
Integration to provide information and prepare shipments using Correio's services.
Correios API is a free Tracking API that requires apiKey authentication, is served over HTTPS and has unconfirmed CORS support.

Unified API suite · now live
Geocode an address, validate an email, track a flight or pull stock data with one account, one dashboard and one API key.
An API to query Brazilian ZIP codes and orders easily, quickly and free
Yes. The Correios API is listed in the Tracking 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 Correios API uses apiKey authentication, so you need to register for credentials before making requests.
CORS support for the Correios API is unknown. Test a request from the browser, and fall back to a server-side call if it is blocked.
Yes. The Correios API is served over HTTPS, so it's safe to use in production.