# How search and filters work

Search opioid treatment providers by name, place, and category.

Source: https://opioidtreatment.fyi/support/articles/browse/how-search-works
Markdown: https://opioidtreatment.fyi/support/articles/browse/how-search-works.md
Last updated: 2026-10-24

## Search
Open /search to query the catalog. Results respect the countries and categories configured for this directory.

## Filters
Filters narrow results with the attributes configured for this directory.

## Place pages
Browse by country, region, and city when geography is enabled. Each place page lists published opioid treatment providers in that area.

> Talk to a doctor, pharmacist or other qualified clinician before you start, stop or change treatment. In an emergency call your local emergency number: 911 in the US and Canada (or call or text 988), 999 in the UK and Ireland (or call 111 in the UK, 112 in Ireland), 000 in Australia, 111 in New Zealand. For overdose, call emergency services first.