Utah Web API for geocoding Utah addresses.
Utah AGRC API is a free Geocoding API that requires apiKey authentication, is served over HTTPS and has unconfirmed CORS support.
Help for wherever you are on your geospatial journey
Details from api.mapserv.utah.gov.

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Geocode an address, validate an email, track a flight or pull stock data with one account, one dashboard and one API key.
The Utah AGRC API is provided by UGRC API Documentation (api.mapserv.utah.gov). Help for wherever you are on your geospatial journey
Yes. The Utah AGRC API is listed in the Geocoding category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Yes. The Utah AGRC API uses apiKey authentication, so you need to register for credentials before making requests.
CORS support for the Utah AGRC API is unknown. Test a request from the browser, and fall back to a server-side call if it is blocked.
Yes. The Utah AGRC API is served over HTTPS, so it's safe to use in production.