources
Important Notes on Community Sources
When community notes or lived-experience observations are used, they are clearly labeled with a Community Note badge. These are not presented as verified facts.
We do not publish information we cannot trace to a credible source.
Suggest a Source
Know of a reliable source we should add? Submit it here.